Graphics card comparison
Radeon HD 6870 vs Radeon HD 7770 GHz Edition
AMD
Radeon HD 6870
1024 Mb GDDR5
Released 21 Oct 2010
DESKTOP
VS
AMD
Radeon HD 7770 GHz Edition
1024 Mb GDDR5
Released 15 Feb 2012
DESKTOP
Summary
Synthetic performance index
- Radeon HD 6870108%
- Radeon HD 7770 GHz Edition100%
Relative performance
Gaming performance index
- Radeon HD 6870130%
- Radeon HD 7770 GHz Edition100%
Relative performance
Reasons to consider the Radeon HD 6870
- 30% higher gaming performance.
- Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications
Reasons to consider the Radeon HD 7770 GHz Edition
- 71 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 6870 .
- 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- Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications
Our verdict
HWSpot recommends the Radeon HD 6870
The Radeon HD 6870 is the better performing card based on the game benchmark suite used (41 combinations of games and resolutions).
Specifications
Core configuration
| Radeon HD 6870 | Radeon HD 7770 GHz Edition |
|---|
| GPU Name | Barts (Barts XT) | Cape Verde (Cape Verde XT) |
| Fab Process | 40 nm | 28 nm |
| Die Size | 255 mm² | 123 mm² |
| Transistors | 1,700 million | 1,500 million |
| Shaders | 1120 | 640 |
| Compute Units | 14 | 10 |
| Core clock | 900 MHz | 1000 MHz |
| ROPs | 32 | 16 |
| TMUs | 56 | 40 |
Memory configuration
| Radeon HD 6870 | Radeon HD 7770 GHz Edition |
|---|
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 256 bit | 128 bit |
| Memory Speed | 1050 MHz
4200 MHz effective | 1125 MHz
4500 MHz effective |
| Memory Size | 1024 Mb | 1024 Mb |
Additional details
| Radeon HD 6870 | Radeon HD 7770 GHz Edition |
|---|
| TDP | 151 watts | 80 watts |
| Release Date | 21 Oct 2010 | 15 Feb 2012 |
Raw performance comparison
Pixel Rate
- Radeon HD 687028.80 GP/s
- Radeon HD 7770 GHz Edition16.00 GP/s
GigaPixels - higher is better
Texel Rate
- Radeon HD 687050.40 GT/s
- Radeon HD 7770 GHz Edition40.00 GT/s
GigaTexels - higher is better
Memory bandwidth
- Radeon HD 6870134.00 GB/s
- Radeon HD 7770 GHz Edition72.00 GB/s
GB/s - higher is better
Single precision performance
- Radeon HD 68702016.00 GFLOPs
- Radeon HD 7770 GHz Edition1280.00 GFLOPs
GFLOPs - higher is better
Synthetic benchmarks
3DMark 11
- Radeon HD 68704540
- Radeon HD 7770 GHz Edition4170
Points (higher is better)
Game benchmarks
Alan Wake
- Radeon HD 687045
- Radeon HD 7770 GHz Edition32.2
FPS (higher is better)
Batman: Arkham City
- Radeon HD 687048.7
- Radeon HD 7770 GHz Edition34.9
FPS (higher is better)
Battlefield 3
- Radeon HD 687030.9
- Radeon HD 7770 GHz Edition27.1
FPS (higher is better)
Bioshock Infinite
DX11, Ultra Quality,DDOD, FX AA
- Radeon HD 687029
- Radeon HD 7770 GHz Edition23
FPS (higher is better)
Borderlands 2
- Radeon HD 687061.8
- Radeon HD 7770 GHz Edition41.1
FPS (higher is better)
Crysis
- Radeon HD 687030.8
- Radeon HD 7770 GHz Edition21.9
FPS (higher is better)
Crysis 2
- Radeon HD 687031.3
- Radeon HD 7770 GHz Edition26.3
FPS (higher is better)
Crysis 3
DX11,Very High Quality, FXAA
- Radeon HD 687017
- Radeon HD 7770 GHz Edition17
