Radeon HD 7970 vs Radeon RX 570

If you are going to buy a new graphics card and are choosing between Radeon HD 7970 and Radeon RX 570, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7970 stacks up against Radeon RX 570, check out specs charts below.

Main Specs

  Radeon HD 7970 Radeon RX 570
Power consumption (TDP) 300 Watt 120 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 8 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort 1x DVI, 1x HDMI, 3x DisplayPort
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  • Radeon HD 7970 has 150% more power consumption, than Radeon RX 570.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon RX 570 has 5 GB more memory, than Radeon HD 7970.
  • Both cards are used in Desktops.
  • Radeon HD 7970 is build with GCN architecture, and Radeon RX 570 - with Polaris.
  • Radeon HD 7970 is manufactured by 28 nm process technology, and Radeon RX 570 - by 14 nm process technology.
  • Radeon HD 7970 is 33 mm longer, than Radeon RX 570.
  • Memory clock speed of Radeon RX 570 is 5625 MHz higher, than Radeon HD 7970.

Game benchmarks

high / 1080p 35−40 35−40
ultra / 1080p 21−24 21−24
QHD / 1440p 16−18 16−18
4K / 2160p 10−11 10−11
low / 720p 60−65 60−65
medium / 1080p 40−45 40−45
Radeon HD 7970 and Radeon RX 570 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 7970 Radeon RX 570
Architecture GCN Polaris
Code name Tahiti XT Polaris 20 Ellesmere
Type Desktop Desktop
Release date 22 December 2011 18 April 2017
Pipelines 2048 2048
Core clock speed 1168 MHz
Boost Clock 925 MHz 1244 MHz
Transistor count 4,313 million 5,700 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 118.4 159.2
Floating-point performance 3,789 gflops 5,095 gflops
Length 274 mm 241 mm
Memory bus width 384 Bit 256 Bit
Memory clock speed 1375 MHz 7000 MHz
Memory bandwidth 264 GB/s 224.0 GB/s
Shared memory - -
DirectX 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan +
FreeSync + +
Bus support PCIe 2.1 x16
HDMI +
Bitcoin / BTC (SHA256) 485 Mh/s
Eyefinity +
Design reference
CrossFire +
Ethereum / ETH (DaggerHashimoto) 20.71 Mh/s
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