GeForce 920A vs Radeon HD 4870

If you are going to buy a new graphics card and are choosing between GeForce 920A and Radeon HD 4870, 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 920A stacks up against Radeon HD 4870, check out specs charts below.

Main Specs

  GeForce 920A Radeon HD 4870
Power consumption (TDP) 33 Watt 150 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • Radeon HD 4870 has 354% more power consumption, than GeForce 920A.
  • GeForce 920A is connected by PCIe 3.0 x8, and Radeon HD 4870 uses PCIe 2.0 x16 interface.
  • GeForce 920A has 1 GB more memory, than Radeon HD 4870.
  • Both cards are used in Desktops.
  • GeForce 920A is build with Kepler 2.0 architecture, and Radeon HD 4870 - with TeraScale.
  • Core clock speed of GeForce 920A is 204 MHz higher, than Radeon HD 4870.
  • GeForce 920A is manufactured by 28 nm process technology, and Radeon HD 4870 - by 55 nm process technology.
  • Memory clock speed of Radeon HD 4870 is 1598 MHz higher, than GeForce 920A.

Game benchmarks

high / 1080p 0−1 3−4
ultra / 1080p 1−2
QHD / 1440p 0−1 0−1
low / 720p 1−2 14−16
medium / 1080p 0−1 6−7
The average gaming FPS of Radeon HD 4870 in Assassin's Creed Odyssey is 1400% more, than GeForce 920A.

Full Specs

  GeForce 920A Radeon HD 4870
Architecture Kepler 2.0 TeraScale
Code name GK208B RV770
Type Desktop Desktop
Release date 13 March 2015 25 June 2008
Pipelines 384 800
Core clock speed 954 MHz 750 MHz
Transistor count 915 million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 30.53 30.00
Floating-point performance 441.6 gflops 1,200.0 gflops
Length 250 mm
Memory bus width 64 Bit 256 Bit
Memory clock speed 2002 MHz 3600 MHz
Memory bandwidth 16.02 GB/s 115.2 GB/s
DirectX 12 (11_0) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.6 3.3
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 3.5
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