Compare HP Z2 G5 vs ThinkStation P920 vs ThinkStation P340 Tower

55 L

17 L

2x FCLGA3647

FCLGA1200

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

3x Flex bays with optical drive, SATA, I/O, or removable M.2 SSD options + 2x M.2 onboard + 7x via M.2 to PCIe adapter + 6x 3.5" (4 optional, 2 via Flex bay)

2x M.2 onboard + 2x via M.2 to PCIe adapter + 2x 3.5" + 2x 2.5"

5x PCIe 3.0 x16 + 3x PCIe 3.0 x4

2x PCIe 3.0 x16 + 1x PCIe 3.0 x1

[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 + 2x RJ45 (1Gbps) + 1x Microphone + 1x Line-in + 1x Line-out + 2x optional USB-C 3.1 Gen2 + 1x optional Thunderbolt + 1x optional serial | [Rear] 4x USB 3.1 Gen1 + 1x Audio combo + 1x optional SD card reader

[Front] 1x USB-C 3.2 Gen1 + 2x USB 3.2 Gen2 + 2x USB 3.2 Gen1 + 1x Audio combo + 1x Microphone + 1x optional SD card reader | [Rear] 2x DisplayPort + 1x optional video (DP/HDMI/USB-C) + 2x USB 3.2 Gen1 + 2x USB 2.0 + 1x RJ45 (1Gbps) + 1x serial + 1x 3.5mm

WiFi 6 + Bluetooth 5

WiFi 5 + Bluetooth 4.2 / none

WiFi 6 + Bluetooth 5.1 / none

Black

Black

ATX desktop computer

ATX desktop computer

Mini-tower desktop computer

2.0W internal mono speaker

356 cm / 14 inch

620 mm / 24.4"

315.35 mm / 12.4"

385 mm / 15.2 inch

446 mm / 17.6"

376 mm / 14.8"

169 mm / 6.7 inch

200 mm / 7.87"

170 mm / 6.7"

From 15.43 lbs

37 kg / 81.6 lbs

9.38 kg / 20.68 lbs

Realtek ALC3205-VA2-CG

High Definition (HD) Audio, Realtek ALC662 codec

High Definition (HD) Audio, Realtek ALC623 codec

Intel Q470 (vPro)

Intel C621 chipset

Intel W480 chipset

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 P6000 24GB GDDR5X / RTX 4000 8GB GDDR6 to RTX 8000 48GB GDDR6 / GP100 16GB HBM2 / GV100 32GB HBM26

Integrated Intel UHD Graphics 630 or P630 or up to 2x discrete NVIDIA Quadro P400 2GB GDDR4 (3x miniDP), P620 2GB GDDR5 (4x miniDP), P1000 4GB GDDR5 (4x miniDP), P2200 5GB GDDR5 (4x DP), RTX 4000 8GB GDDR6 (3x DP), or RTX 5000 16GB GDDR6 (4x DP)

Windows 10 Pro

Windows 10 Pro, Ubuntu, or none

Windows 10 Pro, Ubuntu, or none

10⁰ C to 35⁰ C

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

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

Up to 2x 205W Intel Xeon Scalable CPUs Bronze, Silver, Gold, or Platinum

10th-gen Intel Core i3-10100 to i9-10900K (full Comet Lake range) or Xeon W-1250 to W-1290P

Discrete TPM 2.0, TCG certified

Discrete TPM 2.0, TCG certified

Up to 128 GB with ECC (4x DIMMs)

16x DIMMs, up to 1TB DDR4-2666 LRDIMM / DDR4-2933 RDIMM or 512GB DDR4-2666 RDIMM, 12 channels (6 channels per CPU)

4x UDIMMs, up to 128 GB

DDR4 3200MHz

DDR4 2666MHz LRDIMM or RDIMM or 2933MHz RDIMM ECC

DDR4-2933 ECC or non-ECC

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

1400 W 80 PLUS Platinum

300W 80 PLUS Gold or 500W 80 PLUS Platinum

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

Up to 9x M.2 PCIe SSD + 6x 3.5" / 10x 2.5" SATA HDD

Up to 4x M.2 PCIe SSD + 2x 3.5" SATA + 2x 2.5" SATA

2020

2020

2020