Quadro M620 vs Radeon HD 6850 X2

Find out if it is worth upgrading your current GPU setup by comparing Quadro M620 and Radeon HD 6850 X2. 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 HD 6850 X2. 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.
Radeon HD 6850 X2

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 HD 6850 X2
Power consumption (TDP) 30 Watt 254 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 6850 X2 has 746% more power consumption, than Quadro M620.
  • Quadro M620 and Radeon HD 6850 X2 have maximum RAM of 2 GB.
  • Quadro M620 is used in Mobile workstations, and Radeon HD 6850 X2 - in Desktops.
  • Quadro M620 is build with Maxwell architecture, and Radeon HD 6850 X2 - with TeraScale 2.
  • Core clock speed of Quadro M620 is 218 MHz higher, than Radeon HD 6850 X2.
  • Quadro M620 is manufactured by 28 nm process technology, and Radeon HD 6850 X2 - by 40 nm process technology.
  • Memory clock speed of Quadro M620 is 812 MHz higher, than Radeon HD 6850 X2.

Game benchmarks

high / 1080p 14−16 12−14
ultra / 1080p 8−9 7−8
QHD / 1440p 3−4 2−3
low / 720p 30−35 27−30
medium / 1080p 18−20 16−18
The average gaming FPS of Quadro M620 in Assassin's Creed Odyssey is 15% more, than Radeon HD 6850 X2.

Full Specs

  Quadro M620 Radeon HD 6850 X2
Architecture Maxwell TeraScale 2
Code name Barts
Type Mobile workstation Desktop
Release date 13 January 2017 19 September 2011
Pipelines 512 960
Core clock speed 1018 MHz 800 MHz
Transistor count 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 38.40
Floating-point performance 2x 1,536.0 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 5012 MHz 4200 MHz
Memory bandwidth 80 GB/s 134.4 GB/s
Shared memory -
DirectX 12 11.2 (11_0)
Shader Model 5.0 5.0
OpenGL 4.5 4.4
OpenCL 1.2
Vulkan N/A
Laptop size large
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
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