GeForce GTX 660 vs Radeon R9 FURY X

When choosing between GeForce GTX 660 and Radeon R9 FURY X, 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 GeForce GTX 660 and Radeon R9 FURY X.

Main Specs

  GeForce GTX 660 Radeon R9 FURY X
Power consumption (TDP) 140 Watt 275 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors One 6-pin 2x 8-pin
Memory type GDDR5 High Bandwidth Memory (HBM)
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 1x HDMI, 3x DisplayPort
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  • Radeon R9 FURY X has 96% more power consumption, than GeForce GTX 660.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 FURY X has 2 GB more memory, than GeForce GTX 660.
  • Both cards are used in Desktops.
  • GeForce GTX 660 is build with Kepler architecture, and Radeon R9 FURY X - with GCN 3.0.
  • GeForce GTX 660 and Radeon R9 FURY X are manufactured by 28 nm process technology.
  • Radeon R9 FURY X is 182 mm longer, than GeForce GTX 660.
  • Memory clock speed of Radeon R9 FURY X is 1044 MHz higher, than GeForce GTX 660.

Game benchmarks

high / 1080p 20−22 50−55
ultra / 1080p 12−14 30−35
QHD / 1440p 6−7 27−30
4K / 2160p 5−6 14−16
low / 720p 40−45 75−80
medium / 1080p 24−27 60−65
The average gaming FPS of Radeon R9 FURY X in Assassin's Creed Odyssey is 131% more, than GeForce GTX 660.

Full Specs

  GeForce GTX 660 Radeon R9 FURY X
Architecture Kepler GCN 3.0
Code name GK106 Fiji
Type Desktop Desktop
Release date 6 September 2012 24 June 2015
Pipelines 960 4096
Core clock speed 980 MHz
Boost Clock 1033 MHz 1050 MHz
Transistor count 2,540 million 8,900 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 78.4 billion/sec 268.8
Floating-point performance 1,981 gflops 8,602 gflops
Length 9.5" (24.1 cm) 191 mm
Memory bus width 192-bit GDDR5 4096 Bit
Memory clock speed 6.0 GB/s 1050 MHz
Memory bandwidth 144.2 GB/s 512 GB/s
DirectX 12 (11_0)
Shader Model 5.1 6.3
OpenGL 4.3 4.5
OpenCL 1.2 2.0
Vulkan 1.1.126 +
CUDA +
FreeSync +
CUDA cores 960
Bus support PCI Express 3.0 PCIe 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI + +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 66 Mh/s 858 Mh/s
Eyefinity +
HD3D +
PowerTune +
TrueAudio +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 33.4 Mh/s
Compute units 64
AppAcceleration +
High bandwidth memory (HBM) +
LiquidVR +
TressFX +
UVD +
FRTC +
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