GeForce GTX 680MX vs Radeon HD 7850

When choosing between GeForce GTX 680MX and Radeon HD 7850, 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 GTX 680MX and Radeon HD 7850.

GeForce GTX 680MX is a Laptop Graphics Card

Note: GeForce GTX 680MX 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 GTX 680MX here:

Main Specs

  GeForce GTX 680MX Radeon HD 7850
Power consumption (TDP) 122 Watt 225 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
  Check Price Check Price
  • Radeon HD 7850 has 84% more power consumption, than GeForce GTX 680MX.
  • GeForce GTX 680MX and Radeon HD 7850 have maximum RAM of 2 GB.
  • GeForce GTX 680MX is used in Laptops, and Radeon HD 7850 - in Desktops.
  • GeForce GTX 680MX is build with Kepler architecture, and Radeon HD 7850 - with GCN 1.0.
  • GeForce GTX 680MX and Radeon HD 7850 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 680MX is 1300 MHz higher, than Radeon HD 7850.

Game benchmarks

high / 1080p 21−24 18−20
ultra / 1080p 12−14 10−12
QHD / 1440p 7−8 5−6
4K / 2160p 5−6 4−5
low / 720p 40−45 35−40
medium / 1080p 27−30 24−27
The average gaming FPS of GeForce GTX 680MX in Assassin's Creed Odyssey is 11% more, than Radeon HD 7850.

Full Specs

  GeForce GTX 680MX Radeon HD 7850
Architecture Kepler GCN 1.0
Code name Pitcairn
Type Laptop Desktop
Release date 23 October 2012 5 March 2012
Pipelines 1536 1024
Core clock speed 720 MHz
Boost Clock 1000 MHz
Transistor count 3540 Million 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 92.2 billion/sec 55.04
Floating-point performance 1,761 gflops
Length 210 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 2500 MHz 1200 MHz
Memory bandwidth 160 GB/s 153.6 GB/s
Shared memory -
DirectX 12 API
Shader Model 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.2
CUDA +
FreeSync +
CUDA cores 1536
Bus support PCI Express 3.0 PCIe 2.1 x16
SLI options +
HDMI +
3D Vision +
Bitcoin / BTC (SHA256) 57 Mh/s 249 Mh/s
Laptop size large
Optimus +
Eyefinity +
Design reference
CrossFire +
Ethereum / ETH (DaggerHashimoto) 12.5 Mh/s
  Check Price Check Price