Radeon HD 6870 vs GeForce GTX 660
Summary
Radeon HD 6870
100%
GeForce GTX 660
149%
Relative performance
Radeon HD 6870
100%
GeForce GTX 660
141%
Relative performance
Reasons to consider Radeon HD 6870 |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
Reasons to consider GeForce GTX 660 |
| 41% 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) |
| Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications |
HWBench recommends GeForce GTX 660
The GeForce GTX 660 is the better performing card based on the game benchmark suite used (43 combinations of games and resolutions).
Core Configuration
| Radeon HD 6870 | | GeForce GTX 660 | |
|---|
| GPU Name | Barts (Barts XT) | vs | GK106 (GK106-400-A1) |
| Fab Process | 40 nm | vs | 28 nm |
| Die Size | 255 mm² | vs | 221 mm² |
| Transistors | 1,700 million | vs | 2,540 million |
| Shaders | 1120 | vs | 960 |
| Compute Units | 14 | vs | 5 |
| Core clock | 900 MHz | vs | 980 MHz |
| ROPs | 32 | vs | 24 |
| TMUs | 56 | vs | 80 |
Memory Configuration
| Radeon HD 6870 | | GeForce GTX 660 | |
|---|
| Memory Type | GDDR5 | vs | GDDR5 |
| Bus Width | 256 bit | vs | 192 bit |
| Memory Speed | 1050 MHz
4200 MHz effective | vs | 1502 MHz
6008 MHz effective |
| Memory Size | 1024 Mb | vs | 2048 Mb |
Additional details
| Radeon HD 6870 | | GeForce GTX 660 | |
|---|
| TDP | 151 watts | vs | 140 watts |
| Release Date | 21 Oct 2010 | vs | 6 Sep 2012 |
Radeon HD 6870
28.80 GP/s
GeForce GTX 660
19.60 GP/s
GigaPixels - higher is better
Radeon HD 6870
50.40 GT/s
GeForce GTX 660
78.40 GT/s
GigaTexels - higher is better
Radeon HD 6870
134.00 GB/s
GeForce GTX 660
144.00 GB/s
GB/s - higher is better
Radeon HD 6870
2016.00 GFLOPs
GeForce GTX 660
1882.00 GFLOPs
GFLOPs - higher is better
Radeon HD 6870
4540
GeForce GTX 660
6800
Points (higher is better)
Radeon HD 6870
45
GeForce GTX 660
53.7
FPS (higher is better)
Radeon HD 6870
48.7
GeForce GTX 660
68.5
FPS (higher is better)
Radeon HD 6870
30.9
GeForce GTX 660
49.7
FPS (higher is better)
DX11, Ultra Quality,2x MSAA,16x AF, HBAO
Radeon HD 6870
23
GeForce GTX 660
43
FPS (higher is better)
DX11, Ultra Quality,DDOD, FX AA
Radeon HD 6870
29
GeForce GTX 660
50
FPS (higher is better)
Radeon HD 6870
61.8
GeForce GTX 660
88.6
FPS (higher is better)
Radeon HD 6870
30.8
GeForce GTX 660
38.4
FPS (higher is better)
Radeon HD 6870
31.3
GeForce GTX 660
46.1
FPS (higher is better)
DX11,Very High Quality, FXAA
Radeon HD 6870
17
GeForce GTX 660
30
FPS (higher is better)
Radeon HD 6870
85.1
GeForce GTX 660
111.9
FPS (higher is better)
Radeon HD 6870
32.4
GeForce GTX 660
46.1
FPS (higher is better)
Radeon HD 6870
52.5
GeForce GTX 660
70.5
FPS (higher is better)
Radeon HD 6870
36.1
GeForce GTX 660
51.1
FPS (higher is better)
DX11, Ultra Quality, 4xMSAA
Radeon HD 6870
25
GeForce GTX 660
39
FPS (higher is better)
Radeon HD 6870
17.6
GeForce GTX 660
21.7
FPS (higher is better)
Radeon HD 6870
39.8
GeForce GTX 660
46.9
FPS (higher is better)
Radeon HD 6870
39
GeForce GTX 660
43.9
FPS (higher is better)
Radeon HD 6870
49.6
GeForce GTX 660
65.7
FPS (higher is better)
Radeon HD 6870
106.7
GeForce GTX 660
166.8
FPS (higher is better)
Radeon HD 6870
48
GeForce GTX 660
59.1
FPS (higher is better)
Radeon HD 6870
28.3
GeForce GTX 660
41
FPS (higher is better)
Radeon HD 6870
27.1
GeForce GTX 660
46.4
FPS (higher is better)
Radeon HD 6870
52.8
GeForce GTX 660
72
FPS (higher is better)
Radeon HD 6870
28.1
GeForce GTX 660
32.8
FPS (higher is better)
Radeon HD 6870
30.2
GeForce GTX 660
41.5
FPS (higher is better)
Radeon HD 6870
17.6
GeForce GTX 660
30.2
FPS (higher is better)
Radeon HD 6870
38.4
GeForce GTX 660
54.7
FPS (higher is better)
Radeon HD 6870
18.8
GeForce GTX 660
23.2
FPS (higher is better)
Radeon HD 6870
19
GeForce GTX 660
26.9
FPS (higher is better)
Radeon HD 6870
59.4
GeForce GTX 660
75.9
FPS (higher is better)
Radeon HD 6870
22.2
GeForce GTX 660
30.4
FPS (higher is better)
Radeon HD 6870
36.9
GeForce GTX 660
49.7
FPS (higher is better)
Radeon HD 6870
24.7
GeForce GTX 660
34.2
FPS (higher is better)
Radeon HD 6870
11.4
GeForce GTX 660
16.9
FPS (higher is better)
Radeon HD 6870
23.7
GeForce GTX 660
26.9
FPS (higher is better)
Radeon HD 6870
24
GeForce GTX 660
27.9
FPS (higher is better)
Radeon HD 6870
29.7
GeForce GTX 660
40.6
FPS (higher is better)
Radeon HD 6870
80.7
GeForce GTX 660
109.5
FPS (higher is better)
Radeon HD 6870
30.4
GeForce GTX 660
42.6
FPS (higher is better)
Radeon HD 6870
17
GeForce GTX 660
24.6
FPS (higher is better)
Radeon HD 6870
18
GeForce GTX 660
30.4
FPS (higher is better)
Radeon HD 6870
37.1
GeForce GTX 660
49.9
FPS (higher is better)
DX11, Ultra, DDOD, FXAA
Radeon HD 6870
18
GeForce GTX 660
31
FPS (higher is better)