Quadro M620 vs Radeon R9 280X

Find out if it is worth upgrading your current GPU setup by comparing Quadro M620 and Radeon R9 280X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Quadro M620 and Radeon R9 280X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Quadro M620 is a Laptop Graphics Card

Note: Quadro M620 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Quadro M620 here:

Main Specs

  Quadro M620 Radeon R9 280X
Power consumption (TDP) 30 Watt 250 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin + 1 x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 280X has 733% more power consumption, than Quadro M620.
  • Radeon R9 280X has 1 GB more memory, than Quadro M620.
  • Quadro M620 is used in Mobile workstations, and Radeon R9 280X - in Desktops.
  • Quadro M620 is build with Maxwell architecture, and Radeon R9 280X - with GCN.
  • Quadro M620 and Radeon R9 280X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 14−16 35−40
ultra / 1080p 8−9 21−24
QHD / 1440p 3−4 16−18
4K / 2160p 10−11
low / 720p 30−35 60−65
medium / 1080p 18−20 40−45
The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 140% more, than Quadro M620.

Full Specs

  Quadro M620 Radeon R9 280X
Architecture Maxwell GCN
Code name Thaiti XTL
Type Mobile workstation Desktop
Release date 13 January 2017 8 October 2013
Pipelines 512 2048
Core clock speed 1018 MHz
Boost Clock 1000 MHz
Transistor count 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 128.0
Floating-point performance 4,096 gflops
Length 275 mm
Memory bus width 128 Bit 384 Bit
Memory clock speed 5012 MHz
Memory bandwidth 80 GB/s 288 GB/s
Shared memory - -
DirectX 12
Shader Model 5.0 5.1
OpenGL 4.5 4.6
OpenCL 1.2
Vulkan +
Monero / XMR (CryptoNight) 0.5 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 494 Mh/s
Laptop size large
Optimus +
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Decred / DCR (Decred) 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 14.42 Mh/s
Zcash / ZEC (Equihash) 285 Sol/s
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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