With support for next-generation Intel® Xeon® processor families, the latest graphics technology, and increased I/O expandability, the HP Z420 has the power you need to get the job done. Each processor supports up to 4 channels of DDR4 memory. 35V (low voltage) and 1. 96, power to onboard NIC is cut off during hibernate and suspend. Clear the Side Panel Door. The HP Z420 gives us professional expandability in an accessible tool-free mini-tower form factor all at a great price. Obvious thing to double check is that you have a v2 version of the motherboard, by checking its boot block date in BIOS. - E5-1650 v2 - Ivy Bridge 22nm. HP Z420. Intelligent, business-forward design. The HP Z420 Workstation Xeon E5-1600 (single-processor) or 2600 (single- or dual-processor) series. Save your personal devices and preferences; Easy access to support resourcesUpon researching HP Z240 Tower Users, I found out that at least one of the best-rated Z240's has been fitted (see link below) with an Intel Xeon E3-1270 v5 -as you know a v5-family member forerunner of the E3-12xx v6 processor family! [ EDIT 220130:] And here you are: definitive evidence: a HP Z240 Tower Workstation fitted with a Xeon. Designed with ease in mind, the HP Z420 V1 Workstation offers th. What these systems seem to have in common include the latest BIOS and using Windows 10 Prof'l. HP increased the cooling capacity of their fan/heatsink combination for the Z440 with a bigger better unit, which you can see by searching eBay for 749554-001. Product description. You will definitely notice a major improvement in system responsiveness and speed if upgrading from a E5-2650 v1 CPU to a E5-2667 v2. Go to HP support assistant . Support Home ;. Software & Drivers. Under the Security tab, use the up and down arrows to select USB Security, and then press enter . However, now I cannot update ME Firmware Version from 7. 2) backplate will not match up to the rear cutout. 00 USD/stick (untested sticks). HP Computer Motherboards. The 390 with a 12-year old, 2. Your account also allows you to connect with HP support faster, access a personal dashboard to manage all of your devices in one place, view warranty information, case status and more. 1 TB 3. Highest CPU in z440 = 17399, which calculates very approximately to an STM = ~2,300. A good balanced CPU would be the E5-1660, which is 6C / 12T and has a base clock of 3. It's more than stock clock speed upgrade about 400Mhz. Installing Microsoft Windows on HP Workstations with Advanced Format Hard Drives. Number of Memory Slots. I currently have 16GB (8x2GB) and plan to upgrade to 32GB (8x4GB or 4x8GB). 40 Ghz Cpu/(8GB)2x4GB DDR3 RAM/2TB Drive $229. Henderko t, It seems possible to provide a proper power supply to support a GTX 1080 Ti in a z600 as the NVIDIA recommended minimum power supply is listed as 600W. HP employees: Report website issues. 1 PCIe. (ebay) HP Z620 - Liquid Cooled E5-1680v2 @4. 1010). - CPU tests include: integer, floating and string. It brings a higher level of performance and expandability to the mainstream workstation space with support for higher-end quad-core, six-core, and eight-core Intel Xeon processors greater memory. 4GHz) :I received a 2nd Z420 Workstation and can swap Hardware together with the same model. 13 MB. This product cannot be identified using the serial number alone. My pc is supposed to be made up of. Microsoft® Windows® XP - Hardware Support Matrix for HP Z Series Workstations. This system has 8 DIMM slots with 4 channels per CPU. On the HP BIOS Update screen, click Apply Update Now, or wait for the update to start automatically. RAM (as Tested) 16. The HP Z420 gives us professional expandability in an accessible tool-free mini-tower form factor all at a great price. 