GeForce GTX 660 vs Iris Xe Graphics G7

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660 and Iris Xe Graphics G7. 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 660 and Iris Xe Graphics G7. 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.

Iris Xe Graphics G7 is a Laptop Graphics Card

Note: Iris Xe Graphics G7 is only used in laptop graphics. It has 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 Xe Graphics G7 here:

Main Specs

  GeForce GTX 660 Iris Xe Graphics G7
Power consumption (TDP) 140 Watt
Interface PCIe 3.0 x16
Supplementary power connectors One 6-pin
Memory type GDDR5 DDR4
Maximum RAM amount 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 660 is used in Desktops, and Iris Xe Graphics G7 - in Laptops.
  • GeForce GTX 660 is build with Kepler architecture, and Iris Xe Graphics G7 - with Gen. 11 Ice Lake.
  • GeForce GTX 660 is manufactured by 28 nm process technology, and Iris Xe Graphics G7 - by 10 nm process technology.

Game benchmarks

high / 1080p 20−22 16−18
ultra / 1080p 12−14 9−10
QHD / 1440p 6−7 3−4
4K / 2160p 5−6
low / 720p 40−45 30−35
medium / 1080p 24−27 20−22
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 31% more, than Iris Xe Graphics G7.

Full Specs

  GeForce GTX 660 Iris Xe Graphics G7
Architecture Kepler Gen. 11 Ice Lake
Code name GK106 Tiger Lake Xe
Type Desktop Laptop
Release date 6 September 2012 15 August 2020
Pipelines 960 96
Core clock speed 980 MHz
Boost Clock 1033 MHz
Transistor count 2,540 million
Manufacturing process technology 28 nm 10 nm
Texture fill rate 78.4 billion/sec
Floating-point performance 1,981 gflops
Length 9.5" (24.1 cm)
Memory bus width 192-bit GDDR5
Memory clock speed 6.0 GB/s
Memory bandwidth 144.2 GB/s
Shared memory +
DirectX 12 (11_0) DirectX 12_1
Shader Model 5.1
OpenGL 4.3
OpenCL 1.2
Vulkan 1.1.126
CUDA +
CUDA cores 960
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 66 Mh/s
Quick Sync +
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