GeForce 945A vs Radeon HD 5870

In this comparison between GeForce 945A and Radeon HD 5870 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce 945A will be the best choice, for others Radeon HD 5870 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  GeForce 945A Radeon HD 5870
Power consumption (TDP) 33 Watt 188 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 5870 has 469% more power consumption, than GeForce 945A.
  • GeForce 945A is connected by PCIe 3.0 x8, and Radeon HD 5870 uses PCIe 2.0 x16 interface.
  • GeForce 945A and Radeon HD 5870 have maximum RAM of 1 GB.
  • Both cards are used in Desktops.
  • GeForce 945A is build with Maxwell architecture, and Radeon HD 5870 - with TeraScale 2.
  • Core clock speed of GeForce 945A is 222 MHz higher, than Radeon HD 5870.
  • GeForce 945A is manufactured by 28 nm process technology, and Radeon HD 5870 - by 40 nm process technology.
  • Memory clock speed of GeForce 945A is 212 MHz higher, than Radeon HD 5870.

Game benchmarks

high / 1080p 9−10 10−12
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 1−2
low / 720p 20−22 24−27
medium / 1080p 10−12 14−16
The average gaming FPS of Radeon HD 5870 in Assassin's Creed Odyssey is 27% more, than GeForce 945A.

Full Specs

  GeForce 945A Radeon HD 5870
Architecture Maxwell TeraScale 2
Code name GM108 Cypress
Type Desktop Desktop
Release date 13 March 2015 23 September 2009
Pipelines 384 1600
Core clock speed 1072 MHz 850 MHz
Boost Clock 1189 MHz
Transistor count 2,154 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 28.54 68.00
Floating-point performance 903.2 gflops 2,720.0 gflops
Length 282 mm
Memory bus width 64 Bit 256 Bit
Memory clock speed 5012 MHz 4800 MHz
Memory bandwidth 40.1 GB/s 153.6 GB/s
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126 N/A
CUDA 5.0
Bitcoin / BTC (SHA256) 108 Mh/s
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