GeForce 920M vs Radeon HD 6870

When choosing between GeForce 920M and Radeon HD 6870, 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 920M and Radeon HD 6870.

GeForce 920M is a Laptop Graphics Card

Note: GeForce 920M 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 GeForce 920M here:

Main Specs

  GeForce 920M Radeon HD 6870
Power consumption (TDP) 33 Watt 151 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 1 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6870 has 357% more power consumption, than GeForce 920M.
  • GeForce 920M is connected by PCIe 3.0 x8, and Radeon HD 6870 uses PCIe 2.0 x16 interface.
  • GeForce 920M has 3 GB more memory, than Radeon HD 6870.
  • GeForce 920M is used in Laptops, and Radeon HD 6870 - in Desktops.
  • GeForce 920M is build with Kepler architecture, and Radeon HD 6870 - with Terascale 2.
  • GeForce 920M is manufactured by 28 nm process technology, and Radeon HD 6870 - by 40 nm process technology.
  • Memory clock speed of GeForce 920M is 750 MHz higher, than Radeon HD 6870.

Game benchmarks

high / 1080p 0−1 10−12
ultra / 1080p 6−7
QHD / 1440p 0−1 1−2
low / 720p 1−2 24−27
medium / 1080p 0−1 12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 2400% more, than GeForce 920M.

Full Specs

  GeForce 920M Radeon HD 6870
Architecture Kepler Terascale 2
Code name N16V-GM-S RV940 Barts
Type Laptop Desktop
Release date 27 January 2015 22 October 2010
Pipelines 384 1120
Core clock speed 954 MHz
Boost Clock 900 MHz
Transistor count 915 million 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 30.53 50.40
Floating-point performance 297.6 gflops 2,016.0 gflops
Length 220 mm
Memory bus width 64 Bit 256 Bit
Memory clock speed 1800 MHz 1050 MHz
Memory bandwidth 14.4 GB/s 134.4 GB/s
Shared memory - -
DirectX 12 (11_0)
Shader Model 5.1 5.0
OpenGL 4.5 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126
CUDA +
Bus support PCI Express 3.0 PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 40 Mh/s 213 Mh/s
Optimus +
Eyefinity +
Design reference
CrossFire +
GPU Boost 2.0
GameWorks +
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