NVIDIA GeForce 945M vs NVIDIA GeForce GT 650M Mac Edition
What is the difference between NVIDIA GeForce 945M and NVIDIA GeForce GT 650M Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
GM107 | GPU Name | GK107 |
Maxwell | Architecture | Kepler |
TSMC | Foundry | TSMC |
28 nm | Process Size | 28 nm |
1,870 million | Transistors | 1,270 million |
148 mm² | Die Size | 118 mm² |
Graphics Card
Oct 27th, 2015 | Release Date | Jul 12th, 2012 |
GeForce 900M | Family | GeForce 600M |
Active | Production | End-of-life |
GeForce 800M | Predecessor | GeForce 500M |
MXM-B (3.0) | Bus Interface | PCIe 3.0 x16 |
Memory
2 GB | Memory Size | 512 MB |
DDR3 | Memory Type | GDDR5 |
128 bit | Memory Bus | 128 bit |
28.80 GB/s | Bandwidth | 80.26 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 | 28.80 GFLOPS (1:24) |
Clock Speeds
900 MHz 1800 Mbps effective | Memory Clock | 1254 MHz 5 Gbps effective |
Render Config
640 | Shading Units | 384 |
40 | TMUs | 32 |
16 | ROPs | 16 |
64 KB (per SMM) | L1 Cache | 16 KB (per SMX) |
2 MB | L2 Cache | 256 KB |
Board Design
75 W | Thermal design power (TDP) | 45 W |
No outputs | Display Connectors | No outputs |
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 |
5.0 | CUDA | 3.0 |