Tech Spec Spec it right!

HP HP Z4 G4 Workstation

HP's single-socket LGA2066 minitower workstation, sold with Xeon W-2100/W-2200 (C422, ECC RDIMM) or Core X-series (X299, non-ECC UDIMM). Built for CAD, rendering and media work with up to two high-end GPUs.

Memory

Slots
8 DDR4 DIMM, 4 channels
Xeon W
ECC registered only; 8/16/32 GB DDR4-2666 (SL), 8/16/32/64 GB DDR4-2933 (CL); max 512 GB
Core X
Non-ECC unbuffered only; 8/16 GB, 32 GB with i9-109xx only; max 256 GB (i9-109xx) or 128 GB (older Core X)
Speeds
2933/2666/2400/2133 MT/s depending on CPU; W-2200 and i9-109xx only support 2933-speed memory kits

Storage

Bays
2 internal 3.5" (optional 2.5" adapter) + 2 external 5.25"; 3rd/4th 3.5" HDD each take an external bay; up to 4 × 3.5" SATA (32 TB max)
M.2
M.2 slot 1: PCIe Gen3 x4 from CPU; M.2 slot 2 (Xeon W only): PCIe Gen3 x4; 2260/2280/22110
PCIe SSD
HP Z Turbo Drive (to 2 TB), Z Turbo Drive Dual Pro, Z Turbo Drive Quad Pro (up to 4 × M.2), Intel Optane 905P
SATA
6 × SATA 6 Gb/s, RAID 0/1/5/10 (Intel, Windows only); eSATA via kit
SAS
Xeon W only, via MicroSemi SmartHBA 2100-4i4e card
NVMe RAID
Intel VROC Standard (RAID 0/1/10) or Premium (adds RAID 5) key; Xeon required
Optical
9.5 mm slim BD/DVD writer, DVD-ROM (5.25" adapter), HH DVD writer; optional SD 4 reader

Graphics

Integrated
None
Entry
NVIDIA Quadro P620, T400
Mid-range
NVIDIA T1000/T1000E, Quadro P1000, RTX A2000; AMD Radeon Pro WX 3100/3200/4100, W6600, RX 6700 XT
High-end
NVIDIA Quadro P4000, RTX A4000/A4000E, RTX A4500; AMD Radeon Pro W5500, W5700, W6800, WX 7100
Ultra high-end
NVIDIA Quadro GP100, GV100, P5000, P6000, Quadro RTX 6000/8000, RTX A5000, RTX A6000/A6000E; AMD Radeon Pro WX 9100 (1 card max)
Max cards
2 (1 for WX 9100); NVLink bridges for RTX 5000/6000/8000 and A5000/A6000

Expansion

Slot 0
Mechanical only (rear bulkhead)
Slot 1
PCIe Gen3 x16 from CPU
Slot 2
PCIe Gen3 x4 from PCH, open-ended
Slot 3
PCIe Gen3 x16 from CPU (x16 mechanical / x8 electrical with Core i7-X other than i7-9800X)
Slot 4
PCIe Gen3 x4 from PCH, open-ended
Slot 5
PCIe Gen3 x8 from CPU, open-ended (mechanical only, no data, with Core i7-X other than i7-9800X)
Card size
Slots 1–5 take full-height, full-length cards (with extender)

Networking

Xeon W
2 × 1GbE: Intel I219-LM (AMT 11.1x, DASH 1.1) + Intel I210-AT
Core X
1 × 1GbE: Intel I219-V
Options
Intel I210-T1, i350-T2/T4, Aquantia AQN-108 5GbE, Intel X550-T2 10GbE, X710-DA2 10GbE SFP+, Mellanox ConnectX-6 Dx 10/25GbE, Intel 8265/AX200/AX210 Wi-Fi

Power

465 W
90% efficient, active PFC, no graphics power cables (Xeon W entry)
750 W
90% efficient, 2 × 6-pin graphics cables (Xeon W mid-range)
1000 W
90% efficient; Xeon W/Core i9: 4 × 6+2-pin graphics cables plus front fan and card-guide kit; Core i7-X: 2 × 6+2-pin

Ports

Front
Standard: 4 × USB 3.1 G1 Type-A (1 charging), headset; Premium: 2 × USB 3.1 G1 Type-A + 2 × USB 3.1 G2 Type-C; optional SD reader
Rear (Xeon W)
6 × USB 3.1 G1 Type-A, 2 × RJ45, audio in/out, PS/2 keyboard and mouse
Rear (Core X)
5 × USB 3.1 G1 Type-A, 1 × RJ45, audio in/out, PS/2 keyboard and mouse
Optional
Serial port, 2 × Thunderbolt 3 (add-in card), internal USB 2.0 port kit

Physical

Form factor
Minitower (4U when racked)
Dimensions (H×W×D)
386 × 169 × 445 mm (15.2 × 6.65 × 17.5 in)
Weight
Minimum 10.2 kg, standard 11.3 kg, maximum 17.3 kg
Operating temp
5–35 °C

Management

Xeon W
Intel AMT 11.1x, DASH 1.1 via onboard I219-LM
Core X
No AMT/DASH
Options
HP Remote System Controller (PCIe or integrated), TPM 2.0 (Infineon SLB 9670)

Operating systems

Xeon W
Windows 11/10 Pro for Workstations, Ubuntu 20.04 LTS, HP Linux-ready, RHEL (paper license)
Core X
Windows 11/10 Pro, HP Linux-ready, RHEL (paper license)
Tested Linux
RHEL Workstation 6, 7, 8; SLED 12, 15; Ubuntu 16.04, 18.04, 20.04 LTS

Processors

  • Intel Xeon W-2295
  • Intel Xeon W-2275
  • Intel Xeon W-2265
  • Intel Xeon W-2255
  • Intel Xeon W-2245
  • Intel Xeon W-2235
  • Intel Xeon W-2225
  • Intel Xeon W-2223
  • Intel Xeon W-2195
  • Intel Xeon W-2175
  • Intel Xeon W-2155
  • Intel Xeon W-2145
  • Intel Xeon W-2135
  • Intel Xeon W-2133
  • Intel Xeon W-2125
  • Intel Xeon W-2123
  • Intel Xeon W-2104
  • Intel Xeon W-2102
  • Intel Core i9-10980XE
  • Intel Core i9-10940X
  • Intel Core i9-10920X
  • Intel Core i9-10900X
  • Intel Core i9-9980XE
  • Intel Core i9-9920X
  • Intel Core i9-9820X
  • Intel Core i7-9800X
  • Intel Core i9-7980XE
  • Intel Core i9-7960X
  • Intel Core i9-7940X
  • Intel Core i9-7920X
  • Intel Core i9-7900X
  • Intel Core i7-7820X
  • Intel Core i7-7800X