GeForce GTX 660 Ti vs Radeon RX Vega M GH

When choosing between GeForce GTX 660 Ti and Radeon RX Vega M GH, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 660 Ti and Radeon RX Vega M GH.

Radeon RX Vega M GH is a Laptop Graphics Card

Note: Radeon RX Vega M GH 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 Radeon RX Vega M GH here:

Main Specs

  GeForce GTX 660 Ti Radeon RX Vega M GH
Power consumption (TDP) 150 Watt 100 Watt
Interface PCIe 3.0 x16 IGP
Supplementary power connectors Two 6-pin
Memory type GDDR5 HBM2
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
  Check Price Check Price
  • GeForce GTX 660 Ti has 50% more power consumption, than Radeon RX Vega M GH.
  • GeForce GTX 660 Ti is connected by PCIe 3.0 x16, and Radeon RX Vega M GH uses IGP interface.
  • Radeon RX Vega M GH has 2 GB more memory, than GeForce GTX 660 Ti.
  • GeForce GTX 660 Ti is used in Desktops, and Radeon RX Vega M GH - in Laptops.
  • GeForce GTX 660 Ti is build with Kepler architecture, and Radeon RX Vega M GH - with Vega.
  • Core clock speed of Radeon RX Vega M GH is 148 MHz higher, than GeForce GTX 660 Ti.
  • GeForce GTX 660 Ti is manufactured by 28 nm process technology, and Radeon RX Vega M GH - by 14 nm process technology.
  • Memory clock speed of Radeon RX Vega M GH is 1594 MHz higher, than GeForce GTX 660 Ti.

Game benchmarks

high / 1080p 21−24 35−40
ultra / 1080p 12−14 21−24
QHD / 1440p 8−9 16−18
4K / 2160p 5−6 10−11
low / 720p 40−45 60−65
medium / 1080p 27−30 40−45
The average gaming FPS of Radeon RX Vega M GH in Assassin's Creed Odyssey is 60% more, than GeForce GTX 660 Ti.

Full Specs

  GeForce GTX 660 Ti Radeon RX Vega M GH
Architecture Kepler Vega
Code name GK104 Vega Kaby Lake-G
Type Desktop Laptop
Release date 16 August 2012 7 January 2018
Pipelines 1344 1536
Core clock speed 915 MHz 1063 MHz
Boost Clock 980 MHz 1190 MHz
Transistor count 3,540 million 5,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 102.5 billion/sec 114.2
Floating-point performance 2,459.5 gflops 3,656 gflops
Length 9.5" (24.1 cm)
Memory bus width 192-bit GDDR5 1024 Bit
Memory clock speed 6.0 GB/s 1600 MHz
Memory bandwidth 144.2 GB/s 204.8 GB/s
Shared memory - -
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.3 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA +
CUDA cores 1344
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) 99 Mh/s
Laptop size medium sized
  Check Price Check Price