GeForce GTX 660 vs Qualcomm Adreno 680

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660 and Qualcomm Adreno 680. 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 Qualcomm Adreno 680. 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.

Qualcomm Adreno 680 is a Laptop Graphics Card

Note: Qualcomm Adreno 680 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 Qualcomm Adreno 680 here:

Main Specs

  GeForce GTX 660 Qualcomm Adreno 680
Power consumption (TDP) 140 Watt
Interface PCIe 3.0 x16
Supplementary power connectors One 6-pin
Memory type GDDR5
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 Qualcomm Adreno 680 - in Laptops.
  • GeForce GTX 660 is manufactured by 28 nm process technology, and Qualcomm Adreno 680 - by 7 nm process technology.

Game benchmarks

high / 1080p 20−22 0−1
ultra / 1080p 12−14
QHD / 1440p 6−7 0−1
4K / 2160p 5−6
low / 720p 40−45 1−2
medium / 1080p 24−27 0−1
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 4100% more, than Qualcomm Adreno 680.

Full Specs

  GeForce GTX 660 Qualcomm Adreno 680
Architecture Kepler
Code name GK106
Type Desktop Laptop
Release date 6 September 2012 6 December 2018
Pipelines 960
Core clock speed 980 MHz
Boost Clock 1033 MHz
Transistor count 2,540 million
Manufacturing process technology 28 nm 7 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
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
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