GeForce GTX 660 vs Radeon R9 270
Summary
GeForce GTX 660
100%
Radeon R9 270
115%
Relative performance
GeForce GTX 660
100%
Radeon R9 270
112%
Relative performance
Reasons to consider GeForce GTX 660 |
| 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| Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications |
Reasons to consider Radeon R9 270 |
| 12% higher gaming performance. |
| This is a much newer product, it might have better long term support. |
| Supports Direct3D 12 Async Compute |
| Supports ReLive (allows game streaming/recording with minimum performance penalty) |
| Supports Mantle |
| Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications |
HWBench recommends Radeon R9 270
The Radeon R9 270 is the better performing card based on the game benchmark suite used (8 combinations of games and resolutions).
Core Configuration
| GeForce GTX 660 | | Radeon R9 270 | |
|---|
| GPU Name | GK106 (GK106-400-A1) | vs | Curacao (Curacao PRO) |
| Fab Process | 28 nm | vs | 28 nm |
| Die Size | 221 mm² | vs | 212 mm² |
| Transistors | 2,540 million | vs | 2,800 million |
| Shaders | 960 | vs | 1280 |
| Compute Units | 5 | vs | 20 |
| Core clock | 980 MHz | vs | 900 MHz |
| ROPs | 24 | vs | 32 |
| TMUs | 80 | vs | 80 |
Memory Configuration
| GeForce GTX 660 | | Radeon R9 270 | |
|---|
| Memory Type | GDDR5 | vs | GDDR5 |
| Bus Width | 192 bit | vs | 256 bit |
| Memory Speed | 1502 MHz
6008 MHz effective | vs | 1400 MHz
5600 MHz effective |
| Memory Size | 2048 Mb | vs | 2048 Mb |
Additional details
| GeForce GTX 660 | | Radeon R9 270 | |
|---|
| TDP | 140 watts | vs | 150 watts |
| Release Date | 6 Sep 2012 | vs | 13 Nov 2013 |
GeForce GTX 660
19.60 GP/s
Radeon R9 270
28.80 GP/s
GigaPixels - higher is better
GeForce GTX 660
78.40 GT/s
Radeon R9 270
72.00 GT/s
GigaTexels - higher is better
GeForce GTX 660
144.00 GB/s
Radeon R9 270
179.00 GB/s
GB/s - higher is better
GeForce GTX 660
1882.00 GFLOPs
Radeon R9 270
2304.00 GFLOPs
GFLOPs - higher is better
GeForce GTX 660
6800
Radeon R9 270
7820
Points (higher is better)
DX11, Ultra Quality,2x MSAA,16x AF, HBAO
GeForce GTX 660
43
Radeon R9 270
49
FPS (higher is better)
DX11, Ultra Quality,DDOD, FX AA
GeForce GTX 660
50
Radeon R9 270
51
FPS (higher is better)
DX11,Very High Quality, FXAA
GeForce GTX 660
30
Radeon R9 270
31
FPS (higher is better)
DX11, High Quality, 2x MSAA, 16x AF
GeForce GTX 660
42
Radeon R9 270
51
FPS (higher is better)
DX11, Ultra Quality, 4xMSAA
GeForce GTX 660
39
Radeon R9 270
43
FPS (higher is better)
DX11, AAA standard, 16xAF, Motion Blur normal, Tesselation normal
GeForce GTX 660
32
Radeon R9 270
36
FPS (higher is better)
DX11, Ultra, DDOD, FXAA
GeForce GTX 660
31
Radeon R9 270
32
FPS (higher is better)
DX11, High Quality, 2x MSAA, 16x AF
GeForce GTX 660
27
Radeon R9 270
37
FPS (higher is better)