Quadro P620 vs Radeon HD 7850M

Find out if it is worth upgrading your current GPU setup by comparing Quadro P620 and Radeon HD 7850M. 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 P620 and Radeon HD 7850M. 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 7850M is a Laptop Graphics Card

Note: Radeon HD 7850M 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 Radeon HD 7850M here:

Main Specs

  Quadro P620 Radeon HD 7850M
Power consumption (TDP) 40 Watt 40 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors 4x mini-DisplayPort No outputs
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  • Both graphics cards have the same power consumption of 40 Watt.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Quadro P620 has 2 GB more memory, than Radeon HD 7850M.
  • Quadro P620 is used in Desktops, and Radeon HD 7850M - in Laptops.
  • Quadro P620 is build with Pascal architecture, and Radeon HD 7850M - with GCN.
  • Core clock speed of Quadro P620 is 502 MHz higher, than Radeon HD 7850M.
  • Quadro P620 is manufactured by 14 nm process technology, and Radeon HD 7850M - by 28 nm process technology.
  • Memory clock speed of Quadro P620 is 2000 MHz higher, than Radeon HD 7850M.

Game benchmarks

high / 1080p 18−20 6−7
ultra / 1080p 10−12 3−4
QHD / 1440p 5−6 0−1
4K / 2160p 4−5
low / 720p 35−40 14−16
medium / 1080p 21−24 7−8
The average gaming FPS of Quadro P620 in Assassin's Creed Odyssey is 175% more, than Radeon HD 7850M.

Full Specs

  Quadro P620 Radeon HD 7850M
Architecture Pascal GCN
Code name GP107 Heathrow Pro
Type Workstation Laptop
Release date 27 May 2019 24 April 2012
Pipelines 512 640
Core clock speed 1177 MHz 675 MHz
Boost Clock 1442 MHz
Transistor count 3,300 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 43.33 27.00
Floating-point performance 1,490 gflops 864.0 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 6000 MHz 4000 MHz
Memory bandwidth 80.13 GB/s 64 GB/s
Shared memory - -
DirectX 12 (12_1) 12 (11_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131 1.2.131
CUDA 6.1
Laptop size large
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