GeForce GTX 680MX vs Radeon HD 6550A

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 680MX and Radeon HD 6550A. 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 680MX and Radeon HD 6550A. 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 GTX 680MX is a Laptop Graphics Card

Note: GeForce GTX 680MX 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 GeForce GTX 680MX here:

Main Specs

  GeForce GTX 680MX Radeon HD 6550A
Power consumption (TDP) 122 Watt 35 Watt
Interface MXM-A (3.0)
Memory type GDDR5 GDDR3
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs
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  • GeForce GTX 680MX has 248% more power consumption, than Radeon HD 6550A.
  • GeForce GTX 680MX and Radeon HD 6550A have maximum RAM of 2 GB.
  • GeForce GTX 680MX is used in Laptops, and Radeon HD 6550A - in Desktops.
  • GeForce GTX 680MX is build with Kepler architecture, and Radeon HD 6550A - with TeraScale 2.
  • Core clock speed of GeForce GTX 680MX is 170 MHz higher, than Radeon HD 6550A.
  • GeForce GTX 680MX is manufactured by 28 nm process technology, and Radeon HD 6550A - by 40 nm process technology.
  • Memory clock speed of GeForce GTX 680MX is 900 MHz higher, than Radeon HD 6550A.

Game benchmarks

high / 1080p 21−24 0−1
ultra / 1080p 12−14
QHD / 1440p 7−8 0−1
4K / 2160p 5−6
low / 720p 40−45 1−2
medium / 1080p 27−30 0−1
The average gaming FPS of GeForce GTX 680MX in Assassin's Creed Odyssey is 4100% more, than Radeon HD 6550A.

Full Specs

  GeForce GTX 680MX Radeon HD 6550A
Architecture Kepler TeraScale 2
Code name Pinewood
Type Laptop Desktop
Release date 23 October 2012 7 February 2011
Pipelines 1536 480
Core clock speed 720 MHz 550 MHz
Transistor count 3540 Million 627 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 92.2 billion/sec 13.20
Floating-point performance 624.0 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 2500 MHz 1600 MHz
Memory bandwidth 160 GB/s 25.6 GB/s
Shared memory -
DirectX 12 API 11.2 (11_0)
Shader Model 5.0
OpenGL 4.5 4.4
OpenCL 1.1 1.2
Vulkan N/A
CUDA +
CUDA cores 1536
Bus support PCI Express 3.0
SLI options +
3D Vision +
Bitcoin / BTC (SHA256) 57 Mh/s
Laptop size large
Optimus +
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