GeForce GTX 670MX SLI vs Iris Plus Graphics 640

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 670MX SLI and Iris Plus Graphics 640. 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 GeForce GTX 670MX SLI and Iris Plus Graphics 640. 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.

GeForce GTX 670MX SLI and Iris Plus Graphics 640 are Laptop Graphics Cards

Note: GeForce GTX 670MX SLI 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 GTX 670MX SLI or Iris Plus Graphics 640 here:

Main Specs

  GeForce GTX 670MX SLI Iris Plus Graphics 640
Power consumption (TDP) 150 Watt 15 Watt
Interface PCIe 3.0 x1
Memory type GDDR5 DDR3L/LPDDR3/DDR4
Maximum RAM amount 32 GB
Display Connectors No outputs
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  • GeForce GTX 670MX SLI has 900% more power consumption, than Iris Plus Graphics 640.
  • Both cards are used in Laptops.
  • GeForce GTX 670MX SLI is build with Kepler architecture, and Iris Plus Graphics 640 - with Gen. 9.5 Kaby Lake.
  • Core clock speed of GeForce GTX 670MX SLI is 300 MHz higher, than Iris Plus Graphics 640.
  • GeForce GTX 670MX SLI is manufactured by 28 nm process technology, and Iris Plus Graphics 640 - by 14 nm process technology.

Game benchmarks

high / 1080p 21−24 6−7
ultra / 1080p 14−16 4−5
QHD / 1440p 8−9 0−1
4K / 2160p 5−6
low / 720p 40−45 16−18
medium / 1080p 27−30 8−9
The average gaming FPS of GeForce GTX 670MX SLI in Assassin's Creed Odyssey is 200% more, than Iris Plus Graphics 640.

Full Specs

  GeForce GTX 670MX SLI Iris Plus Graphics 640
Architecture Kepler Gen. 9.5 Kaby Lake
Code name N13E-GR Kaby Lake GT3e
Type Laptop Laptop
Release date 1 October 2012 3 January 2017
Pipelines 1920 48
Core clock speed 600 MHz 300 MHz
Boost Clock 1050 MHz
Transistor count 5080 Million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 52.80
Memory bus width 2x 192 Bit 64/128 Bit
Memory clock speed 2800 MHz
Shared memory - +
DirectX DirectX 11, Shader 5.1 12 (12_1)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.103
CUDA +
SLI options +
Laptop size large
Optimus +
Quick Sync +
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