Executive Overview

The HP Z6 G5 is a high-performance desktop workstation designed for demanding workloads including 8K video editing, complex 3D simulation, machine learning, and multi-threaded rendering. Powered by single-socket Intel Xeon W-3400 Series processors, it offers up to 56 cores and massive PCIe Gen 5 expandability.

Technical Specifications Summary

Feature	Specification Details
Processor Family	Intel® Xeon® W-3400 Series Processors (Single-Socket LGA-4677, up to 56 Cores / 112 Threads)
Chipset	Intel® W790 Chipset
Memory	Up to 1 TB DDR5-4800 MT/s ECC Registered SDRAM (8 DIMM Slots, 8 Memory Channels)
Graphics Options	Up to 3x full-height, double-wide high-end GPUs (e.g., NVIDIA RTX™ 6000 Ada Generation, RTX A6000, AMD Radeon™ Pro W7900)
Storage Capacity	Up to 11 total drives (4x onboard M.2 PCIe Gen 4, optional front hot-swappable flexbays, up to 3.5″ HDDs)
Expansion Slots	1x PCIe Gen 5 x16, 2x PCIe Gen 4 x16, 1x PCIe Gen 3 x16, 2x PCIe Gen 4 x4
Networking	1x Onboard 10GbE LAN (Aquantia), 1x Onboard 1GbE LAN (Intel), optional Wi-Fi 6E & Bluetooth
Power Supply	Choice of 775W, 1125W, or 1450W (90% efficient, 80+ Gold / Platinum)
Dimensions & Weight	Dimensions: 16.9 x 46.5 x 44.5 cm (6.65 x 18.30 x 17.50 in) / 4U Rackable Weight: ~14.1 kg (31.1 lbs) base / up to 24.3 kg (53.6 lbs) max config

Key Hardware Architecture & Expansion Features

1. Compute & Thermal Design

Intel Xeon W-3400 Architecture: Delivers high single-core frequency alongside extreme multi-threaded core counts.
Advanced Acoustics & Thermals: Utilizes HP Smart Fan controls and dedicated cooling channels to maintain silent operation under sustained full-throttle compute loads.

2. Storage Flexibility

Front-Accessible Hot-Swap Bays: Optional NVMe M.2 front flexbays allow easy drive swapping without opening the chassis.
RAID Support: Configurable NVMe PCIe M.2 SSDs with support for hardware and software RAID arrays.

3. Front & Rear I/O Configurations

Front Ports:
- 4x USB 3.2 Gen 1 Type-A (or optional Premium I/O with 2x USB 3.2 Gen 2×2 Type-C 20Gbps + 2x USB 3.2 Gen 1 Type-A)
- 1x Headphone/Microphone Combo Jack
- Optional SD Card Reader
Rear Ports:
- 6x USB 3.2 Gen 1 Type-A
- 1x 1GbE RJ-45 LAN port
- Optional 2x 10GbE LAN ports
- Audio Line-In / Line-Out

Supported Operating Systems

Windows: Windows 11 Pro for Workstations, Windows 10 Pro
Linux: Red Hat® Enterprise Linux® 8 & 9, SUSE® Linux Enterprise Desktop 15, Ubuntu 20.04 & 22.04 LTS
WSL2: Windows Subsystem for Linux pre-installed capabilities.