Radeon R9 285X vs Radeon HD 5490
Summary
Reasons to consider Radeon R9 285X |
| Higher theoretical gaming performance, based on specifications. |
| Supports Direct3D 12 Async Compute |
| Supports FreeSync |
| Supports ReLive (allows game streaming/recording with minimum performance penalty) |
| Supports TrueAudio |
| Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications |
Reasons to consider Radeon HD 5490 |
| 181 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon R9 285X . |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
HWBench recommends Radeon R9 285X
Based on theoretical specifications.
Core Configuration
| Radeon R9 285X | | Radeon HD 5490 | |
|---|
| GPU Name | Tonga (Tonga XT) | vs | Cedar (Cedar XTX) |
| Fab Process | 28 nm | vs | 40 nm |
| Die Size | 366 mm² | vs | 59 mm² |
| Transistors | 5,000 million | vs | 292 million |
| Shaders | 2048 | vs | 80 |
| Compute Units | 32 | vs | 2 |
| Core clock | 1002 MHz | vs | 650 MHz |
| ROPs | 32 | vs | 4 |
| TMUs | 128 | vs | 8 |
Memory Configuration
| Radeon R9 285X | | Radeon HD 5490 | |
|---|
| Memory Type | GDDR5 | vs | GDDR3 |
| Bus Width | 384 bit | vs | 64 bit |
| Memory Speed | 1375 MHz
5500 MHz effective | vs | 500 MHz
1000 MHz effective |
| Memory Size | 3072 Mb | vs | 1024 Mb |
Additional details
| Radeon R9 285X | | Radeon HD 5490 | |
|---|
| TDP | 200 watts | vs | 19 watts |
| Release Date | UNRELEASED | vs | 28 Oct 2012 |
Radeon R9 285X
32.10 GP/s
Radeon HD 5490
2.60 GP/s
GigaPixels - higher is better
Radeon R9 285X
128.30 GT/s
Radeon HD 5490
5.20 GT/s
GigaTexels - higher is better
Radeon R9 285X
264.00 GB/s
Radeon HD 5490
8.00 GB/s
GB/s - higher is better
Radeon R9 285X
4104.00 GFLOPs
Radeon HD 5490
104.00 GFLOPs
GFLOPs - higher is better