GeForce GTX 660 Ti vs Radeon RX Vega 3

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660 Ti and Radeon RX Vega 3. 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 Ti and Radeon RX Vega 3. 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.

Radeon RX Vega 3 is a Laptop Graphics Card

Note: Radeon RX Vega 3 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 3 here:

Main Specs

  GeForce GTX 660 Ti Radeon RX Vega 3
Power consumption (TDP) 150 Watt
Interface PCIe 3.0 x16
Supplementary power connectors Two 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 Ti is used in Desktops, and Radeon RX Vega 3 - in Laptops.
  • GeForce GTX 660 Ti is build with Kepler architecture, and Radeon RX Vega 3 - with Vega.
  • GeForce GTX 660 Ti is manufactured by 28 nm process technology, and Radeon RX Vega 3 - by 14 nm process technology.

Game benchmarks

high / 1080p 21−24 2−3
ultra / 1080p 12−14 1−2
QHD / 1440p 8−9 0−1
4K / 2160p 5−6
low / 720p 40−45 14−16
medium / 1080p 27−30 4−5
The average gaming FPS of GeForce GTX 660 Ti in Assassin's Creed Odyssey is 420% more, than Radeon RX Vega 3.

Full Specs

  GeForce GTX 660 Ti Radeon RX Vega 3
Architecture Kepler Vega
Code name GK104 Vega Raven Ridge
Type Desktop Laptop
Release date 16 August 2012 7 January 2018
Pipelines 1344 192
Core clock speed 915 MHz
Boost Clock 980 MHz 1000 MHz
Transistor count 3,540 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 102.5 billion/sec
Floating-point performance 2,459.5 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 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
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