Compare ThinkStation P920 vs ThinkStation P520c Tower
Capacity
Interior Volume
55 L
25 L
Connectivity
CPU Socket
2x FCLGA3647
FCLGA2066
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)
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 + 3x via M.2 to PCIe adapter + 4x 3.5" (2 via Flex bay)
PCI Express
5x PCIe 3.0 x16 + 3x PCIe 3.0 x4
2x PCIe 3.0 x16 + 1x PCIe 3.0 x8 + 1x 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] 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] 2x USB-C 3.1 Gen1 + 1x Headphone + 1x Microphone + 1x SD card reader
Wireless Connectivity
WiFi 5 + Bluetooth 4.2 / none
WiFi 5 + Bluetooth 4.2 / none
Construction
Colors
Black
Black
Form Factor
ATX desktop computer
ATX desktop computer
Dimensions
Size | Depth
620 mm / 24.4"
426 mm / 16.77"
Size | Height
446 mm / 17.6"
376 mm / 14.8"
Size | Width
200 mm / 7.87"
175 mm / 6.89"
Weight
37 kg / 81.6 lbs
14.5 kg / 31.96 lbs
Function
Audio
High Definition (HD) Audio, Realtek ALC662 codec
High Definition (HD) Audio, Realtek ALC662 codec
Chipset
Intel C621 chipset
Intel C422 chipset
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 NVS 810 4GB DDR3 or Quadro P400 2GB GDDR5, P600 2GB GDDR5, P620 2GB GDDR5, P1000 4GB GDDR5, P2000 5GB GDDR5, P2200 5GB GDDR5, P4000 8GB GDDR5, P5000 16GB GDDR5X, RTX 4000 8GB GDDR6, or RTX 5000 16GB GDDR6
Operating System
Windows 10 Pro, Ubuntu, or none
Windows 10 Pro, Ubuntu, or none
Operating Temperature
10⁰ C to 35⁰ C
10⁰ C to 35⁰ C
Optical Disc
Optional 9mm optical drive (DVD-ROM, DVD±RW, or Blu-ray)
Optional 9mm optical drive (DVD-ROM, DVD±RW, or Blu-ray)
Processor
Up to 2x 205W Intel Xeon Scalable CPUs Bronze, Silver, Gold, or Platinum
Intel Xeon W-2100 or W-2200 series processors (up to Xeon W-2195)
Security
Discrete TPM 2.0, TCG certified
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)
4x UDIMMs, up to 128GB DDR4-2666 w/ Xeon W-2100 series or up to 256GB DDR4-2933 w/ Xeon W-2200 series
Memory | Type
DDR4 2666MHz LRDIMM or RDIMM or 2933MHz RDIMM ECC
DDR4 2666MHz or 2933MHz ECC
Power Supply
1400 W 80 PLUS Platinum
500W 80 PLUS Platinum or 625W 80 PLUS Platinum
Storage
Up to 9x M.2 PCIe SSD + 6x 3.5" / 10x 2.5" SATA HDD
Up to 5x M.2 PCIe SSD + 4x SATA
Production
Debut
2020
2020
Remove
Remove
Related Products
Add up to 4 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.