Radeon Pro 455 vs Radeon Pro V340 MxGPU

Find out if it is worth upgrading your current GPU setup by comparing Radeon Pro 455 and Radeon Pro V340 MxGPU. 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 Pro 455 and Radeon Pro V340 MxGPU. 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 Pro V340 MxGPU

Radeon Pro 455 is a Laptop Graphics Card

Note: Radeon Pro 455 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 Pro 455 here:

Main Specs

  Radeon Pro 455 Radeon Pro V340 MxGPU
Power consumption (TDP) 35 Watt 300 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None 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 757% more power consumption, than Radeon Pro 455.
  • Radeon Pro 455 is connected by PCIe 3.0 x8, and Radeon Pro V340 MxGPU uses PCIe 3.0 x16 interface.
  • Radeon Pro V340 MxGPU has 14 GB more memory, than Radeon Pro 455.
  • Radeon Pro 455 is used in Mobile workstations, and Radeon Pro V340 MxGPU - in Desktops.
  • Radeon Pro 455 is build with Polaris architecture, and Radeon Pro V340 MxGPU - with GCN 5.0.
  • Core clock speed of Radeon Pro V340 MxGPU is 145 MHz higher, than Radeon Pro 455.
  • Radeon Pro 455 and Radeon Pro V340 MxGPU are manufactured by 14 nm process technology.
  • Memory clock speed of Radeon Pro 455 is 3000 MHz higher, than Radeon Pro V340 MxGPU.

Game benchmarks

high / 1080p 16−18 14−16
ultra / 1080p 9−10 8−9
QHD / 1440p 4−5 3−4
4K / 2160p 4−5
low / 720p 30−35 30−33
medium / 1080p 20−22 18−20
The average gaming FPS of Radeon Pro 455 in Assassin's Creed Odyssey is 6% more, than Radeon Pro V340 MxGPU.

Full Specs

  Radeon Pro 455 Radeon Pro V340 MxGPU
Architecture Polaris GCN 5.0
Code name Polaris 11 Vega 10
Type Mobile workstation Workstation
Release date 27 October 2016 26 August 2018
Pipelines 768 3584
Core clock speed 855 MHz 1000 MHz
Boost Clock 1500 MHz
Transistor count 3,000 million 12,500 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 41.04 336.0
Floating-point performance 1,313 gflops
Length 267 mm
Memory bus width 128 Bit 2048 Bit
Memory clock speed 5000 MHz 2000 MHz
Memory bandwidth 81.28 GB/s 512.0 GB/s
Shared memory -
DirectX 12 (12_0) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2.131 1.1.125
FreeSync +
Bitcoin / BTC (SHA256) 163 Mh/s
Laptop size large
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