AMD FireStream 9270 vs NVIDIA GeForce GTX 660M Mac Edition
What is the difference between AMD FireStream 9270 and NVIDIA GeForce GTX 660M Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| RV770 | GPU Name | GK107 |
| TeraScale | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 28 nm |
| 956 million | Transistors | 1,270 million |
| 256 mm² | Die Size | 118 mm² |
Graphics Card
| Nov 13th, 2008 | Release Date | Apr 1st, 2013 |
| FireStream | Family | GeForce 600M |
| End-of-life | Production | End-of-life |
| PCIe 2.0 x16 | Bus Interface | MXM-B (3.0) |
Memory
| 2 GB | Memory Size | 512 MB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 128 bit |
| 115.2 GB/s | Bandwidth | 80.00 GB/s |
Performance
| 12.00 GPixel/s | Pixel fillrate | 7.600 GPixel/s |
| 30.00 GTexel/s | Texture fillrate | 30.40 GTexel/s |
| 1,200 GFLOPS | FP32 (float) performance | 729.6 GFLOPS |
| 240.0 GFLOPS (1:5) | FP64 (double) performance | 30.40 GFLOPS (1:24) |
Clock Speeds
| 900 MHz 3.6 Gbps effective | Memory Clock | 1250 MHz 5 Gbps effective |
| 750 MHz | GPU Clock | 950 MHz |
Render Config
| 800 | Shading Units | 384 |
| 40 | TMUs | 32 |
| 16 | ROPs | 16 |
| 16 KB (per CU) | L1 Cache | 16 KB (per SMX) |
| 256 KB | L2 Cache | 256 KB |
Board Design
| Dual-slot | Slot Width | MXM Module |
| 160 W | Thermal design power (TDP) | 50 W |
| 1x DVI | Display Connectors | No outputs |
| 2x 6-pin | Power Connectors | None |
API support
| 10.1 (10_1) | DirectX | 12 (11_0) |
| 3.3 | OpenGL | 4.6 |
| 1.1 | OpenCL | 3.0 |
| N/A | Vulkan | 1.1 |
| 4.1 | Shader Model | 5.1 |