GeForce GT 650M SLI vs Iris Plus Graphics 645

In this comparison between GeForce GT 650M SLI and Iris Plus Graphics 645 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GT 650M SLI will be the best choice, for others Iris Plus Graphics 645 will be their preference. Study the comparison tables below and make your choice.

GeForce GT 650M SLI and Iris Plus Graphics 645 are Laptop Graphics Cards

Note: GeForce GT 650M SLI and Iris Plus Graphics 645 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 GT 650M SLI or Iris Plus Graphics 645 here:

Main Specs

  GeForce GT 650M SLI Iris Plus Graphics 645
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type GDDR5 DDR3/DDR4
Maximum RAM amount 2x2 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • GeForce GT 650M SLI is build with Kepler architecture, and Iris Plus Graphics 645 - with Gen. 9.5 Coffee Lake.
  • Core clock speed of GeForce GT 650M SLI is 490 MHz higher, than Iris Plus Graphics 645.
  • GeForce GT 650M SLI is manufactured by 28 nm process technology, and Iris Plus Graphics 645 - by 14 nm process technology.

Game benchmarks

high / 1080p 12−14 4−5
ultra / 1080p 7−8 2−3
QHD / 1440p 2−3 0−1
low / 720p 24−27 12−14
medium / 1080p 14−16 5−6
The average gaming FPS of GeForce GT 650M SLI in Assassin's Creed Odyssey is 150% more, than Iris Plus Graphics 645.

Full Specs

  GeForce GT 650M SLI Iris Plus Graphics 645
Architecture Kepler Gen. 9.5 Coffee Lake
Code name N13E-GE Kaby Lake GT3e
Type Laptop Laptop
Release date 22 March 2012 10 July 2019
Pipelines 768 48
Core clock speed 790 MHz 300 MHz
Boost Clock 835 MHz 1150 MHz
Manufacturing process technology 28 nm 14 nm
Texture fill rate 50.40
Memory bus width 2x 128 Bit
Memory clock speed 4000 MHz
Shared memory - +
DirectX DirectX 11, Shader 5.0 12 (12_1)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.103
CUDA +
Laptop size medium sized
Optimus +
Quick Sync +
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