1221 (sp71010) from HP website. The HP Z420 gives us professional expandability in an accessible tool-free mini-tower form factor all at a great price. Product description. That's still quite a list, and I am not at all at home in the server/workstation CPU space. The E5-2680 2/7/3. ? i wish to add duel processor intel silver 4114About this guide. There are multiple HP-approved v2 processors for this workstation and you want one that can run the fastest possible memory to match the processor you choose. Easy access to support resources;. Your account also allows you to connect with HP support faster, access a personal dashboard to manage all of your devices in one place, view warranty information, case status and more. e. 8GB DDR4-2133 ECC Registered RAM. The balance of clock speed to core count seems to be about the best with 8-core processors. The v2 version of the Z420 motherboard allows use of the faster (1800 MHz) memory that the V2 processors can support, and this duct appears well worth installing if those fill the. You might also want to bookmark the HP Z420 Support page. HP Z440 GAMING COMPUTER AND OTHER HARDWARE UPGRADES - Green PC Gamers. Item Height. 8GHz) average CPU= 13,080 / STM = 2,082. Tips for better search results. Processors. 2-RELEASE-p3 GENERIC amd64 # lspci | grep chipset 00:11. b) Press the front power button several times to discharge any residual power from the PSU. Any PC product that is not listed in the table was not tested by HP for this update and is not supported by HP for Windows 11. great price. Play. 2 256GB AHCI + Samsung 970 EVO M. CPU: Intel Xeon X5675 1st Bench 68%, 4,275 samples. 3GHz) / z420 Liquid Cooling / 64GB (HP/Samsung 8X 8GB DDR3-1866 ECC registered) / Quadro P2000 5GB _ GTX 1070 Ti 8GB / HP Z Turbo Drive M. Operating: 5 to 35°C (40 to 95°F) Non-operating: -40 to 60°C (-40 to 140°F) note: Derate by one degree C (1. The HP Z420 workstation offers your choice of Intel Xeon E5-1650v2 processors with base clock frequencies of up to 3. NVIDIA T1000 Graphics (8GB GDDR6) 1TB M. 0 Rating = 7147 / CPU 17461 / 2D 1019 / 3D 14464 / Mem 3153 /. Comparing versions of the E3-1245, the E5-1245 v2 has an average mark of 9074 and single thread of 1992 and the v5 numbers are 10303 and 2157. Each processor supports up to 4 channels of DDR4 memory. HP Z620 - Liquid Cooled E5-1680v2 @4. Additionally, these workstations feature Intel vPro TM technology when. Oct 29, 2023. With up to 8 discrete processing cores, the latest processing and I/O power from Intel, and the latest graphics technology from leading graphics providers, the HP Z420 has the power needed to get the job done. The HP Z440 Workstation has all the base components to be converted in to a high end gaming computer. HP Business PCs - HP Client Security Manager and Windows 11 compatibility. 22 MB. With up to 8 discrete processing cores, the latest processing and I/O power from Intel, and the latest graphics technology from leading graphics providers, the HP Z420 has the power needed to get the job done. There. 6GHz. Get support for this product . B2 - Legacy Option ROM Initialization. Dòng máy trạm HP Z420 Workstation hoạt động bền bỉ, ổn định và đáng tin cậy. Catalina 10. Rs. First of all, does the motherboard support the m. Only modules specified will work. Technical. Motherboard & CPU Combos. Build the HP Z420 Workstation the way youFAQ page for the HP Z420 Workstation. Miễn phí giao hàng. 4Ghz going all the way up to 4Ghz. Processor numbers differentiate features The HP Z420 gives us professional expandability in an accessible tool-free mini-tower form factor all at a great price. Here is a link to the HP Z420 Quickspecs (ver. - currently selling for around £50 - £80! It's a 150W, 8-core, 3. CPU: Intel Xeon E5-2690 0 1st Bench 68%, 2,388 samples. I'm having problems booting it up. 21] Here is the office z420:09-20-2018 06:12 AM. 1) HP Z420 Motherboard, 2) Intel Xeon E5 2690. 0 Rating = 7147 / CPU 17461 / 2D 1019 / 3D 14464 / Mem 3153 / Disk 15451 / Single Threaded 2551 The HP Z420 Workstation is a Single Processor system with 8 DIMM slots. The speed that the memory runs is determined by the processors and is limited to 2133 MHz for the Haswell processor generation. 2. 96 BIOS is the latest version. CPU: Intel Xeon E5-2687W 0 1st Bench 71%, 1,646 samples. Additionally, these workstations feature Intel vPro TM technology when configured with the appropriate processor. The later ones will show you the "v2" processors. , etc. Comparing to earlier architectures, motherboard/CPU compatibility was much more difficult to navigate. 