NVIDIA GeForce 945M vs NVIDIA GeForce GTX 550 Ti
What is the difference between NVIDIA GeForce 945M and NVIDIA GeForce GTX 550 Ti. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM107 | GPU Name | GF116 |
| Maxwell | Architecture | Fermi 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 40 nm |
| 1,870 million | Transistors | 1,170 million |
| 148 mm² | Die Size | 238 mm² |
Graphics Card
| Oct 27th, 2015 | Release Date | Mar 15th, 2011 |
| GeForce 900M | Family | GeForce 500 |
| Active | Production | End-of-life |
| GeForce 800M | Predecessor | GeForce 400 |
| MXM-B (3.0) | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 1024 MB |
| DDR3 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 192 bit |
| 28.80 GB/s | Bandwidth | 98.50 GB/s |
Performance
| 16.32 GPixel/s | Pixel fillrate | 7.200 GPixel/s |
| 40.80 GTexel/s | Texture fillrate | 28.80 GTexel/s |
| 1,306 GFLOPS | FP32 (float) performance | 691.2 GFLOPS |
| 40.80 GFLOPS (1:32) | FP64 (double) performance | 57.60 GFLOPS (1:12) |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 1026 MHz 4.1 Gbps effective |
Render Config
| 640 | Shading Units | 192 |
| 40 | TMUs | 32 |
| 16 | ROPs | 24 |
| 64 KB (per SMM) | L1 Cache | 64 KB (per SM) |
| 2 MB | L2 Cache | 384 KB |
Board Design
| MXM Module | Slot Width | Dual-slot |
| 75 W | Thermal design power (TDP) | 116 W |
| No outputs | Display Connectors | 2x DVI 1x mini-HDMI |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 1.1 |
| 1.1 | Vulkan | N/A |
| 5.1 | Shader Model | 5.1 |
| 5.0 | CUDA | 2.1 |