NVIDIA GeForce GTX 280M vs NVIDIA GeForce GT 645 OEM
What is the difference between NVIDIA GeForce GTX 280M and NVIDIA GeForce GT 645 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| G92 | GPU Name | GF114 |
| Tesla | Architecture | Fermi 2.0 |
| TSMC | Foundry | TSMC |
| 65 nm | Process Size | 40 nm |
| 754 million | Transistors | 1,950 million |
| 324 mm² | Die Size | 332 mm² |
Graphics Card
| Mar 3rd, 2009 | Release Date | Apr 24th, 2012 |
| GeForce 200M | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| GeForce 100M | Predecessor | GeForce 500 |
| MXM-IV | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 1024 MB |
| GDDR3 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 192 bit |
| 60.80 GB/s | Bandwidth | 91.87 GB/s |
Performance
| 9.360 GPixel/s | Pixel fillrate | 9.312 GPixel/s |
| 37.44 GTexel/s | Texture fillrate | 37.25 GTexel/s |
| 374.5 GFLOPS | FP32 (float) performance | 894.0 GFLOPS |
Clock Speeds
| 950 MHz 1900 Mbps effective | Memory Clock | 957 MHz 3.8 Gbps effective |
| 585 MHz | GPU Clock | 776 MHz |
Render Config
| 128 | Shading Units | 288 |
| 64 | TMUs | 48 |
| 16 | ROPs | 24 |
| 64 KB | L2 Cache | 384 KB |
| 16 | SM Count | 6 |
Board Design
| 75 W | Thermal design power (TDP) | 102 W |
| No outputs | Display Connectors | 2x DVI 1x mini-HDMI |
API support
| 11.1 (10_0) | DirectX | 12 (11_0) |
| 3.3 | OpenGL | 4.6 |
| 1.1 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 4.0 | Shader Model | 5.1 |
| 1.1 | CUDA | 2.1 |