Radeon HD 5970 vs Radeon HD 6990

When choosing between Radeon HD 5970 and Radeon HD 6990, 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 Radeon HD 5970 and Radeon HD 6990.

Main Specs

  Radeon HD 5970 Radeon HD 6990
Power consumption (TDP) 294 Watt 375 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 2x DVI, 1x mini-DisplayPort 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 6990 has 27% more power consumption, than Radeon HD 5970.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 6990 has 1 GB more memory, than Radeon HD 5970.
  • Both cards are used in Desktops.
  • Radeon HD 5970 is build with TeraScale 2 architecture, and Radeon HD 6990 - with TeraScale 3.
  • Core clock speed of Radeon HD 6990 is 105 MHz higher, than Radeon HD 5970.
  • Radeon HD 5970 and Radeon HD 6990 are manufactured by 40 nm process technology.
  • Radeon HD 5970 is 10 mm longer, than Radeon HD 6990.
  • Memory clock speed of Radeon HD 6990 is 1000 MHz higher, than Radeon HD 5970.

Game benchmarks

high / 1080p 10−12 14−16
ultra / 1080p 6−7 9−10
QHD / 1440p 1−2 3−4
low / 720p 24−27 30−35
medium / 1080p 14−16 18−20
The average gaming FPS of Radeon HD 6990 in Assassin's Creed Odyssey is 36% more, than Radeon HD 5970.

Full Specs

  Radeon HD 5970 Radeon HD 6990
Architecture TeraScale 2 TeraScale 3
Code name Hemlock Antilles
Type Desktop Desktop
Release date 18 November 2009 8 March 2011
Pipelines 1600 1536
Core clock speed 725 MHz 830 MHz
Transistor count 2,154 million 2,640 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 58.00 79.68
Floating-point performance 2x 2,320.0 gflops 2x 2,549.8 gflops
Length 305 mm 295 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 4000 MHz 5000 MHz
Memory bandwidth 128.0 GB/s 160.0 GB/s
DirectX 11.2 (11_0) 11.2 (11_0)
Shader Model 5.0 5.0
OpenGL 4.4 4.4
OpenCL 1.2 1.2
Vulkan N/A N/A
Bitcoin / BTC (SHA256) 265 Mh/s
Ethereum / ETH (DaggerHashimoto) 24 Mh/s
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