NVIDIA GeForce GT 645 OEM vs AMD Radeon R9 M365X
What is the difference between NVIDIA GeForce GT 645 OEM and AMD Radeon R9 M365X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GF114 | GPU Name | Tropo |
| Fermi 2.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 28 nm |
| 1,950 million | Transistors | 1,500 million |
| 332 mm² | Die Size | 123 mm² |
Graphics Card
| Apr 24th, 2012 | Release Date | May 5th, 2015 |
| GeForce 600 | Family | Crystal System (R9 M300) |
| End-of-life | Production | Active |
| GeForce 500 | Predecessor | Solar System |
| PCIe 2.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 1024 MB | Memory Size | 4 GB |
| GDDR5 | Memory Type | GDDR5 |
| 192 bit | Memory Bus | 128 bit |
| 91.87 GB/s | Bandwidth | 72.00 GB/s |
Performance
| 9.312 GPixel/s | Pixel fillrate | 14.80 GPixel/s |
| 37.25 GTexel/s | Texture fillrate | 37.00 GTexel/s |
| 894.0 GFLOPS | FP32 (float) performance | 1,184 GFLOPS |
| 74.50 GFLOPS (1:12) | FP64 (double) performance | 74.00 GFLOPS (1:16) |
Clock Speeds
| 957 MHz 3.8 Gbps effective | Memory Clock | 1125 MHz 4.5 Gbps effective |
Render Config
| 288 | Shading Units | 640 |
| 48 | TMUs | 40 |
| 24 | ROPs | 16 |
| 64 KB (per SM) | L1 Cache | 16 KB (per CU) |
| 384 KB | L2 Cache | 256 KB |
Board Design
| 102 W | Thermal design power (TDP) | unknown |
| 2x DVI 1x mini-HDMI | Display Connectors | No outputs |
API support
| 12 (11_0) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 1.1 | OpenCL | 1.2 |
| N/A | Vulkan | 1.2 |
| 5.1 | Shader Model | 5.1 |