GeForce GT 745A vs Radeon HD 7660G plus HD 7670M Dual Graphics

If you are going to buy a new graphics card and are choosing between GeForce GT 745A and Radeon HD 7660G plus HD 7670M Dual Graphics, 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 GeForce GT 745A stacks up against Radeon HD 7660G plus HD 7670M Dual Graphics, check out specs charts below.

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

  GeForce GT 745A Radeon HD 7660G plus HD 7670M Dual Graphics
Power consumption (TDP) 33 Watt
Interface PCIe 3.0 x16
Memory type DDR3 DDR3,GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • GeForce GT 745A is used in Desktops, and Radeon HD 7660G plus HD 7670M Dual Graphics - in Laptops.
  • GeForce GT 745A is build with Kepler architecture, and Radeon HD 7660G plus HD 7670M Dual Graphics - with Terascale 2.
  • Core clock speed of GeForce GT 745A is 152 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.
  • GeForce GT 745A is manufactured by 28 nm process technology, and Radeon HD 7660G plus HD 7670M Dual Graphics - by 40 / 32 nm process technology.
  • Memory clock speed of GeForce GT 745A and Radeon HD 7660G plus HD 7670M Dual Graphics is 1800 MHz.

Game benchmarks

high / 1080p 2−3 1−2
ultra / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 12−14
medium / 1080p 4−5 3−4
GeForce GT 745A and Radeon HD 7660G plus HD 7670M Dual Graphics have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce GT 745A Radeon HD 7660G plus HD 7670M Dual Graphics
Architecture Kepler Terascale 2
Code name GK107
Type Desktop Laptop
Release date 26 August 2013 15 May 2012
Pipelines 384 862
Core clock speed 837 MHz 685 / 600 MHz
Boost Clock 915 MHz
Transistor count 1,270 million
Manufacturing process technology 28 nm 40 / 32 nm
Texture fill rate 29.28
Floating-point performance 642.8 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1800 MHz 1800 MHz
Memory bandwidth 28.8 GB/s
Shared memory -
DirectX 12 (11_0) DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.1.126
CUDA 3.0
Bitcoin / BTC (SHA256) 26 Mh/s
Laptop size medium sized
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