Iris Plus Graphics 650 vs Radeon R7 M340

In this comparison between Iris Plus Graphics 650 and Radeon R7 M340 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 Iris Plus Graphics 650 will be the best choice, for others Radeon R7 M340 will be their preference. Study the comparison tables below and make your choice.

Iris Plus Graphics 650 and Radeon R7 M340 are Laptop Graphics Cards

Note: Iris Plus Graphics 650 and Radeon R7 M340 are only used in laptop graphics. They have 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 650 or Radeon R7 M340 here:

Main Specs

  Iris Plus Graphics 650 Radeon R7 M340
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3L/LPDDR3/DDR4 DDR3
Maximum RAM amount 32 GB 4 GB
Display Connectors No outputs No outputs
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  • Iris Plus Graphics 650 is connected by PCIe 3.0 x1, and Radeon R7 M340 uses PCIe 3.0 x8 interface.
  • Iris Plus Graphics 650 has 28 GB more memory, than Radeon R7 M340.
  • Both cards are used in Laptops.
  • Iris Plus Graphics 650 is build with Gen. 9.5 Kaby Lake architecture, and Radeon R7 M340 - with GCN.
  • Core clock speed of Radeon R7 M340 is 721 MHz higher, than Iris Plus Graphics 650.
  • Iris Plus Graphics 650 is manufactured by 14 nm process technology, and Radeon R7 M340 - by 28 nm process technology.

Game benchmarks

high / 1080p 8−9 0−1
ultra / 1080p 5−6
QHD / 1440p 0−1 0−1
low / 720p 18−20 1−2
medium / 1080p 10−11 0−1
The average gaming FPS of Iris Plus Graphics 650 in Assassin's Creed Odyssey is 1800% more, than Radeon R7 M340.

Full Specs

  Iris Plus Graphics 650 Radeon R7 M340
Architecture Gen. 9.5 Kaby Lake GCN
Code name Kaby Lake GT3e Meso Pro DDR3
Type Laptop Laptop
Release date 3 January 2017 16 June 2015
Pipelines 48 320
Core clock speed 300 MHz 1021 MHz
Boost Clock 1100 MHz 1021 MHz
Transistor count 189 million 950 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 55.20 17.16
Floating-point performance 883 gflops 549.1 gflops
Memory bus width 64/128 Bit 128 Bit
Memory clock speed 1000 MHz
Memory bandwidth 16 GB/s
Shared memory + -
DirectX 12 (12_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.4
OpenCL 2.1 Not Listed
Vulkan 1.1.103 +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 74 Mh/s
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Quick Sync +
Compute units 6
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