GeForce GTX 1080 vs GeForce GTX 660
Summary
GeForce GTX 1080
443%
GeForce GTX 660
100%
Relative performance
GeForce GTX 1080
442%
GeForce GTX 660
100%
Relative performance
Reasons to consider GeForce GTX 1080 |
342% higher gaming performance. |
This is a much newer product, it might have better long term support. |
Supports PhysX |
Supports G-Sync |
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty) |
Supports Direct3D 12 Async Compute |
Based on an outdated architecture (Nvidia Pascal), there may be no performance optimizations for current games and applications |
Reasons to consider GeForce GTX 660 |
40 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX 1080 . |
Supports PhysX |
Supports G-Sync |
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty) |
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications |
HWBench recommends GeForce GTX 1080
The GeForce GTX 1080 is the better performing card based on the game benchmark suite used (2 combinations of games and resolutions).
Core Configuration
| GeForce GTX 1080 | | GeForce GTX 660 | |
---|
GPU Name | GP104 (GP104-400-A1) | vs | GK106 (GK106-400-A1) |
Fab Process | 16 nm | vs | 28 nm |
Die Size | 314 mm² | vs | 221 mm² |
Transistors | 7,200 million | vs | 2,540 million |
Shaders | 2560 | vs | 960 |
Compute Units | 20 | vs | 5 |
Core clock | 1607 MHz | vs | 980 MHz |
ROPs | 64 | vs | 24 |
TMUs | 160 | vs | 80 |
Memory Configuration
| GeForce GTX 1080 | | GeForce GTX 660 | |
---|
Memory Type | GDDR5X | vs | GDDR5 |
Bus Width | 256 bit | vs | 192 bit |
Memory Speed | 1251 MHz
10008 MHz effective | vs | 1502 MHz
6008 MHz effective |
Memory Size | 8192 Mb | vs | 2048 Mb |
Additional details
| GeForce GTX 1080 | | GeForce GTX 660 | |
---|
TDP | 180 watts | vs | 140 watts |
Release Date | 27 May 2016 | vs | 6 Sep 2012 |
GeForce GTX 1080
102.80 GP/s
GeForce GTX 660
19.60 GP/s
GigaPixels - higher is better
GeForce GTX 1080
257.10 GT/s
GeForce GTX 660
78.40 GT/s
GigaTexels - higher is better
GeForce GTX 1080
320.00 GB/s
GeForce GTX 660
144.00 GB/s
GB/s - higher is better
GeForce GTX 1080
8228.00 GFLOPs
GeForce GTX 660
1882.00 GFLOPs
GFLOPs - higher is better
GeForce GTX 1080
30160
GeForce GTX 660
6800
Points (higher is better)
DX11, Max Details, 16:1 AF, 2xMSAA
GeForce GTX 1080
159
GeForce GTX 660
37
FPS (higher is better)
DX11, Max Details, 16:1 AF, 2xMSAA
GeForce GTX 1080
114
GeForce GTX 660
25
FPS (higher is better)