FPS (higher is better)
Diablo III
- Radeon HD 687085.1
- Radeon HD 7770 GHz Edition54.2
FPS (higher is better)
Dragon Age II
- Radeon HD 687032.4
- Radeon HD 7770 GHz Edition24.2
FPS (higher is better)
F1 2012
- Radeon HD 687052.5
- Radeon HD 7770 GHz Edition41.3
FPS (higher is better)
Max Payne 3
- Radeon HD 687036.1
- Radeon HD 7770 GHz Edition31.6
FPS (higher is better)
Medal Of Honor Warfighter
DX11, Ultra Quality, 4xMSAA
- Radeon HD 687025
- Radeon HD 7770 GHz Edition22
FPS (higher is better)
Metro 2033
- Radeon HD 687017.6
- Radeon HD 7770 GHz Edition12.6
FPS (higher is better)
Sleeping Dogs
- Radeon HD 687039.8
- Radeon HD 7770 GHz Edition30.4
FPS (higher is better)
Sniper Elite V2
- Radeon HD 687039
- Radeon HD 7770 GHz Edition28.9
FPS (higher is better)
STALKER: Call of Pripyat
- Radeon HD 687049.6
- Radeon HD 7770 GHz Edition36.9
FPS (higher is better)
StarCraft II
- Radeon HD 6870106.7
- Radeon HD 7770 GHz Edition84.9
FPS (higher is better)
The Elder Scrolls: Skyrim
- Radeon HD 687048
- Radeon HD 7770 GHz Edition36.7
FPS (higher is better)
Total War: Shogun 2
- Radeon HD 687028.3
- Radeon HD 7770 GHz Edition19.8
FPS (higher is better)
Unigine Heaven 2.0
- Radeon HD 687027.1
- Radeon HD 7770 GHz Edition27.3
FPS (higher is better)
World of Warcraft: Mists of Pandaria
- Radeon HD 687052.8
- Radeon HD 7770 GHz Edition42.7
FPS (higher is better)
Alan Wake
- Radeon HD 687028.1
- Radeon HD 7770 GHz Edition19.6
FPS (higher is better)
Batman: Arkham City
- Radeon HD 687030.2
- Radeon HD 7770 GHz Edition21.2
FPS (higher is better)
Battlefield 3
- Radeon HD 687017.6
- Radeon HD 7770 GHz Edition16.2
FPS (higher is better)
Borderlands 2
- Radeon HD 687038.4
- Radeon HD 7770 GHz Edition24.9
FPS (higher is better)
Crysis
- Radeon HD 687018.8
- Radeon HD 7770 GHz Edition13.2
FPS (higher is better)
Crysis 2
- Radeon HD 687019
- Radeon HD 7770 GHz Edition15.5
FPS (higher is better)
Diablo III
- Radeon HD 687059.4
- Radeon HD 7770 GHz Edition39
FPS (higher is better)
Dragon Age II
- Radeon HD 687022.2
- Radeon HD 7770 GHz Edition16.3
FPS (higher is better)
F1 2012
- Radeon HD 687036.9
- Radeon HD 7770 GHz Edition29.2
FPS (higher is better)
Max Payne 3
- Radeon HD 687024.7
- Radeon HD 7770 GHz Edition21
FPS (higher is better)
Metro 2033
- Radeon HD 687011.4
- Radeon HD 7770 GHz Edition9.2
FPS (higher is better)
Sleeping Dogs
- Radeon HD 687023.7
- Radeon HD 7770 GHz Edition17.5
FPS (higher is better)
Sniper Elite V2
- Radeon HD 687024
- Radeon HD 7770 GHz Edition18.1
FPS (higher is better)
STALKER: Call of Pripyat
- Radeon HD 687029.7
- Radeon HD 7770 GHz Edition22.7
FPS (higher is better)
StarCraft II
- Radeon HD 687080.7
- Radeon HD 7770 GHz Edition61.1
FPS (higher is better)
The Elder Scrolls: Skyrim
- Radeon HD 687030.4
- Radeon HD 7770 GHz Edition26.3
FPS (higher is better)
Total War: Shogun 2
- Radeon HD 687017
- Radeon HD 7770 GHz Edition11.8
FPS (higher is better)
Unigine Heaven 2.0
- Radeon HD 687018
- Radeon HD 7770 GHz Edition18.2
FPS (higher is better)
World of Warcraft: Mists of Pandaria
- Radeon HD 687037.1
- Radeon HD 7770 GHz Edition27.9
FPS (higher is better)