GeForce GTX 680MX vs Radeon R9 280

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 680MX and Radeon R9 280. 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 R9 280. 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 R9 280
Power consumption (TDP) 122 Watt 200 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin + 1 x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon R9 280 has 63% more power consumption, than GeForce GTX 680MX.
  • Radeon R9 280 has 1 GB more memory, than GeForce GTX 680MX.
  • GeForce GTX 680MX is used in Laptops, and Radeon R9 280 - in Desktops.
  • GeForce GTX 680MX is build with Kepler architecture, and Radeon R9 280 - with GCN 1.0.
  • GeForce GTX 680MX and Radeon R9 280 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 680MX is 1250 MHz higher, than Radeon R9 280.

Game benchmarks

high / 1080p 21−24 35−40
ultra / 1080p 12−14 21−24
QHD / 1440p 7−8 16−18
4K / 2160p 5−6 10−11
low / 720p 40−45 60−65
medium / 1080p 27−30 40−45
The average gaming FPS of Radeon R9 280 in Assassin's Creed Odyssey is 68% more, than GeForce GTX 680MX.

Full Specs

  GeForce GTX 680MX Radeon R9 280
Architecture Kepler GCN 1.0
Code name Tahiti
Type Laptop Desktop
Release date 23 October 2012 4 March 2014
Pipelines 1536 1792
Core clock speed 720 MHz
Boost Clock 933 MHz
Transistor count 3540 Million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 92.2 billion/sec 104.5
Floating-point performance 3,344 gflops
Length 275 mm
Memory bus width 256 Bit 384 Bit
Memory clock speed 2500 MHz 1250 MHz
Memory bandwidth 160 GB/s 240 GB/s
Shared memory -
DirectX 12 API
Shader Model 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.2
Vulkan +
CUDA +
FreeSync +
CUDA cores 1536
Bus support PCI Express 3.0 PCIe 3.0
SLI options +
HDMI +
3D Vision +
Bitcoin / BTC (SHA256) 57 Mh/s 408 Mh/s
Laptop size large
Optimus +
Eyefinity +
HD3D +
TrueAudio +
Design reference
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 21.5 Mh/s
LiquidVR +
TressFX +
UVD +
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