GeForce GTX 650 Ti vs Radeon RX 640

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 650 Ti and Radeon RX 640. 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 650 Ti and Radeon RX 640. 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 640 is a Laptop Graphics Card

Note: Radeon RX 640 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 640 here:

Main Specs

  GeForce GTX 650 Ti Radeon RX 640
Power consumption (TDP) 110 Watt 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors One 6-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x mini-HDMI 1x DVI, 1x HDMI, 1x DisplayPort
  Check Price Check Price
  • GeForce GTX 650 Ti has 120% more power consumption, than Radeon RX 640.
  • GeForce GTX 650 Ti is connected by PCIe 3.0 x16, and Radeon RX 640 uses PCIe 3.0 x8 interface.
  • Radeon RX 640 has 2 GB more memory, than GeForce GTX 650 Ti.
  • GeForce GTX 650 Ti is used in Desktops, and Radeon RX 640 - in Laptops.
  • GeForce GTX 650 Ti is build with Kepler architecture, and Radeon RX 640 - with Polaris.
  • Core clock speed of Radeon RX 640 is 290 MHz higher, than GeForce GTX 650 Ti.
  • GeForce GTX 650 Ti is manufactured by 28 nm process technology, and Radeon RX 640 - by 14 nm process technology.
  • Memory clock speed of Radeon RX 640 is 5995 MHz higher, than GeForce GTX 650 Ti.

Game benchmarks

high / 1080p 12−14 5−6
ultra / 1080p 7−8 3−4
QHD / 1440p 2−3 2−3
low / 720p 27−30 16−18
medium / 1080p 16−18 7−8
The average gaming FPS of GeForce GTX 650 Ti in Assassin's Creed Odyssey is 85% more, than Radeon RX 640.

Full Specs

  GeForce GTX 650 Ti Radeon RX 640
Architecture Kepler Polaris
Code name GK106 Polaris 12
Type Desktop Laptop
Release date 9 October 2012 12 August 2019
Pipelines 768 640
Core clock speed 928 MHz 1218 MHz
Boost Clock 1218 MHz
Transistor count 2,540 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 59.2 billion/sec 38.98
Floating-point performance 1,425 gflops
Length 5.7" (14.5 cm)
Memory bus width 128 Bit 64 Bit
Memory clock speed 5.4 GB/s 6000 MHz
Memory bandwidth 86.4 GB/s 112.0 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 +
Monero / XMR (CryptoNight) 0.1 kh/s
FreeSync +
CUDA cores 768
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
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) 49 Mh/s
Laptop size large
Decred / DCR (Decred) 0.26 Gh/s
Ethereum / ETH (DaggerHashimoto) 5 Mh/s
  Check Price Check Price