Radeon R9 280X vs Radeon RX 460 mobile

When choosing between Radeon R9 280X and Radeon RX 460 mobile, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon R9 280X and Radeon RX 460 mobile.

Radeon RX 460 mobile is a Laptop Graphics Card

Note: Radeon RX 460 mobile 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 RX 460 mobile here:

Main Specs

  Radeon R9 280X Radeon RX 460 mobile
Power consumption (TDP) 250 Watt 55 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors 1 x 6-pin + 1 x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Radeon R9 280X has 354% more power consumption, than Radeon RX 460 mobile.
  • Radeon R9 280X is connected by PCIe 3.0 x16, and Radeon RX 460 mobile uses MXM-B (3.0) interface.
  • Radeon RX 460 mobile has 1 GB more memory, than Radeon R9 280X.
  • Radeon R9 280X is used in Desktops, and Radeon RX 460 mobile - in Laptops.
  • Radeon R9 280X is build with GCN architecture, and Radeon RX 460 mobile - with Polaris.
  • Radeon R9 280X is manufactured by 28 nm process technology, and Radeon RX 460 mobile - by 14 nm process technology.

Game benchmarks

high / 1080p 35−40 16−18
ultra / 1080p 21−24 9−10
QHD / 1440p 16−18 3−4
4K / 2160p 10−11
low / 720p 60−65 30−35
medium / 1080p 40−45 21−24
The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 111% more, than Radeon RX 460 mobile.

Full Specs

  Radeon R9 280X Radeon RX 460 mobile
Architecture GCN Polaris
Code name Thaiti XTL Polaris 11 / Baffin XT
Type Desktop Laptop
Release date 8 October 2013 8 August 2016
Pipelines 2048 896
Boost Clock 1000 MHz 1180 MHz
Transistor count 4,313 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 128.0 66.08
Floating-point performance 4,096 gflops 2,115 gflops
Length 275 mm
Memory bus width 384 Bit 128 Bit
Memory clock speed 6000 MHz
Memory bandwidth 288 GB/s 80 GB/s
Shared memory - -
DirectX 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan + 1.2.131
Monero / XMR (CryptoNight) 0.5 kh/s
FreeSync + +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 494 Mh/s
Laptop size large
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Decred / DCR (Decred) 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 14.42 Mh/s
Zcash / ZEC (Equihash) 285 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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