GeForce 820A vs Radeon PRO WX 3100

If you are going to buy a new graphics card and are choosing between GeForce 820A and Radeon PRO WX 3100, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce 820A stacks up against Radeon PRO WX 3100, check out specs charts below.

Radeon PRO WX 3100 is a Laptop Graphics Card

Note: Radeon PRO WX 3100 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 PRO WX 3100 here:

Main Specs

  GeForce 820A Radeon PRO WX 3100
Power consumption (TDP) 15 Watt 65 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs 1x DisplayPort, 2x mini-DisplayPort
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  • Radeon PRO WX 3100 has 333% more power consumption, than GeForce 820A.
  • GeForce 820A is connected by PCIe 2.0 x16, and Radeon PRO WX 3100 uses PCIe 3.0 x8 interface.
  • Radeon PRO WX 3100 has 3 GB more memory, than GeForce 820A.
  • GeForce 820A is used in Desktops, and Radeon PRO WX 3100 - in Mobile workstations.
  • GeForce 820A is build with Fermi 2.0 architecture, and Radeon PRO WX 3100 - with Polaris.
  • GeForce 820A is manufactured by 28 nm process technology, and Radeon PRO WX 3100 - by 14 nm process technology.
  • Memory clock speed of Radeon PRO WX 3100 is 4200 MHz higher, than GeForce 820A.

Game benchmarks

high / 1080p 0−1 14−16
ultra / 1080p 8−9
QHD / 1440p 0−1 3−4
low / 720p 1−2 27−30
medium / 1080p 0−1 16−18
The average gaming FPS of Radeon PRO WX 3100 in Assassin's Creed Odyssey is 2700% more, than GeForce 820A.

Full Specs

  GeForce 820A Radeon PRO WX 3100
Architecture Fermi 2.0 Polaris
Code name GF117 Polaris 12
Type Desktop Mobile workstation
Release date 17 March 2014 21 March 2017
Pipelines 96 512
Core clock speed 775 MHz
Boost Clock 1219 MHz
Transistor count 585 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 12.40 39.01
Floating-point performance 297.6 gflops 1,248 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 1800 MHz 6000 MHz
Memory bandwidth 14.4 GB/s 96 GB/s
Shared memory -
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
CUDA 2.1
Laptop size large
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