0. Tackle advanced workflows—from rendering and simulation to advanced video editing and massive dataset preparation. 2 adapter cards and two NVMe SSDs - 1TB for OS and apps, and 500GB for scratch. Find support and troubleshooting info including software, drivers, specs, and manuals for your HP Z620 Workstation. I have upgraded quite a few Z420 and Z620 workstations from the version 1 to the version 2 motherborards so that the workstation can then run the faster better v2 processors. 127x. Microsoft® Windows® XP - Hardware Support Matrix for HP Z Series Workstations. A 440BX chipset system tends to be a lot more expensive. Identifying components page for HP Z420 Workstation. The highest Passmark result for CPU performance in the z640 is 24576 using a pair of E5-2667 v3 8-cores. However, if you're running multiple VM's, or CPU video rendering then more cores will definitely help. It brings a higher level of performance and expandability to the mainstream workstation space with support for higher-end quad-core, six-core, and eight-core Intel Xeon processors greater memory. The situation is this. Rating = 3919 / CPU= 15896 / 2D = 461 / 3D = 7976 / Mem = 2239 / Disk = 4571 / (Windows 10) If there is a specific use that prioritizes only the maximum number of cores, and there is to be minimal 3D application, photo processing, & etc, it should work. I was able to update its ME Firmware Version from 7. I have tried setting the SATA mode to both RAI. (14) 14 product ratings - HP Workstation Z420 Tower PC Intel Xeon 4GB 500GB Windows 10 Pro 64 Good. 2GHz Intel Xeon Broadwell E5-2699 v4 [22-cores / 44-threads] Socket: FCLGA2011-3 E5-2699V4 My PC Detail: My HP Z440s Details: Product. HP Z420 Workstation. HP Z4 G5 Workstation Desktop PC. 10-21-2017 11:59 AM - edited 10-22-2017 08:14 AM. They’re plentiul and cheap on eBay, as well as the faster ones. Support Home ;. When prompted, click Continue Startup, or wait for the computer to restart automatically. 3. 52 MB. This renewed computer comes with a powerful 3. 00 USD with shipping from eBay, and search for749554-001 there. Let us. 5V (standard voltage) are supported, but the systems will only allow. 3. 3 . 179x. 942. We run a small engineering company and workstations are primarily used for CAD. HP Instant Ink Support; HP Replacement Parts; HP STORE LINKS. HP continues to lead and provide the quietest line of workstations, and the HP Z420 is no exception. Hardware Support Matrix for HP Z Series Workstations. 50GHz) . it's a HP Z420 Workstation 8-Core 2. 2 adapters that are sold on Amazon for a PCI-E slot?Copy that file out onto the top level of a fat32 formatted small USB drive. The E5-1680v2 listed in the quickspec is a 130W CPU according to Intel ARK. Built to support next generation PCIe Gen3 graphics, the HP Z420 currently ofers a breadth of AMD and NVIDIA professional graphics card options from Pro 2D to high-end 3D, up. But all this depends on the cpu a lot more than you'd imagine. On the barcode. The HP Z420 Workstation You could add one CPU initially, with the option of adding a second CPU at a later date if required. 940. The CPUs determine the speed at which the memory is clocked. Enhanced KVM resolution (Up to 4K) Intel vPro technology. 6 GHz, 1600 MHz/4 MB L3 cache, dual core, 35 W). The performance is quite good, similar to a GTX 1060, with the best 3D result = 10121 on an E5-1650 v2 system overclocked to 4. Show More. It brings a higher level of performance and expandability to the mainstream workstation space with support for higher-end quad-core, six-core, and eight-core Intel Xeon processors greater memory. The Z620 supports the E5-2600 series processors, offers 2x. 2 Technology. 0 SSD. g. Any E5-16xx or E5-26xx as listed in the quickspecs will work. The difference between the 3xxx and 5xxx processors is that the 5xxx have additional QPI links for dual processor configurations. The more cores running in a CPU, the hotter the CPU will get as will it's TDP. It will support storage configurations as a Boot device and as a Data device. The Z420 Workstation is a laptop model manufactured by HP. HP Z420 Workstation. A 440BX chipset system tends to be a lot more expensive. 