AMD Radeon R9 A375 vs NVIDIA GeForce GT 645 OEM
What is the difference between AMD Radeon R9 A375 and NVIDIA GeForce GT 645 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Venus | GPU Name | GF114 |
| GCN 1.0 | Architecture | Fermi 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 40 nm |
| 1,500 million | Transistors | 1,950 million |
| 123 mm² | Die Size | 332 mm² |
Graphics Card
| 2015 | Release Date | Apr 24th, 2012 |
| All-In-One (Rx 300) | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| PCIe 3.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 1024 MB |
| GDDR5 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 192 bit |
| 72.00 GB/s | Bandwidth | 91.87 GB/s |
Performance
| 14.80 GPixel/s | Pixel fillrate | 9.312 GPixel/s |
| 37.00 GTexel/s | Texture fillrate | 37.25 GTexel/s |
| 1,184 GFLOPS | FP32 (float) performance | 894.0 GFLOPS |
Clock Speeds
| 1125 MHz 4.5 Gbps effective | Memory Clock | 957 MHz 3.8 Gbps effective |
Render Config
| 640 | Shading Units | 288 |
| 40 | TMUs | 48 |
| 16 | ROPs | 24 |
| 16 KB (per CU) | L1 Cache | 64 KB (per SM) |
| 256 KB | L2 Cache | 384 KB |
Board Design
| unknown | Thermal design power (TDP) | 102 W |
| No outputs | Display Connectors | 2x DVI 1x mini-HDMI |
API support
| 12 (11_1) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 1.1 |
| 1.2 | Vulkan | N/A |
| 5.1 | Shader Model | 5.1 |