NVIDIA GeForce GTX 660M Mac Edition vs NVIDIA GeForce GT 635 OEM
What is the difference between NVIDIA GeForce GTX 660M Mac Edition and NVIDIA GeForce GT 635 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK107 | GPU Name | GK208 |
| Kepler | Architecture | Kepler 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,270 million | Transistors | 1,020 million |
| 118 mm² | Die Size | 87 mm² |
Graphics Card
| Apr 1st, 2013 | Release Date | Oct 1st, 2013 |
| GeForce 600M | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| GeForce 500M | Predecessor | GeForce 500 |
| MXM-B (3.0) | Bus Interface | PCIe 3.0 x8 |
Memory
| 512 MB | Memory Size | 1024 MB |
| GDDR5 | Memory Type | DDR3 |
| 128 bit | Memory Bus | 64 bit |
| 80.00 GB/s | Bandwidth | 14.40 GB/s |
Performance
| 7.600 GPixel/s | Pixel fillrate | 7.736 GPixel/s |
| 30.40 GTexel/s | Texture fillrate | 30.94 GTexel/s |
| 729.6 GFLOPS | FP32 (float) performance | 742.7 GFLOPS |
| 30.40 GFLOPS (1:24) | FP64 (double) performance | 30.94 GFLOPS (1:24) |
Clock Speeds
| 1250 MHz 5 Gbps effective | Memory Clock | 900 MHz 1800 Mbps effective |
| 950 MHz | GPU Clock | 967 MHz |
Render Config
| 384 | Shading Units | 384 |
| 32 | TMUs | 32 |
| 16 | ROPs | 8 |
| 16 KB (per SMX) | L1 Cache | 16 KB (per SMX) |
| 256 KB | L2 Cache | 512 KB |
Board Design
| MXM Module | Slot Width | Single-slot |
| 50 W | Thermal design power (TDP) | 35 W |
| No outputs | Display Connectors | 1x DVI 1x HDMI 1x VGA |
| None | Power Connectors | None |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 3.0 |
| 1.1 | Vulkan | 1.1 |
| 5.1 | Shader Model | 5.1 |
| 3.0 | CUDA | 3.5 |