Iris Plus Graphics 640 vs Radeon Pro V340 MxGPU

Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 640 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 Iris Plus Graphics 640 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.

Iris Plus Graphics 640 is a Laptop Graphics Card

Note: Iris Plus Graphics 640 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 Iris Plus Graphics 640 here:

Main Specs

  Iris Plus Graphics 640 Radeon Pro V340 MxGPU
Power consumption (TDP) 15 Watt 300 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin
Memory type DDR3L/LPDDR3/DDR4 HBM2
Maximum RAM amount 32 GB 16 GB
Display Connectors No outputs No outputs
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  • Radeon Pro V340 MxGPU has 1900% more power consumption, than Iris Plus Graphics 640.
  • Iris Plus Graphics 640 is connected by PCIe 3.0 x1, and Radeon Pro V340 MxGPU uses PCIe 3.0 x16 interface.
  • Iris Plus Graphics 640 has 16 GB more memory, than Radeon Pro V340 MxGPU.
  • Iris Plus Graphics 640 is used in Laptops, and Radeon Pro V340 MxGPU - in Desktops.
  • Iris Plus Graphics 640 is build with Gen. 9.5 Kaby Lake architecture, and Radeon Pro V340 MxGPU - with GCN 5.0.
  • Core clock speed of Radeon Pro V340 MxGPU is 700 MHz higher, than Iris Plus Graphics 640.
  • Iris Plus Graphics 640 and Radeon Pro V340 MxGPU are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 6−7 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 16−18 30−33
medium / 1080p 8−9 18−20
The average gaming FPS of Radeon Pro V340 MxGPU in Assassin's Creed Odyssey is 100% more, than Iris Plus Graphics 640.

Full Specs

  Iris Plus Graphics 640 Radeon Pro V340 MxGPU
Architecture Gen. 9.5 Kaby Lake GCN 5.0
Code name Kaby Lake GT3e Vega 10
Type Laptop Workstation
Release date 3 January 2017 26 August 2018
Pipelines 48 3584
Core clock speed 300 MHz 1000 MHz
Boost Clock 1050 MHz 1500 MHz
Transistor count 189 million 12,500 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 52.80 336.0
Length 267 mm
Memory bus width 64/128 Bit 2048 Bit
Memory clock speed 2000 MHz
Memory bandwidth 512.0 GB/s
Shared memory +
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.1 2.0
Vulkan 1.1.103 1.1.125
Quick Sync +
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