GeForce GT 755M SLI vs Radeon HD 6850

When choosing between GeForce GT 755M SLI and Radeon HD 6850, 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 GT 755M SLI and Radeon HD 6850.

GeForce GT 755M SLI is a Laptop Graphics Card

Note: GeForce GT 755M SLI 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 GT 755M SLI here:

Main Specs

  GeForce GT 755M SLI Radeon HD 6850
Power consumption (TDP) 2x ~50 Watt 127 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2x 2 GB 1 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6850 has 6250% more power consumption, than GeForce GT 755M SLI.
  • GeForce GT 755M SLI has 1 GB more memory, than Radeon HD 6850.
  • GeForce GT 755M SLI is used in Laptops, and Radeon HD 6850 - in Desktops.
  • GeForce GT 755M SLI is build with Kepler architecture, and Radeon HD 6850 - with TeraScale 2.
  • GeForce GT 755M SLI is manufactured by 28 nm process technology, and Radeon HD 6850 - by 40 nm process technology.

Game benchmarks

high / 1080p 14−16 9−10
ultra / 1080p 8−9 5−6
QHD / 1440p 2−3 0−1
low / 720p 30−35 21−24
medium / 1080p 18−20 12−14
The average gaming FPS of GeForce GT 755M SLI in Assassin's Creed Odyssey is 50% more, than Radeon HD 6850.

Full Specs

  GeForce GT 755M SLI Radeon HD 6850
Architecture Kepler TeraScale 2
Code name N14P-? Barts
Type Laptop Desktop
Release date 1 November 2013 21 October 2010
Pipelines 768 960
Core clock speed 980 MHz
Transistor count 2x 1300 Million 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 37.20
Floating-point performance 1,488.0 gflops
Length 198 mm
Memory bus width 2x 128 Bit 256 Bit
Memory clock speed 5400 MHz
Memory bandwidth 128.0 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
CUDA +
Bus support AGP
Bitcoin / BTC (SHA256) 139 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
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