GeForce GTX 750 vs Radeon HD 6990M Crossfire

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 750 and Radeon HD 6990M Crossfire. 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 750 and Radeon HD 6990M Crossfire. 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 HD 6990M Crossfire is a Laptop Graphics Card

Note: Radeon HD 6990M Crossfire 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 HD 6990M Crossfire here:

Main Specs

  GeForce GTX 750 Radeon HD 6990M Crossfire
Power consumption (TDP) 55 Watt
Interface PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2x2 GB
Display Connectors 2x DVI, 1x mini-HDMI
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  • Radeon HD 6990M Crossfire has 1 GB more memory, than GeForce GTX 750.
  • GeForce GTX 750 is used in Desktops, and Radeon HD 6990M Crossfire - in Laptops.
  • GeForce GTX 750 is build with Maxwell architecture, and Radeon HD 6990M Crossfire - with Terascale 2.
  • Core clock speed of GeForce GTX 750 is 305 MHz higher, than Radeon HD 6990M Crossfire.
  • GeForce GTX 750 is manufactured by 28 nm process technology, and Radeon HD 6990M Crossfire - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6990M Crossfire is 895 MHz higher, than GeForce GTX 750.

Game benchmarks

high / 1080p 16−18 35−40
ultra / 1080p 10−11 21−24
QHD / 1440p 4−5 16−18
4K / 2160p 10−11
low / 720p 35−40 60−65
medium / 1080p 21−24 40−45
The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 100% more, than GeForce GTX 750.

Full Specs

  GeForce GTX 750 Radeon HD 6990M Crossfire
Architecture Maxwell Terascale 2
Code name GM107 Blackcomb XTX
Type Desktop Laptop
Release date 18 February 2014 12 July 2011
Pipelines 512 2240
Core clock speed 1020 MHz 715 MHz
Boost Clock 1085 MHz
Transistor count 1,870 million 2x1700 Million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 34.72
Floating-point performance 1,111 gflops
Length 5.7" (14.5 cm)
Memory bus width 128 Bit 256 Bit
Memory clock speed 5.0 GB/s 900 MHz
Memory bandwidth 80 GB/s
Shared memory -
DirectX 12 (11_0) DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.4
OpenCL 1.2
Vulkan 1.1.126
CUDA +
CUDA cores 512
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
Multi monitor support 3 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Gaming +
3D Vision +
3D Vision Live +
Bitcoin / BTC (SHA256) 143 Mh/s
Laptop size large
Blu Ray 3D +
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