
HP · Z6 Tower G5
HP Z6 Tower G5
Single-socket Intel Xeon W-3400 high-end workstation with up to 56 cores, up to 1TB DDR5-4800 ECC with supported 128GB 3DS RDIMMs, 6 standard PCIe slots supporting up to 4 RTX A6000-class GPUs — for advanced AI training, large rendering, complex CAE simulation and 8K video.
- Intel Xeon W-3400,Up to 56 Cores 4.8GHz
- 8 × DDR5-4800 ECC; platform maximum 1TB with supported 128GB 3DS RDIMMs
- Up to 120TB Storage expansion
- 6 × Standard PCIe Expansion,Up to 4 × GPU
- Multiple NVIDIA RTX A6000 / 6000 Ada
- 1125W 90% Efficiency Power supply
Published model specifications describe available options, not the delivered configuration.
Configurations & prices
| Processor | Configuration | Configuration price (USD) |
|---|---|---|
| 1 × W5-3423 | 16GB Memory | 1TB NVME SSD | A400 4GB Graphics card | $3,790 |
| 1 × W5-3525 | 16GB Memory | 1TB NVME SSD | A400 4GB Graphics card | $4,760 |
| 1 × W5-3535X | 16GB Memory | 1TB NVME SSD | A400 4GB Graphics card | $5,210 |
| 1 × W5-3423 | 16GB | 512GB SSD | A400 4GB | $5,420 |
| 1 × W5-3423 | 64GB Memory | 1TB SSD | 1× 2TB Drives | A400 4GB Graphics card | $5,860 |
| 1 × W5-3535X | 16GB Memory | 1TB NVME SSD | 2000Ada-16GB | $5,900 |
| 1 × W5-3535X | 32GB Memory | 1TB NVME SSD | A400 4GB Graphics card | $6,010 |
| 1 × W5-3423 | 32GB | 1TB SSD | 2TB | A1000 8GB | $6,770 |
| 1 × W5-3525 | 64GB Memory | 1TB SSD | 1× 2TB Drives | A400 4GB Graphics card | $6,830 |
| 1 × W5-3425 | 32GB | 1TB SSD | 4TB | A4000 16GB | $7,830 |
Listed prices are indicative; confirm tax, stock, compatibility, lead time and service in a written quotation.
Specifications & selection notes
Processor
| Model | Intel Xeon W-3400 Series |
|---|---|
| Slot count | 1 |
| Maximum core count | 56C / 112T |
| Maximum frequency / TDP | 4.8 GHz / 350W |
Memory
| Type | DDR5 ECC RDIMM |
|---|---|
| Slot count | 8 DIMM(8 Channels) |
| Maximum capacity | 1TB (8×128GB 3DS RDIMM; cannot be mixed with standard RDIMMs) |
| Data rate | DDR5-4800 |
Storage
| Front drive bays | Multiple × 2.5"/3.5" + Front Hot-swappable NVMe |
|---|---|
| Interface type | SATA + NVMe PCIe 4.0 |
| Maximum capacity | 120TB |
| M.2 | Multiple M.2 Onboard + Expansion card |
Expansion and networking
| PCIe Slots | 6 standard slots: 1×Gen5 x16, 2×Gen4 x16, 2×Gen4 x4, 1×Gen3 x16 physical/x8 electrical |
|---|---|
| Graphics card | Up to 4 × NVIDIA RTX A6000 / 6000 Ada |
| LAN | Dual 1GbE Onboard |
| USB | Multiple USB 3.2 Gen2 + USB-C Gen2 |
Power supply
| Power rating | 1125W |
|---|---|
| Energy efficiency | 90% Efficiency |
Chassis
| Specifications | Full tower |
|---|---|
| Dimensions | 217 × 565 × 550mm |
| Weight | Approximately 22 kg |
Operating system
| Supports | Windows 11 Pro for Workstations、Ubuntu LTS、RHEL |
|---|
Product images




Images are references. Components, interfaces and the delivered configuration are specified in the quotation.
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