GeForce MX450 vs Iris Plus Graphics 640

When comparing GeForce MX450 and Iris Plus Graphics 640, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce MX450 and Iris Plus Graphics 640 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce MX450 and Iris Plus Graphics 640 are Laptop Graphics Cards

Note: GeForce MX450 and Iris Plus Graphics 640 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 GeForce MX450 or Iris Plus Graphics 640 here:

Main Specs

  GeForce MX450 Iris Plus Graphics 640
Power consumption (TDP) 50 Watt 15 Watt
Interface PCIe 4.0 x4 PCIe 3.0 x1
Supplementary power connectors None
Memory type GDDR5,GDDR6 DDR3L/LPDDR3/DDR4
Maximum RAM amount 2 GB 32 GB
Display Connectors No outputs No outputs
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  • GeForce MX450 has 233% more power consumption, than Iris Plus Graphics 640.
  • GeForce MX450 is connected by PCIe 4.0 x4, and Iris Plus Graphics 640 uses PCIe 3.0 x1 interface.
  • Iris Plus Graphics 640 has 30 GB more memory, than GeForce MX450.
  • Both cards are used in Laptops.
  • GeForce MX450 is build with Turing architecture, and Iris Plus Graphics 640 - with Gen. 9.5 Kaby Lake.
  • Core clock speed of GeForce MX450 is 1095 MHz higher, than Iris Plus Graphics 640.
  • GeForce MX450 is manufactured by 12 nm process technology, and Iris Plus Graphics 640 - by 14 nm process technology.

Game benchmarks

high / 1080p 16−18 6−7
ultra / 1080p 10−11 4−5
QHD / 1440p 4−5 0−1
low / 720p 35−40 16−18
medium / 1080p 21−24 8−9
The average gaming FPS of GeForce MX450 in Assassin's Creed Odyssey is 133% more, than Iris Plus Graphics 640.

Full Specs

  GeForce MX450 Iris Plus Graphics 640
Architecture Turing Gen. 9.5 Kaby Lake
Code name N17S-G5 / GP107-670-A1 Kaby Lake GT3e
Type Laptop Laptop
Release date 1 August 2020 3 January 2017
Pipelines 896 48
Core clock speed 1395 MHz 300 MHz
Boost Clock 1575 MHz 1050 MHz
Transistor count 4,700 million 189 million
Manufacturing process technology 12 nm 14 nm
Texture fill rate 100.8 52.80
Memory bus width 64 Bit 64/128 Bit
Memory clock speed 10002 MHz
Memory bandwidth 64.03 GB/s
Shared memory - +
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.5 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.2 1.1.103
CUDA 7.5
Optimus +
Quick Sync +
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