GeForce GTX 660M Mac Edition vs Radeon R9 M380
Summary
Reasons to consider GeForce GTX 660M Mac Edition |
| 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| Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications |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 M380 |
| This is a much newer product, it might have better long term support. |
| 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| Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications |
HWBench recommends Radeon R9 M380
Based on theoretical specifications.
Core Configuration
| GeForce GTX 660M Mac Edition | | Radeon R9 M380 | |
|---|
| GPU Name | GK107 () | vs | Strato (Strato PRO) |
| Fab Process | 28 nm | vs | 28 nm |
| Die Size | 118 mm² | vs | 160 mm² |
| Transistors | 1,270 million | vs | 2,080 million |
| Shaders | 384 | vs | 768 |
| Compute Units | 2 | vs | 12 |
| Core clock | 950 MHz | vs | 900 MHz |
| ROPs | 16 | vs | 16 |
| TMUs | 32 | vs | 48 |
Memory Configuration
| GeForce GTX 660M Mac Edition | | Radeon R9 M380 | |
|---|
| Memory Type | GDDR5 | vs | GDDR5 |
| Bus Width | 128 bit | vs | 128 bit |
| Memory Speed | 1250 MHz
5000 MHz effective | vs | 1500 MHz
6000 MHz effective |
| Memory Size | 512 Mb | vs | 4096 Mb |
Additional details
| GeForce GTX 660M Mac Edition | | Radeon R9 M380 | |
|---|
| TDP | 50 watts | vs | 0 watts |
| Release Date | 1 Apr 2013 | vs | 5 May 2015 |
GigaPixels - higher is better
GigaTexels - higher is better
GFLOPs - higher is better