Iris Graphics 540 vs Radeon R7 M275DX

If you are going to buy a new graphics card and are choosing between Iris Graphics 540 and Radeon R7 M275DX, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Iris Graphics 540 stacks up against Radeon R7 M275DX, check out specs charts below.

Iris Graphics 540 and Radeon R7 M275DX are Laptop Graphics Cards

Note: Iris Graphics 540 and Radeon R7 M275DX 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 Graphics 540 or Radeon R7 M275DX here:

Main Specs

  Iris Graphics 540 Radeon R7 M275DX
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type eDRAM DDR3
Maximum RAM amount 64 MB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Iris Graphics 540 is build with Gen. 9 Skylake architecture, and Radeon R7 M275DX - with GCN.
  • Iris Graphics 540 is manufactured by 14 nm process technology, and Radeon R7 M275DX - by 28 nm process technology.

Game benchmarks

high / 1080p 8−9 9−10
ultra / 1080p 5−6 5−6
QHD / 1440p 0−1 0−1
low / 720p 20−22 21−24
medium / 1080p 10−12 10−12
The average gaming FPS of Radeon R7 M275DX in Assassin's Creed Odyssey is 9% more, than Iris Graphics 540.

Full Specs

  Iris Graphics 540 Radeon R7 M275DX
Architecture Gen. 9 Skylake GCN
Code name Skylake GT3e
Type Laptop Laptop
Release date 1 September 2015 4 June 2014
Pipelines 48 896
Core clock speed 300 MHz
Boost Clock 1050 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 50.40
Shared memory + +
DirectX 12 (12_1) DirectX 12, Shader 5.0
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.97
Laptop size medium sized
Eyefinity +
Quick Sync +
AppAcceleration +
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