NVIDIA GeForce GTX 460 vs NVIDIA GeForce GT 645 OEM
What is the difference between NVIDIA GeForce GTX 460 and NVIDIA GeForce GT 645 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GF104 | GPU Name | GF114 |
| Fermi | Architecture | Fermi 2.0 |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 40 nm |
| 1,950 million | Transistors | 1,950 million |
| 332 mm² | Die Size | 332 mm² |
Graphics Card
| Jul 12th, 2010 | Release Date | Apr 24th, 2012 |
| GeForce 400 | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| GeForce 200 | Predecessor | GeForce 500 |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 1024 MB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 192 bit |
| 115.2 GB/s | Bandwidth | 91.87 GB/s |
Performance
| 9.450 GPixel/s | Pixel fillrate | 9.312 GPixel/s |
| 37.80 GTexel/s | Texture fillrate | 37.25 GTexel/s |
| 907.2 GFLOPS | FP32 (float) performance | 894.0 GFLOPS |
| 75.60 GFLOPS (1:12) | FP64 (double) performance | 74.50 GFLOPS (1:12) |
Clock Speeds
| 900 MHz 3.6 Gbps effective | Memory Clock | 957 MHz 3.8 Gbps effective |
| 675 MHz | GPU Clock | 776 MHz |
Render Config
| 336 | Shading Units | 288 |
| 56 | TMUs | 48 |
| 32 | ROPs | 24 |
| 64 KB (per SM) | L1 Cache | 64 KB (per SM) |
| 512 KB | L2 Cache | 384 KB |
| 7 | SM Count | 6 |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 210 mm 8.3 inches | Length | 210 mm 8.3 inches |
| 160 W | Thermal design power (TDP) | 102 W |
| 450 W | Suggested PSU | 300 W |
| 2x DVI 1x mini-HDMI | Display Connectors | 2x DVI 1x mini-HDMI |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 1.1 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 5.1 | Shader Model | 5.1 |
| 2.1 | CUDA | 2.1 |