Iris Pro Graphics 580 vs Radeon R9 M375X

Find out if it is worth upgrading your current GPU setup by comparing Iris Pro Graphics 580 and Radeon R9 M375X. 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 Pro Graphics 580 and Radeon R9 M375X. 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 Pro Graphics 580 is a Laptop Graphics Card

Note: Iris Pro Graphics 580 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 Pro Graphics 580 here:

Main Specs

  Iris Pro Graphics 580 Radeon R9 M375X
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x16
Memory type DDR3L/LPDDR3/DDR4 GDDR5
Maximum RAM amount 64 GB 4 GB
Display Connectors No outputs No outputs
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  • Iris Pro Graphics 580 is connected by PCIe 3.0 x1, and Radeon R9 M375X uses PCIe 3.0 x16 interface.
  • Iris Pro Graphics 580 has 60 GB more memory, than Radeon R9 M375X.
  • Iris Pro Graphics 580 is used in Laptops, and Radeon R9 M375X - in Desktops.
  • Iris Pro Graphics 580 is build with Gen. 9 Skylake architecture, and Radeon R9 M375X - with GCN 1.0.
  • Core clock speed of Radeon R9 M375X is 575 MHz higher, than Iris Pro Graphics 580.
  • Iris Pro Graphics 580 is manufactured by 14 nm process technology, and Radeon R9 M375X - by 28 nm process technology.

Game benchmarks

high / 1080p 9−10 9−10
ultra / 1080p 5−6 5−6
QHD / 1440p 0−1 0−1
low / 720p 20−22 21−24
medium / 1080p 10−12 12−14
The average gaming FPS of Radeon R9 M375X in Assassin's Creed Odyssey is 9% more, than Iris Pro Graphics 580.

Full Specs

  Iris Pro Graphics 580 Radeon R9 M375X
Architecture Gen. 9 Skylake GCN 1.0
Code name Skylake GT4e Tropo
Type Laptop Desktop
Release date 1 September 2015 5 May 2015
Pipelines 72 640
Core clock speed 350 MHz 925 MHz
Boost Clock 1050 MHz 1015 MHz
Transistor count 189 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 72.00 40.60
Floating-point performance 1,299 gflops
Memory bus width 128 Bit
Memory clock speed 1125 MHz
Memory bandwidth 72 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 1.1.97
FreeSync +
Bus support PCIe 3.0
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Quick Sync +
Compute units 10
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