Radeon HD 7970 X2 vs Radeon HD 7990
Summary
Reasons to consider Radeon HD 7970 X2 |
| 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| Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications |
Reasons to consider Radeon HD 7990 |
| 125 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7970 X2 . |
| 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| Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications |
No clear winner declared
We have no data to declare a winner at this time.
Core Configuration
| Radeon HD 7970 X2 | | Radeon HD 7990 | |
|---|
| GPU Name | New Zealand () | vs | Malta () |
| Fab Process | 28 nm | vs | 28 nm |
| Die Size | 365 mm² | vs | 365 mm² |
| Transistors | 4,313 million | vs | 4,313 million |
| Shaders | 2048 | vs | 2048 |
| Compute Units | 32 | vs | 32 |
| Core clock | 925 MHz | vs | 950 MHz |
| ROPs | 32 | vs | 32 |
| TMUs | 128 | vs | 128 |
Memory Configuration
| Radeon HD 7970 X2 | | Radeon HD 7990 | |
|---|
| Memory Type | GDDR5 | vs | GDDR5 |
| Bus Width | 384 bit x2 | vs | 384 bit x2 |
| Memory Speed | 1375 MHz
5500 MHz effective | vs | 1500 MHz
6000 MHz effective |
| Memory Size | 3072 Mb | vs | 3072 Mb |
Additional details
| Radeon HD 7970 X2 | | Radeon HD 7990 | |
|---|
| TDP | 500 watts | vs | 375 watts |
| Release Date | 31 Aug 2012 | vs | 24 Apr 2013 |
Radeon HD 7970 X2
59.20 GP/s
Radeon HD 7990
60.80 GP/s
GigaPixels - higher is better
Radeon HD 7970 X2
236.00 GT/s
Radeon HD 7990
244.00 GT/s
GigaTexels - higher is better
Radeon HD 7970 X2
528.00 GB/s
Radeon HD 7990
576.00 GB/s
GB/s - higher is better
Radeon HD 7970 X2
7578.00 GFLOPs
Radeon HD 7990
7782.00 GFLOPs
GFLOPs - higher is better