AMD Radeon R7 350 640SP vs NVIDIA GeForce GT 645 OEM
What is the difference between AMD Radeon R7 350 640SP and NVIDIA GeForce GT 645 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Cape Verde | 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
| Jan 7th, 2019 | Release Date | Apr 24th, 2012 |
| Pirate Islands (R7 300) | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| Volcanic Islands | Predecessor | GeForce 500 |
| 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 |
| 74.00 GFLOPS (1:16) | FP64 (double) performance | 74.50 GFLOPS (1:12) |
Clock Speeds
| 1125 MHz 4.5 Gbps effective | Memory Clock | 957 MHz 3.8 Gbps effective |
| 925 MHz | GPU Clock | 776 MHz |
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
| Single-slot | Slot Width | Dual-slot |
| 168 mm 6.6 inches | Length | 210 mm 8.3 inches |
| 55 W | Thermal design power (TDP) | 102 W |
| 250 W | Suggested PSU | 300 W |
| 1x DVI 1x HDMI 1x DisplayPort | 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 |