Compare HP Z2 G5 vs ThinkStation P520 vs HP Z8 G4

33 L

FCLGA2066

3x M.2 + 1x PCIe 3.0 x16 + 2x PCIe 3.0 x1 + 1x PCIe 3.0 x4 (x16 slot)

2x Optical drives / 1x optical drive + 2x 3.5" SATA / 2x M.2 SSD removable drive enclosures / other I/O ports + 2x M.2 onboard + 7x via M.2 to PCIe adapter + 6x 3.5" (4 via Flex bay)

2x PCIe 3.0 x16 + 1x PCIe 3.0 x8 + 2x PCIe 3.0 x4 + 1x PCI

[Front] 2x USB 2.0 + 2x USB 3.2 Gen2 + 2x USB 3.2 Gen1 + 1x DisplayPort 1.4 + 2x Audio + 1x RJ45 | [Rear] 2x USB 3.2 Gen1 + 2x USB 3.2 Gen2 + 5-in-1 SD card reader + 1x Audio combo

[Front] 4x USB 3.1 Gen1 + 2x USB 2.0 + 2x PS/2 + 1x RJ45 (1Gbps) + 1x Microphone + 1x Line-in + 1x Line-out + 2x optional USB-C 3.1 Gen2 + 1x optional Thunderbolt 3 + 1x serial | [Rear] 4x USB-C 3.1 Gen1 + 1x Headphone + 1x Microphone + 1x SD card reader

[Front] 2x Audio + 2x PS/2 + 1x Serial + 2x RJ-45 1Gb + 6x USB 3.1 Gen1 | [Rear] 1x Headphone + 4x USB 3.1 Gen1

WiFi 6 + Bluetooth 5

WiFi 5 + Bluetooth 4.2 / none

Black

ATX desktop computer

ATX desktop computer

EATX desktop computer

2.0W internal mono speaker

356 cm / 14 inch

460 mm / 18.1"

21.7 inch

385 mm / 15.2 inch

440 mm / 17.3"

17.5 inch

169 mm / 6.7 inch

165 mm / 6.5"

8.5 inch

From 15.43 lbs

24 kg / 52.91 lbs

From 49.4 lbs

Realtek ALC3205-VA2-CG

High Definition (HD) Audio, Realtek ALC662 codec

Intel Q470 (vPro)

Intel C422 chipset

Intel C622

AMD Radeon Pro WX 3200 4GB, W5500 8GB, or W5700 8GB or NVIDIA Quadro P400 2GB, P620 2GB, P1000 4GB, P2200 5GB, RTX 4000 8GB, RTX 5000 16GB, or RTX 6000 24GB

NVIDIA NVS 810 4GB DDR3 / Quadro P400 2GB GDDR5 to P5000 16GB GDDR5X / Quadro RTX 4000 8GB GDDR6 to RTX 8000 48GB GDDR6 / Quadro GP100 16GB HBM2 / Quadro GV100 32GB HBM2

AMD Radeon Pro WX 3100 4GB, WX 3200 4GB, W5500 8GB, W5700 8GB, WX 7100 8GB, or WX 9100 16GB or NVIDIA Quadro P400 2GB, P620 2GB, P1000 4GB, P2200 5GB, RTX 4000 8GB, RTX 5000 16GB, RTX 6000 24GB, RTX 8000 48GB, or GV100 32GB

Optional PCIe dual Gb or dual 10Gb Networking

Windows 10 Pro

Windows 10 Pro, Ubuntu, or none

Windows 10 Pro

10⁰ C to 35⁰ C

Optional DVD-ROM, DVD-RW, or Blu-ray Writer + Optional 2nd Blu-ray Writer

Optional 9mm optical drive (DVD-ROM, DVD±RW, or Blu-ray)

Optional DVD-ROM, DVD-RW, or Blu-ray Writer + Optional 2nd DVD Writer or Blu-ray Writer

From Intel Core i3-10100 to Core i9-10850K or From Xeon W-1250P to Xeon W-1290P

Intel Xeon W-2100 or W-2200 series processors (up to Xeon W-2295)

Intel Xeon Bronze, Silver, Gold, or Platinum processor up to Xeon Platinum 8260L

Discrete TPM 2.0, TCG certified

HP Solenoid Lock/Hood Sensor (TWR), Convert TPM to 1.2

Up to 128 GB with ECC (4x DIMMs)

8x DIMMs, up to 256GB DDR4-2666 w/ Xeon W-2100 series or up to 512GB DDR4-2933 w/ Xeon W-2200 series, 4 channels

Up to 3 TB with ECC (24x DIMMs)

DDR4 3200MHz

DDR4 2666MHz or 2933MHz ECC

DDR4 2666MHz or 2933MHz

350W Platinum (92%), 500W Gold (90%), or 700W Platinum (92%)

690W / 900W / 1000W 80 PLUS Platinum

1125 W

3x M.2 + 1x 2.5" HDD + 2x 3.5" HDD bays

Up to 9x M.2 PCIe SSD + 1x PCIe AIC SSD + 6x SATA HDD

Up to 2x 256GB NVDIMM + 4x PCIe SSD + 4x M.2 SSD + 6x 3.5" HDD + Removable internal storage

2020

2020

2020