Iris Plus Graphics 650 vs Iris Pro Graphics P580

If you are going to buy a new graphics card and are choosing between Iris Plus Graphics 650 and Iris Pro Graphics P580, 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 Plus Graphics 650 stacks up against Iris Pro Graphics P580, check out specs charts below.

Iris Plus Graphics 650 and Iris Pro Graphics P580 are Laptop Graphics Cards

Note: Iris Plus Graphics 650 and Iris Pro Graphics P580 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 Iris Pro Graphics P580 here:

Main Specs

  Iris Plus Graphics 650 Iris Pro Graphics P580
Power consumption (TDP) 15 Watt 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x1
Memory type DDR3L/LPDDR3/DDR4 DDR3L/LPDDR3/DDR4
Maximum RAM amount 32 GB 64 GB
Display Connectors No outputs No outputs
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  • Both graphics cards have the same power consumption of 15 Watt.
  • Both video cards are using PCIe 3.0 x1 interface connection to a motherboard.
  • Iris Pro Graphics P580 has 32 GB more memory, than Iris Plus Graphics 650.
  • Both cards are used in Laptops.
  • Iris Plus Graphics 650 is build with Gen. 9.5 Kaby Lake architecture, and Iris Pro Graphics P580 - with Gen. 9 Skylake.
  • Core clock speed of Iris Pro Graphics P580 is 50 MHz higher, than Iris Plus Graphics 650.
  • Iris Plus Graphics 650 and Iris Pro Graphics P580 are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 8−9 10−11
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 0−1
low / 720p 18−20 21−24
medium / 1080p 10−11 12−14
The average gaming FPS of Iris Pro Graphics P580 in Assassin's Creed Odyssey is 30% more, than Iris Plus Graphics 650.

Full Specs

  Iris Plus Graphics 650 Iris Pro Graphics P580
Architecture Gen. 9.5 Kaby Lake Gen. 9 Skylake
Code name Kaby Lake GT3e Skylake GT4e
Type Laptop Laptop
Release date 3 January 2017 1 September 2015
Pipelines 48 72
Core clock speed 300 MHz 350 MHz
Boost Clock 1100 MHz 1100 MHz
Transistor count 189 million 189 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 55.20 75.60
Floating-point performance 883 gflops
Memory bus width 64/128 Bit
Shared memory + +
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.1.103 1.1.97
Quick Sync + +
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