Compare ThinkStation P920 vs HP Z1 G6 vs HP Z2 G5
Capacity
Interior Volume
55 L
Connectivity
CPU Socket
2x FCLGA3647
Expansion 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)
3x M.2 + 1x PCIe 3.0 x16 + 2x PCIe 3.0 x1 + 1x PCIe 3.0 x4 (x16 slot)
3x M.2 + 1x PCIe 3.0 x16 + 2x PCIe 3.0 x1 + 1x PCIe 3.0 x4 (x16 slot)
PCI Express
5x PCIe 3.0 x16 + 3x PCIe 3.0 x4
Ports
[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] 2x USB 2.0 + 2x USB 3.2 Gen2 + 2x USB 3.2 Gen1 + 1x DisplayPort 1.4 + 1x Audio + 1x RJ45 | [Rear] 2x USB 3.2 Gen1 + 1x USB-C 3.2 Gen2 + 2x USB 3.2 Gen2 + 5-in-1 SD card reader
[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
Wireless Connectivity
WiFi 5 + Bluetooth 4.2 / none
WiFi 6 + Bluetooth 5
Construction
Colors
Black
Form Factor
ATX desktop computer
ATX desktop computer
ATX desktop computer
Speakers
2.0W internal mono speaker
Dimensions
Size | Depth
620 mm / 24.4"
308 cm
356 cm / 14 inch
Size | Height
446 mm / 17.6"
370 mm
385 mm / 15.2 inch
Size | Width
200 mm / 7.87"
168 mm
169 mm / 6.7 inch
Weight
37 kg / 81.6 lbs
9.86 kg
From 15.43 lbs
Function
Audio
High Definition (HD) Audio, Realtek ALC662 codec
Conexant CX20632 codec
Realtek ALC3205-VA2-CG
Chipset
Intel C621 chipset
Intel Q470 (vPro)
Intel Q470 (vPro)
Graphics
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
NVIDIA GeForce RTX 2080 8GB
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
Operating System
Windows 10 Pro, Ubuntu, or none
Windows 10 Pro
Windows 10 Pro
Operating Temperature
10⁰ C to 35⁰ C
Optical Disc
Optional 9mm optical drive (DVD-ROM, DVD±RW, or Blu-ray)
Optional
Optional DVD-ROM, DVD-RW, or Blu-ray Writer + Optional 2nd Blu-ray Writer
Processor
Up to 2x 205W Intel Xeon Scalable CPUs Bronze, Silver, Gold, or Platinum
Intel Core i7-10700K or i9-10900
From Intel Core i3-10100 to Core i9-10850K or From Xeon W-1250P to Xeon W-1290P
Security
Discrete TPM 2.0, TCG certified
Performance
Memory | Capacity
16x DIMMs, up to 1TB DDR4-2666 LRDIMM / DDR4-2933 RDIMM or 512GB DDR4-2666 RDIMM, 12 channels (6 channels per CPU)
32 GB (4x DIMMs)
Up to 128 GB with ECC (4x DIMMs)
Memory | Type
DDR4 2666MHz LRDIMM or RDIMM or 2933MHz RDIMM ECC
DDR4 2666MHz
DDR4 3200MHz
Power Supply
1400 W 80 PLUS Platinum
350W Platinum (92%), 500W Gold (90%), or 700W Platinum (92%)
Storage
Up to 9x M.2 PCIe SSD + 6x 3.5" / 10x 2.5" SATA HDD
1 TB PCIe NVMe SSD + (1x 2.5" HDD + 2x 3.5" HDD bays)
3x M.2 + 1x 2.5" HDD + 2x 3.5" HDD bays
Production
Debut
2020
2020
2020
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