GeForce 820A vs GeForce GTX 850A

When choosing between GeForce 820A and GeForce GTX 850A, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce 820A and GeForce GTX 850A.
GeForce 820A
GeForce GTX 850A

Main Specs

  GeForce 820A GeForce GTX 850A
Power consumption (TDP) 15 Watt 45 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Memory type DDR3 DDR3
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
 
  • GeForce GTX 850A has 200% more power consumption, than GeForce 820A.
  • GeForce 820A is connected by PCIe 2.0 x16, and GeForce GTX 850A uses PCIe 3.0 x16 interface.
  • GeForce GTX 850A has 1 GB more memory, than GeForce 820A.
  • Both cards are used in Desktops.
  • GeForce 820A is build with Fermi 2.0 architecture, and GeForce GTX 850A - with Maxwell.
  • Core clock speed of GeForce GTX 850A is 127 MHz higher, than GeForce 820A.
  • GeForce 820A and GeForce GTX 850A are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 820A and GeForce GTX 850A is 1800 MHz.

Game benchmarks

high / 1080p 0−1 1−2
ultra / 1080p 0−1
QHD / 1440p 0−1 0−1
low / 720p 1−2 12−14
medium / 1080p 0−1 3−4
The average gaming FPS of GeForce GTX 850A in Assassin's Creed Odyssey is 1200% more, than GeForce 820A.

Full Specs

  GeForce 820A GeForce GTX 850A
Architecture Fermi 2.0 Maxwell
Code name GF117 GM107
Type Desktop Desktop
Release date 17 March 2014 17 March 2014
Pipelines 96 640
Core clock speed 775 MHz 902 MHz
Boost Clock 936 MHz
Transistor count 585 million 1,870 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 12.40 37.44
Floating-point performance 297.6 gflops 1,198 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 1800 MHz 1800 MHz
Memory bandwidth 14.4 GB/s 28.8 GB/s
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.1.126
CUDA 2.1 5.0