Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon Pro V340 MxGPU

In this comparison between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon Pro V340 MxGPU 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 7660G plus HD 7670M Dual Graphics will be the best choice, for others Radeon Pro V340 MxGPU will be their preference. Study the comparison tables below and make your choice.

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 Pro V340 MxGPU
Power consumption (TDP) 300 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2x 8-pin
Memory type DDR3,GDDR5 HBM2
Maximum RAM amount 16 GB
Display Connectors No outputs
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  • Radeon HD 7660G plus HD 7670M Dual Graphics is used in Laptops, and Radeon Pro V340 MxGPU - in Desktops.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is build with Terascale 2 architecture, and Radeon Pro V340 MxGPU - with GCN 5.0.
  • Core clock speed of Radeon Pro V340 MxGPU is 315 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.
  • Radeon HD 7660G plus HD 7670M Dual Graphics is manufactured by 40 / 32 nm process technology, and Radeon Pro V340 MxGPU - by 14 nm process technology.
  • Memory clock speed of Radeon Pro V340 MxGPU is 200 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Game benchmarks

high / 1080p 1−2 14−16
ultra / 1080p 0−1 8−9
QHD / 1440p 0−1 3−4
low / 720p 12−14 30−33
medium / 1080p 3−4 18−20
The average gaming FPS of Radeon Pro V340 MxGPU in Assassin's Creed Odyssey is 250% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.

Full Specs

  Radeon HD 7660G plus HD 7670M Dual Graphics Radeon Pro V340 MxGPU
Architecture Terascale 2 GCN 5.0
Code name Vega 10
Type Laptop Workstation
Release date 15 May 2012 26 August 2018
Pipelines 862 3584
Core clock speed 685 / 600 MHz 1000 MHz
Boost Clock 1500 MHz
Transistor count 12,500 million
Manufacturing process technology 40 / 32 nm 14 nm
Texture fill rate 336.0
Length 267 mm
Memory bus width 128 Bit 2048 Bit
Memory clock speed 1800 MHz 2000 MHz
Memory bandwidth 512.0 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 12 (12_1)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.0
Vulkan 1.1.125
Laptop size medium sized
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