Iris Plus Graphics 640 vs Quadro P520

When choosing between Iris Plus Graphics 640 and Quadro P520, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Iris Plus Graphics 640 and Quadro P520.

Iris Plus Graphics 640 and Quadro P520 are Laptop Graphics Cards

Note: Iris Plus Graphics 640 and Quadro P520 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 640 or Quadro P520 here:

Main Specs

  Iris Plus Graphics 640 Quadro P520
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type DDR3L/LPDDR3/DDR4 GDDR5
Maximum RAM amount 32 GB 2 GB
Display Connectors No outputs
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  • Iris Plus Graphics 640 has 30 GB more memory, than Quadro P520.
  • Iris Plus Graphics 640 is used in Laptops, and Quadro P520 - in Mobile workstations.
  • Iris Plus Graphics 640 is build with Gen. 9.5 Kaby Lake architecture, and Quadro P520 - with Pascal.
  • Core clock speed of Quadro P520 is 1003 MHz higher, than Iris Plus Graphics 640.
  • Iris Plus Graphics 640 and Quadro P520 are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 6−7 10−12
ultra / 1080p 4−5 6−7
QHD / 1440p 0−1 1−2
low / 720p 16−18 24−27
medium / 1080p 8−9 12−14
The average gaming FPS of Quadro P520 in Assassin's Creed Odyssey is 55% more, than Iris Plus Graphics 640.

Full Specs

  Iris Plus Graphics 640 Quadro P520
Architecture Gen. 9.5 Kaby Lake Pascal
Code name Kaby Lake GT3e
Type Laptop Mobile workstation
Release date 3 January 2017 27 May 2019
Pipelines 48 384
Core clock speed 300 MHz 1303 MHz
Boost Clock 1050 MHz 1493 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 52.80
Memory bus width 64/128 Bit 64 Bit
Memory clock speed 6000 MHz
Shared memory + -
DirectX 12 (12_1) DirectX 12_1
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.103 +
Laptop size large
Quick Sync +
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