1 ACCEPTED SOLUTION. Updates Intel processor microcode to 0xEA for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200. Your workstation might look different than the one shown. What HP Workstation Z420 memory speed is supported? DDR3-1333, DDR3-1600 and DDR3-1866. 0 USB controller: Intel. Only the Z420 workstations with the Xeon V1 CPUs had dual 6-pin GPU power connectors. 82x. They are pretty easy to find with Bing and Google. Total 6 Cores & 12 Threads HT ( CPU's ) 32 GB PC3 Memory. From the graphics card to the. Máy tính HP Z420 được thiết kế form Tower thoáng mát. the E5-2690 is a good choice. The Z420 is normally a very quiet machine and when the chassis fan and the PSU fan speed up there is a problem with the temp sensor that is placed were the power button is. 0 GB. Support Home ;. With up to 8 discrete processing cores, the latest processing and I/O power from Intel, and the latest graphics technology from leading graphics providers, the HP Z420 has the power needed to get the job done. Wait while HP Support Assistant analyzes the system. The original HP proprietary mobo takes an 18-pin power. Intelligent, business-forward design. 2) Confirm your power settings in Windows. . CPU: Intel Xeon E5-2670 0 1st Bench 65%, 4,306 samples. - GPU tests include: six 3D game simulations. . You can find various Z420 resources here; HP Z420 Support Page Specifically; HP Z620 - Liquid Cooled E5-1680v2 @4. 3) Run HP Performance advisor, click on settings. Is there a cost-effective (say, < $100 used) CPU upgrade that would yield a noticeable performance boost? EDIT: currently it has an E5-1603, 4c/4t, 2. 9 /3. Supported memory modules1 Types of memory supported on a HP Z420 are:hi i have hp z420 desktop i want my upgrade my cpu E-51650 0 i want get better cpu with avx2 support can you tell wich cpu i should buy? - 8525469. This e-store is Serviced by Savex Technologies Pvt Ltd. It features a single Xeon CPU, a massive choice of professional GPUs, up to 128GB of RAM and up to four 3. I'm not able to enter BIOS normally, so I'm using the HP Performance Advisor. T. Each processor supports up to 4 channels of DDR4 memory. Examples:it is HP Z420 workstation. To access HP Support Assistant, double-click the HP Support Assistant icon on your desktop. All Specs. Maybe. Uncheck the box Number of Processors. 3) Try a CMOS reset; a) Power off the computer and remove the mains lead from the back. Memory: RAM 8. Hi. 2 NVMe 500GB + HGST 7K6000 4TB + HP/HGST Enterprise 6TB / Focusrite Scarlett 2i4 sound. Please provide a product number in the field below:The HP Z420 gives us professional expandability in an accessible tool-free mini-tower form factor all at a great price. Where a v2 CPU is listed then the v0/v1 CPU version will work, e. HP Workstations - CRU Dataport DX115 kit installation. 7GHz / 64GB Hynix PC3-14900R 1866MHz / GTX1080Ti FE 11GB / Quadro P2000 5GB / Samsung 256GB PCIe M. Get the best deals on HP Z420 Towers and find everything you'll need to improve your home office setup at eBay. This system is feedback driven thru Solution and Kudo flags. Solved: Upgrade CPU Intel 7 to intel 8 - HP Support Community - 8300175. Windows 11 Support Center. 1. Here would be my suggestions; 1) Download and re-Install the latest W10 chipset drivers for your HP Z420. NVMe driver will not support the original HP Z Turbo Drive, which requires an AHCI driver. Number of Cores :4. note: For details on the supported memory configurations on the HP Z440 Workstation, please refer to the System Technical Specifications - System Board section of this document. #51. The HP Z420 gives us professional expandability in an accessible tool-free mini-tower form factor all at a great price. Processor: Core i5. Specs are 2011 build Z620, E5-1650v0 3. It brings a higher level of performance and expandability to the mainstream workstation space with support for higher-end quad-core, six-core, and eight-core Intel Xeon processors greater memory bandwidth. Your workstation might look different than the one shown. HP Z420 Workstation ===== CPU : Intel Xeon E5-1620 Single Processor ( 3. The numbers in the parentheses are the Passmark CPU scores. 8GB DDR4-2133 ECC Registered RAM. For example, this 5-minute system:Go find that info if you have a Z420 v2. 