Radeon HD 6750 vs Radeon HD 7950

If you are going to buy a new graphics card and are choosing between Radeon HD 6750 and Radeon HD 7950, 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 6750 stacks up against Radeon HD 7950, check out specs charts below.

Main Specs

  Radeon HD 6750 Radeon HD 7950
Power consumption (TDP) 86 Watt 200 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 3 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7950 has 132% more power consumption, than Radeon HD 6750.
  • Radeon HD 6750 is connected by PCIe 2.0 x16, and Radeon HD 7950 uses PCIe 3.0 x16 interface.
  • Radeon HD 7950 has 2 GB more memory, than Radeon HD 6750.
  • Both cards are used in Desktops.
  • Radeon HD 6750 is build with TeraScale 2 architecture, and Radeon HD 7950 - with GCN 1.0.
  • Radeon HD 6750 is manufactured by 40 nm process technology, and Radeon HD 7950 - by 28 nm process technology.
  • Radeon HD 7950 is 97 mm longer, than Radeon HD 6750.
  • Memory clock speed of Radeon HD 7950 is 200 MHz higher, than Radeon HD 6750.

Game benchmarks

high / 1080p 1−2 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 3−4 40−45
The average gaming FPS of Radeon HD 7950 in Assassin's Creed Odyssey is 683% more, than Radeon HD 6750.

Full Specs

  Radeon HD 6750 Radeon HD 7950
Architecture TeraScale 2 GCN 1.0
Code name Juniper Tahiti
Type Desktop Desktop
Release date 21 January 2011 31 January 2012
Pipelines 720 1792
Boost Clock 900 MHz 1250 MHz
Transistor count 1,040 million 4,313 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 25.20 89.60
Floating-point performance 1,008.0 gflops 2,867 gflops
Length 170 mm 267 mm
Memory bus width 128 Bit 384 Bit
Memory clock speed 1050 MHz 1250 MHz
Memory bandwidth 73.6 GB/s 240 GB/s
Shader Model 5.0 5.1
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCIe 2.0 x16 PCIe 3.0 x16
HDMI + +
Bitcoin / BTC (SHA256) 92 Mh/s 381 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
Zcash / ZEC (Equihash) 250 Sol/s
Compute units 28
AppAcceleration +
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