GeForce GTX 860M vs Radeon R9 M280X

When comparing GeForce GTX 860M and Radeon R9 M280X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 860M and Radeon R9 M280X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GTX 860M and Radeon R9 M280X are Laptop Graphics Cards

Note: GeForce GTX 860M and Radeon R9 M280X are only used in laptop graphics. They have 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 860M or Radeon R9 M280X here:

Main Specs

  GeForce GTX 860M Radeon R9 M280X
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 Not Listed
Maximum RAM amount 4 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 860M is connected by MXM-B (3.0), and Radeon R9 M280X uses PCIe 3.0 x16 interface.
  • Both cards are used in Laptops.
  • GeForce GTX 860M is build with Maxwell architecture, and Radeon R9 M280X - with GCN.
  • Core clock speed of Radeon R9 M280X is 103 MHz higher, than GeForce GTX 860M.
  • GeForce GTX 860M and Radeon R9 M280X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 16−18 2−3
ultra / 1080p 10−11 1−2
QHD / 1440p 5−6 0−1
4K / 2160p 4−5
low / 720p 30−35 14−16
medium / 1080p 21−24 4−5
The average gaming FPS of GeForce GTX 860M in Assassin's Creed Odyssey is 300% more, than Radeon R9 M280X.

Full Specs

  GeForce GTX 860M Radeon R9 M280X
Architecture Maxwell GCN
Code name N15P-GX Saturn XT
Type Laptop Laptop
Release date 12 March 2014 1 February 2015
Pipelines 640 896
Core clock speed 797 MHz 900 MHz
Boost Clock 915 MHz
Transistor count 1,870 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 43.40 61.60
Floating-point performance 1,389 gflops 1,792 gflops
Memory bus width 128 Bit
Memory bandwidth 80.0 GB/s 96 GB/s
Shared memory - -
DirectX 12 (11_0)
Shader Model 5.1 6.3
OpenGL 4.5 4.4
OpenCL 1.1 Not Listed
Vulkan 1.1.126
CUDA +
FreeSync +
CUDA cores 1152 or 640
Bus support PCI Express 2.0, PCI Express 3.0 Not Listed
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 163 Mh/s
Laptop size medium sized large
Standard memory configuration GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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