Mobility Radeon HD 5870 Crossfire vs Radeon HD 5970

When choosing between Mobility Radeon HD 5870 Crossfire and Radeon HD 5970, 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 Mobility Radeon HD 5870 Crossfire and Radeon HD 5970.

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 5970
Power consumption (TDP) 120 Watt 294 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 2x1 GB 1 GB
Display Connectors 2x DVI, 1x mini-DisplayPort
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  • Radeon HD 5970 has 145% more power consumption, than Mobility Radeon HD 5870 Crossfire.
  • Mobility Radeon HD 5870 Crossfire has 1 GB more memory, than Radeon HD 5970.
  • Mobility Radeon HD 5870 Crossfire is used in Laptops, and Radeon HD 5970 - in Desktops.
  • Mobility Radeon HD 5870 Crossfire is build with Terascale 2 architecture, and Radeon HD 5970 - with TeraScale 2.
  • Core clock speed of Radeon HD 5970 is 25 MHz higher, than Mobility Radeon HD 5870 Crossfire.
  • Mobility Radeon HD 5870 Crossfire and Radeon HD 5970 are manufactured by 40 nm process technology.
  • Memory clock speed of Radeon HD 5970 is 3000 MHz higher, than Mobility Radeon HD 5870 Crossfire.

Game benchmarks

high / 1080p 16−18 10−12
ultra / 1080p 9−10 6−7
QHD / 1440p 4−5 1−2
low / 720p 30−35 24−27
medium / 1080p 18−20 14−16
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 45% more, than Radeon HD 5970.

Full Specs

  Mobility Radeon HD 5870 Crossfire Radeon HD 5970
Architecture Terascale 2 TeraScale 2
Code name Broadway-XT Hemlock
Type Laptop Desktop
Release date 7 January 2010 18 November 2009
Pipelines 1600 1600
Core clock speed 700 MHz 725 MHz
Transistor count 2,154 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 58.00
Floating-point performance 2x 2,320.0 gflops
Length 305 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1000 MHz 4000 MHz
Memory bandwidth 128.0 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 11.2 (11_0)
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Vulkan N/A
Laptop size large
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