Radeon HD 7970 vs Radeon Pro Duo

In this comparison between Radeon HD 7970 and Radeon Pro Duo you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 7970 will be the best choice, for others Radeon Pro Duo will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon HD 7970 Radeon Pro Duo
Power consumption (TDP) 300 Watt 350 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 3x 8-pin
Memory type GDDR5 High Bandwidth Memory (HBM)
Maximum RAM amount 3 GB 8 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort 1x HDMI, 3x DisplayPort
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  • Radeon Pro Duo has 16% more power consumption, than Radeon HD 7970.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro Duo 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 Pro Duo - with GCN 3.0.
  • Radeon HD 7970 and Radeon Pro Duo are manufactured by 28 nm process technology.
  • Radeon Pro Duo is 3 mm longer, than Radeon HD 7970.
  • Memory clock speed of Radeon HD 7970 is 875 MHz higher, than Radeon Pro Duo.

Game benchmarks

high / 1080p 35−40 50−55
ultra / 1080p 21−24 30−35
QHD / 1440p 16−18 27−30
4K / 2160p 10−11 14−16
low / 720p 60−65 75−80
medium / 1080p 40−45 60−65
The average gaming FPS of Radeon Pro Duo in Assassin's Creed Odyssey is 37% more, than Radeon HD 7970.

Full Specs

  Radeon HD 7970 Radeon Pro Duo
Architecture GCN GCN 3.0
Code name Tahiti XT Capsaicin
Type Desktop Workstation
Release date 22 December 2011 26 April 2016
Pipelines 2048 4096
Boost Clock 925 MHz 1000 MHz
Transistor count 4,313 million 8,900 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 118.4 256.0
Floating-point performance 3,789 gflops 2x 8,192 gflops
Length 274 mm 277 mm
Memory bus width 384 Bit 4096 Bit
Memory clock speed 1375 MHz 500 MHz
Memory bandwidth 264 GB/s 512 GB/s
Shared memory -
Shader Model 5.1 6.0
OpenGL 4.6 4.5
OpenCL 1.2 2.0
Vulkan +
FreeSync + +
Bus support PCIe 2.1 x16 PCIe 3.0
HDMI + +
Bitcoin / BTC (SHA256) 485 Mh/s 809 Mh/s
Eyefinity + +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference reference
Number of Eyefinity displays 6
DisplayPort support +
CrossFire + +
VCE +
Ethereum / ETH (DaggerHashimoto) 20.71 Mh/s
Compute units 128
AppAcceleration +
LiquidVR +
TressFX +
UVD +
Enduro +
FRTC +
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