GeForce GT 745A vs Radeon HD 6850 X2

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 745A and Radeon HD 6850 X2. 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 GT 745A and Radeon HD 6850 X2. 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.
GeForce GT 745A
Radeon HD 6850 X2

Main Specs

  GeForce GT 745A Radeon HD 6850 X2
Power consumption (TDP) 33 Watt 254 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 8-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
 
  • Radeon HD 6850 X2 has 669% more power consumption, than GeForce GT 745A.
  • GeForce GT 745A is connected by PCIe 3.0 x16, and Radeon HD 6850 X2 uses PCIe 2.0 x16 interface.
  • GeForce GT 745A and Radeon HD 6850 X2 have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • GeForce GT 745A is build with Kepler architecture, and Radeon HD 6850 X2 - with TeraScale 2.
  • Core clock speed of GeForce GT 745A is 37 MHz higher, than Radeon HD 6850 X2.
  • GeForce GT 745A is manufactured by 28 nm process technology, and Radeon HD 6850 X2 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6850 X2 is 2400 MHz higher, than GeForce GT 745A.

Game benchmarks

high / 1080p 2−3 12−14
ultra / 1080p 0−1 7−8
QHD / 1440p 0−1 2−3
low / 720p 12−14 27−30
medium / 1080p 4−5 16−18
The average gaming FPS of Radeon HD 6850 X2 in Assassin's Creed Odyssey is 216% more, than GeForce GT 745A.

Full Specs

  GeForce GT 745A Radeon HD 6850 X2
Architecture Kepler TeraScale 2
Code name GK107 Barts
Type Desktop Desktop
Release date 26 August 2013 19 September 2011
Pipelines 384 960
Core clock speed 837 MHz 800 MHz
Boost Clock 915 MHz
Transistor count 1,270 million 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 29.28 38.40
Floating-point performance 642.8 gflops 2x 1,536.0 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 4200 MHz
Memory bandwidth 28.8 GB/s 134.4 GB/s
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126 N/A
CUDA 3.0
Bitcoin / BTC (SHA256) 26 Mh/s