32GB DDR4-2133 ECC Load Reduced (LR) RAM. The port I asked about is the 1394a on your picture. 3GHz / 130W). The HP Z420 Workstations ofers your choice of Intel® Xeon® E5-1600 and E5-2600 series processors1,2,3—with base clock frequencies of up to 3. It appears that RTX GPU's are rare in. 1866MHz / GTX1080Ti FE 11GB / Quadro P2000 5GB / Samsung 256GB PCIe M. HP PCs - Accessibility options (Windows 10)Hello. Win 10 x64 lastest service pack 22H2Updated BIOS from 2. CPU: Intel Xeon X5650 1st Bench 64%, 7,756 samples. 7 / 3. OMEN X by HP Full Tower Case. You could also use a E5-2687W, however that has a TDP of 150W and as per HP specs requires the HP liquid cooler. 61 succe. We decided that it is enough for us to use regular workstation as a data server. My z420, being a gen1 version, has this cpu supported list: Name Cores Clock Speed (GHz) Cache (MB) Memory Speed (MHz) QPI Speed (GT/s) HyperThreading Featuring Intel® vPro™ Technology Intel® Turbo Boost Technology1 TDP (W) Intel® Xeon® E5-2687W processor 8 3. 80GHZ CPU. 60GHz Intel Xeon CPU installed in my HP Z440. - Delivering support for up to 8 cores of processing power, the HP Z420 never slows you down. 50. 2 256GB AHCI / Passmark 9. Setup & User Guides. The HP Z420 has all the base components to be converted in to a high end gaming computer. 8 GHz to 3. Average 4 years ago. due to low speed I wanna upgrade system . Below Average. Hello I have purchased a z420 Workstation with the V2 motherboard (coupled with the v2 E5-2690 Processor). On the subject of RAM, check your BIOS boot block date. 1 setup for HP Z420/620/820 workstations. Currently, the workstation can support a wide range of AMD and NVIDIA professional graphics cards. great price. 2 NVMe 500GB + HGST 7K6000 4TB + HP/HGST Enterprise 6TB / Focusrite Scarlett 2i4 sound. This dual-socket system helps to boost productivity with next-generation Intel Xeon processors and support for up to. Double the available memory to 16GB if. 00 GHz/8-core/20MB/95W) / 16GB (2x8GB) DDR3 RAM Memory / Support upto 64GB DDR3 ECC with 8 DIMM Slots /1 x 1TB SATA HDD/6X PCie Slots/ 3x3. Mobo number: HP Z420 Workstation Motherboard 708615-001 708615-601 W8 PRO 618263-002. The HP Z420 Workstation is the performance single-processor workstation platform from HP and is positioned above the HP Z210 Workstation. The HP Z6 G5 supports the single-socket Intel Xeon W-3400 Series workstation CPU from 12 to 36 cores (not including the flagship 56-core Intel Xeon w9-3495X). 25형 외장 베이에 정착됩니다. hp-support-head-portlet Actions ${title}. Examples:I have been able to install 32 x8 LRDIMM modules for a total of 256GB of RAM. Under the battery. Customizing an HP Z workstation. 93 / 3. Windows 11 Support Center. Host interface Integrated with CPU Integrated with CPU Integrated with CPU Integrated with CPU Integrated with CPU Number of PCle slots required 0 0 0 0 0Download the latest drivers, firmware, and software for your HP Z420 Workstation. Enjoy superb performance. After that, I installed each DIMM at the time to verify that there is no problem with the new RAM itself (the workstation did’nt start, so I guess the RAM is fine). Built to support next generation PCIe Gen3 graphics from AMD and NVIDIA, the HP Z820 Workstation currently offers a wide range of cards from Pro 2D to ultra high-end 3D graphics to get the job done. Environmental specifications. 0, Windows 11 CPU compatibility. 0. Thinking about buying a z420 v2 Workstation but need to know if i can use 1 possibly 2 Seagate Firecuda 520 1TB Performance SSD PCIe Gen 4 NVMe 1. 3. the E5-2690 is a good choice. 0. 5 inch 7. (124, Maker Chambers 3, Nariman Point, Mumbai - 21). 