Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon HD 7950

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7950. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7950. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 7660G plus HD 7670M Dual Graphics is a Laptop Graphics Card

Note: Radeon HD 7660G plus HD 7670M Dual Graphics is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon HD 7660G plus HD 7670M Dual Graphics here:

Main Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon HD 7950
Power consumption (TDP) 200 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3,GDDR5 GDDR5
Maximum RAM amount 3 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7660G plus HD 7670M Dual Graphics is used in Laptops, and Radeon HD 7950 - in Desktops.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is build with Terascale 2 architecture, and Radeon HD 7950 - with GCN 1.0.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is manufactured by 40 / 32 nm process technology, and Radeon HD 7950 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7660G plus HD 7670M Dual Graphics is 550 MHz higher, than Radeon HD 7950.

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 7660G plus HD 7670M Dual Graphics.

Full Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon HD 7950
Architecture Terascale 2 GCN 1.0
Code name Tahiti
Type Laptop Desktop
Release date 15 May 2012 31 January 2012
Pipelines 862 1792
Core clock speed 685 / 600 MHz
Boost Clock 1250 MHz
Transistor count 4,313 million
Manufacturing process technology 40 / 32 nm 28 nm
Texture fill rate 89.60
Floating-point performance 2,867 gflops
Length 267 mm
Memory bus width 128 Bit 384 Bit
Memory clock speed 1800 MHz 1250 MHz
Memory bandwidth 240 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 381 Mh/s
Laptop size medium sized
Eyefinity +
PowerTune +
ZeroCore +
Design 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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