Radeon HD 7850M vs Radeon Pro V340 MxGPU

When choosing between Radeon HD 7850M and Radeon Pro V340 MxGPU, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7850M and Radeon Pro V340 MxGPU.
Radeon Pro V340 MxGPU

Radeon HD 7850M is a Laptop Graphics Card

Note: Radeon HD 7850M 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 7850M here:

Main Specs

  Radeon HD 7850M Radeon Pro V340 MxGPU
Power consumption (TDP) 40 Watt 300 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 2 GB 16 GB
Display Connectors No outputs No outputs
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  • Radeon Pro V340 MxGPU has 650% more power consumption, than Radeon HD 7850M.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro V340 MxGPU has 14 GB more memory, than Radeon HD 7850M.
  • Radeon HD 7850M is used in Laptops, and Radeon Pro V340 MxGPU - in Desktops.
  • Radeon HD 7850M is build with GCN architecture, and Radeon Pro V340 MxGPU - with GCN 5.0.
  • Core clock speed of Radeon Pro V340 MxGPU is 325 MHz higher, than Radeon HD 7850M.
  • Radeon HD 7850M is manufactured by 28 nm process technology, and Radeon Pro V340 MxGPU - by 14 nm process technology.
  • Memory clock speed of Radeon HD 7850M is 2000 MHz higher, than Radeon Pro V340 MxGPU.

Game benchmarks

high / 1080p 6−7 14−16
ultra / 1080p 3−4 8−9
QHD / 1440p 0−1 3−4
low / 720p 14−16 30−33
medium / 1080p 7−8 18−20
The average gaming FPS of Radeon Pro V340 MxGPU in Assassin's Creed Odyssey is 125% more, than Radeon HD 7850M.

Full Specs

  Radeon HD 7850M Radeon Pro V340 MxGPU
Architecture GCN GCN 5.0
Code name Heathrow Pro Vega 10
Type Laptop Workstation
Release date 24 April 2012 26 August 2018
Pipelines 640 3584
Core clock speed 675 MHz 1000 MHz
Boost Clock 1500 MHz
Transistor count 1,500 million 12,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 27.00 336.0
Floating-point performance 864.0 gflops
Length 267 mm
Memory bus width 128 Bit 2048 Bit
Memory clock speed 4000 MHz 2000 MHz
Memory bandwidth 64 GB/s 512.0 GB/s
Shared memory -
DirectX 12 (11_1) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.1.125
Laptop size large
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