1. New member. I saw things like the Xeon E5-1620 on Ebay for like $11, would that be an improvement?HP recommends Windows® 7. note: For details on the supported memory configurations on the HP Z440 Workstation, please refer to the System Technical Specifications - System Board section of this document. HP Z420 Memory Configurations and Optimization The purpose of this document is to provide an overview of the memory configuration for the HP Z420 Workstation and to provide recommendations to optimize performance. Wait while the BIOS update installs. These advantages translate into both a higher single-thread performance and a higher average clock cycles per unit time, even though the E5-2690 v2 has ten cores to the E5-1680 v2's eight core. 8GHz) average CPU= 13,080 / STM = 2,082. Shader Model 5. If you purchase a refurbished HP Z420 Workstation with E5-1620 you will have a great value CS:GO gaming platform. Buy Now. 172x. HP Single miniDP-to-DP Adapter Cable. HP PCs - Accessibility. Tips for better search results. Delivering support for up to 8 cores of processing power, the HP Z420 never slows you down. . Options. Intel xeon processor E3-1200 v3 family. com India for Z Workstations. Page File: 9119MB used, 7109MB available. This is HP’s official website to download the correct drivers free of cost for Windows and Mac. 51 MB. The Z420 supports ECC UDIMMs, RDIMMs, and LRDIMMs. I use a z420 liquid cooler in a z620 that allows an E5-1680 v2 to run at 4. The HP Z420 workstation is a mid-range single socket workstation and features ISV certification for applications in data analysis, CAD, 3d animation, and oil and gas exploration, to name a few. The Z4 accelerates workflows across a wide range of professional apps and provides room to expand as work evolves. 9. 2. (exc. 1 Year Return To Base Warranty. All current HP Workstations (HP Z1, HP Z210 CMT, HP Z210 SFF, HP Z420, HP Z620, and HP Z820) support DASH 1. The HP approach to fan control is to get high quality fans that will run fast if hooked directly to 12VDC, and then brake the speed with their fine tuned PWM control system. The models used are: E5-1603 (5010), E5-1607 v2 (6977), E5-1660 (12592), E5-1660 (12593). Each box got either 4 or 8 sticks, with cost as low as $11. Next step is to gather up some copies of the Z420 Quickspecs. I have such SATA sockets on my z420 motherboard: - 2 pcs AHCI 6Gb / s (№0-1), - 4 pcs AHCI 3Gb / s (№2-5), - 4 pcs SCU 3Gb / s (№0-3) 4 SSDs and one CD-ROM are connected to the motherboard, that is five SATA sockets are occupied. HP Back to School Guide; HP Business Buyer’s Guide; HP Sustainability Buyer’s Guide; HP. I can't speak to whether that same memory would work well in a Z420 v1 but I bet it would. Operate the workstation on a sturdy, level surface. 0. Has anyone have used DDR3-1866 (PC3-14900) with no problem in said workstation model and this processor? Keep in mind these processors has direct connection with memory slots. The E5-2667 has always been a good performer, the v2 as well. 9 GHz, SC turbo up to 3. Here is a screenshot (Language set to Dutch, sorry) Realtek High Definition Audio is set to default (Standaardapparaat)Welcome to the product support page! HP Z620 Workstation . See solutions. The avera. 1. 5 12 MB 1866 MT/s 6 Y Y 1, 4 Intel Xeon Processor E5-1620 v2. HP Installer Kit for Linux: Important Red Hat/SUSE Linux installation information. 34 MB. Quickly and easily swap out parts or make upgrades on your own. The Xeon E3-1200 v2 with the highest single-thread rating is the E3-1280 v2, (4-core @ 3. 2. 5. [Passmark System Rating: = 4455 / CPU = 9459 / 2D = 721 / 3D = 6480 / Mem = 2375 Disk = 4915 /Single Thread average for the i7-3770 = 2074 [5. That boot block date is for the version 1 of the Z420 motherboard. Despite its flaws, the Pentium 4 is still a great way to get into high-performance DOS gaming. CPU; Xeon E5-2670 v2 Intel Bench 67%, 831 samples: 1x: GPU; Quadro K2000 Nvidia Bench 7%, 13,526 samples: 467x: Quadro K4000 Nvidia Bench 13%, 11,114 samples: 278x:. 5. Make sure to verify what system board you have installed before you try. Comparing to earlier architectures, motherboard/CPU compatibility was much more difficult to navigate. Press the power button for a minimum of 60 seconds to drain all power from the computer and reset the CMOS values on the system board. The AS P/N is what is embossed on the plastic surface of the duct. My processor is a Intel Xeon E5-2660 SR0KK 2. HP z420 Workstation (stock configuration, original cooler with new thermal paste, BIOS at 0. CPU_cooler_Z420_HP__647287-001. HP Z420, HP Z620, and HP Z820) support DASH 1. That boot block date is for the version 1 of the Z420 motherboard. . 3) 16GB Ram 1600Mhz.