Mobility Radeon HD 5870 Crossfire vs Radeon HD 6770

In this comparison between Mobility Radeon HD 5870 Crossfire and Radeon HD 6770 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 Mobility Radeon HD 5870 Crossfire will be the best choice, for others Radeon HD 6770 will be their preference. Study the comparison tables below and make your choice.

Mobility Radeon HD 5870 Crossfire is a Laptop Graphics Card

Note: Mobility Radeon HD 5870 Crossfire 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 Mobility Radeon HD 5870 Crossfire here:

Main Specs

  Mobility Radeon HD 5870 Crossfire Radeon HD 6770
Power consumption (TDP) 120 Watt 108 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 2x1 GB 1 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Mobility Radeon HD 5870 Crossfire has 11% more power consumption, than Radeon HD 6770.
  • Mobility Radeon HD 5870 Crossfire has 1 GB more memory, than Radeon HD 6770.
  • Mobility Radeon HD 5870 Crossfire is used in Laptops, and Radeon HD 6770 - in Desktops.
  • Mobility Radeon HD 5870 Crossfire is build with Terascale 2 architecture, and Radeon HD 6770 - with TeraScale 2.
  • Mobility Radeon HD 5870 Crossfire and Radeon HD 6770 are manufactured by 40 nm process technology.
  • Memory clock speed of Radeon HD 6770 is 50 MHz higher, than Mobility Radeon HD 5870 Crossfire.

Game benchmarks

high / 1080p 16−18 3−4
ultra / 1080p 9−10 1−2
QHD / 1440p 4−5 0−1
low / 720p 30−35 14−16
medium / 1080p 18−20 5−6
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 216% more, than Radeon HD 6770.

Full Specs

  Mobility Radeon HD 5870 Crossfire Radeon HD 6770
Architecture Terascale 2 TeraScale 2
Code name Broadway-XT Juniper
Type Laptop Desktop
Release date 7 January 2010 21 January 2011
Pipelines 1600 800
Core clock speed 700 MHz
Boost Clock 900 MHz
Transistor count 1,040 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 34.00
Floating-point performance 1,360.0 gflops
Length 198 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1000 MHz 1050 MHz
Memory bandwidth 76.8 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 118 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
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