Radeon HD 7950 vs Radeon HD 7970

When comparing Radeon HD 7950 and Radeon HD 7970, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 7950 and Radeon HD 7970 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  Radeon HD 7950 Radeon HD 7970
Power consumption (TDP) 200 Watt 300 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin 1x 6-pin + 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 3 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7970 has 50% more power consumption, than Radeon HD 7950.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon HD 7950 and Radeon HD 7970 have maximum RAM of 3 GB.
  • Both cards are used in Desktops.
  • Radeon HD 7950 is build with GCN 1.0 architecture, and Radeon HD 7970 - with GCN.
  • Radeon HD 7950 and Radeon HD 7970 are manufactured by 28 nm process technology.
  • Radeon HD 7970 is 7 mm longer, than Radeon HD 7950.
  • Memory clock speed of Radeon HD 7970 is 125 MHz higher, than Radeon HD 7950.

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 7950 and Radeon HD 7970 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 7950 Radeon HD 7970
Architecture GCN 1.0 GCN
Code name Tahiti Tahiti XT
Type Desktop Desktop
Release date 31 January 2012 22 December 2011
Pipelines 1792 2048
Boost Clock 1250 MHz 925 MHz
Transistor count 4,313 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 89.60 118.4
Floating-point performance 2,867 gflops 3,789 gflops
Length 267 mm 274 mm
Memory bus width 384 Bit 384 Bit
Memory clock speed 1250 MHz 1375 MHz
Memory bandwidth 240 GB/s 264 GB/s
Shared memory -
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync + +
Bus support PCIe 3.0 x16 PCIe 2.1 x16
HDMI + +
Bitcoin / BTC (SHA256) 381 Mh/s 485 Mh/s
Eyefinity + +
PowerTune +
ZeroCore +
Design reference reference
Number of Eyefinity displays 6
CrossFire + +
Decred / DCR (Decred) 0.78 Gh/s
Ethereum / ETH (DaggerHashimoto) 13.86 Mh/s 20.71 Mh/s
Zcash / ZEC (Equihash) 250 Sol/s
Compute units 28
AppAcceleration +
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