NVIDIA GeForce GT 640 vs NVIDIA GeForce GT 730
What is the difference between NVIDIA GeForce GT 640 and NVIDIA GeForce GT 730. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK107 | GPU Name | GF108 |
| GK107-300-A2 | Model number | GF108-400-A1 |
| Kepler | Architecture | Fermi |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 40 nm |
| 1,270 million | Transistors | 585 million |
| 118 mm² | Die Size | 116 mm² |
Graphics Card
| Jun 5th, 2012 | Release Date | Jun 18th, 2014 |
| GeForce 600 | Family | GeForce 700 |
| End-of-life | Production | End-of-life |
| GeForce 500 | Predecessor | GeForce 600 |
| PCIe 3.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 2 GB |
| DDR3 | Memory Type | DDR3 |
| 128 bit | Memory Bus | 128 bit |
| 28.51 GB/s | Bandwidth | 25.60 GB/s |
Performance
| 7.216 GPixel/s | Pixel fillrate | 2.800 GPixel/s |
| 28.86 GTexel/s | Texture fillrate | 11.20 GTexel/s |
| 692.7 GFLOPS | FP32 (float) performance | 268.8 GFLOPS |
| 28.86 GFLOPS (1:24) | FP64 (double) performance | 22.40 GFLOPS (1:12) |
Clock Speeds
| 891 MHz 1782 Mbps effective | Memory Clock | 800 MHz 1600 Mbps effective |
| 902 MHz | GPU Clock | 700 MHz |
Render Config
| 384 | Shading Units | 96 |
| 32 | TMUs | 16 |
| 16 | ROPs | 4 |
| 16 KB (per SMX) | L1 Cache | 64 KB (per SM) |
| 256 KB | L2 Cache | 256 KB |
Board Design
| Single-slot | Slot Width | Single-slot |
| 145 mm 5.7 inches | Length | 145 mm 5.7 inches |
| 65 W | Thermal design power (TDP) | 49 W |
| 250 W | Suggested PSU | 200 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | 1x DVI 1x HDMI 1x VGA |
| None | Power Connectors | None |
| P2011 | Board Number | P1070, P1071 |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 1.1 |
| 1.1 | Vulkan | N/A |
| 5.1 | Shader Model | 5.1 |
| 3.0 | CUDA | 2.1 |