Mobility Radeon HD 5870 Crossfire vs Radeon HD 7790

When choosing between Mobility Radeon HD 5870 Crossfire and Radeon HD 7790, 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 7790.

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 7790
Power consumption (TDP) 120 Watt 85 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 2x1 GB 1 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Mobility Radeon HD 5870 Crossfire has 41% more power consumption, than Radeon HD 7790.
  • Mobility Radeon HD 5870 Crossfire has 1 GB more memory, than Radeon HD 7790.
  • Mobility Radeon HD 5870 Crossfire is used in Laptops, and Radeon HD 7790 - in Desktops.
  • Mobility Radeon HD 5870 Crossfire is build with Terascale 2 architecture, and Radeon HD 7790 - with GCN 2.0.
  • Core clock speed of Radeon HD 7790 is 300 MHz higher, than Mobility Radeon HD 5870 Crossfire.
  • Mobility Radeon HD 5870 Crossfire is manufactured by 40 nm process technology, and Radeon HD 7790 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7790 is 5000 MHz higher, than Mobility Radeon HD 5870 Crossfire.

Game benchmarks

high / 1080p 16−18 16−18
ultra / 1080p 9−10 9−10
QHD / 1440p 4−5 4−5
4K / 2160p 4−5
low / 720p 30−35 30−35
medium / 1080p 18−20 20−22
Mobility Radeon HD 5870 Crossfire and Radeon HD 7790 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Mobility Radeon HD 5870 Crossfire Radeon HD 7790
Architecture Terascale 2 GCN 2.0
Code name Broadway-XT Bonaire
Type Laptop Desktop
Release date 7 January 2010 22 March 2013
Pipelines 1600 896
Core clock speed 700 MHz 1000 MHz
Transistor count 2,080 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 56.00
Floating-point performance 1,792 gflops
Length 183 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1000 MHz 6000 MHz
Memory bandwidth 96 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 12 (12_0)
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
Bitcoin / BTC (SHA256) 218 Mh/s
Laptop size large
Ethereum / ETH (DaggerHashimoto) 5.2 Mh/s
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