Compare ThinkStation P520 vs ThinkStation P340 SFF

33 L

8.2 L

FCLGA2066

FCLGA1200

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 M.2 onboard + 2x via M.2 to PCIe adapter +1x 3.5" + 2x 2.5"

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

2x PCIe 3.0 x16 + 1x PCIe 3.0 x1

[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] 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 5 + Bluetooth 4.2 / none

WiFi 6 + Bluetooth 5.1 / none

Black

Black

ATX desktop computer

Small form factor desktop computer

460 mm / 18.1"

309.7 mm / 12.2"

440 mm / 17.3"

339.5 mm / 13.4"

165 mm / 6.5"

92.5 mm / 3.6"

24 kg / 52.91 lbs

5.65 kg / 12.46 lbs

High Definition (HD) Audio, Realtek ALC662 codec

High Definition (HD) Audio, Realtek ALC623 codec

Intel C422 chipset

Intel W480 chipset

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

Integrated Intel UHD Graphics 630 or P630 or up to 2x discrete NVIDIA Quadro P400 2GB GDDR4 (3x miniDP), P620 2GB GDDR5 (4x miniDP), or P1000 4GB GDDR5 (4x miniDP)

Windows 10 Pro, Ubuntu, or none

Windows 10, Ubuntu, or none

10⁰ C to 35⁰ C

10⁰ C to 35⁰ C

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

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

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

10th-gen Intel Core i3-10100 to i9-10900 (full Comet Lake standard range) or Xeon W-1250, W-1270, or W-1290

Discrete TPM 2.0, TCG certified

Discrete TPM 2.0, TCG certified

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

4x DIMMs, up to 128 GB

DDR4 2666MHz or 2933MHz ECC

DDR4-2933 ECC or non-ECC

690W / 900W / 1000W 80 PLUS Platinum

310 or 380 W, 92% efficient

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

Up to 4x M.2 PCIe SSD + 1x 3.5" SATA + 1x 2.5" SATA

2020

2020