NVIDIA GeForce GTX 660 Ti vs NVIDIA GeForce GTX 670
What is the difference between NVIDIA GeForce GTX 660 Ti and NVIDIA GeForce GTX 670. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK104 | GPU Name | GK104 |
| GK104-300-KD-A2 | Model number | GK104-325-A2 |
| Kepler | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 3,540 million | Transistors | 3,540 million |
| 294 mm² | Die Size | 294 mm² |
Graphics Card
| Aug 16th, 2012 | Release Date | May 10th, 2012 |
| GeForce 600 | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| 299 USD | Launch Price | 399 USD |
| GeForce 500 | Predecessor | GeForce 500 |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 192 bit | Memory Bus | 256 bit |
| 144.2 GB/s | Bandwidth | 192.3 GB/s |
Performance
| 27.44 GPixel/s | Pixel fillrate | 27.44 GPixel/s |
| 109.8 GTexel/s | Texture fillrate | 109.8 GTexel/s |
| 2.634 TFLOPS | FP32 (float) performance | 2.634 TFLOPS |
| 109.8 GFLOPS (1:24) | FP64 (double) performance | 109.8 GFLOPS (1:24) |
Clock Speeds
| 915 MHz | Base Clock | 915 MHz |
| 980 MHz | Boost Clock | 980 MHz |
| 1502 MHz 6 Gbps effective | Memory Clock | 1502 MHz 6 Gbps effective |
Render Config
| 1344 | Shading Units | 1344 |
| 112 | TMUs | 112 |
| 24 | ROPs | 32 |
| 16 KB (per SMX) | L1 Cache | 16 KB (per SMX) |
| 384 KB | L2 Cache | 512 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 241 mm 9.5 inches | Length | 241 mm 9.5 inches |
| 150 W | Thermal design power (TDP) | 170 W |
| 450 W | Suggested PSU | 450 W |
| 2x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| 2x 6-pin | Power Connectors | 2x 6-pin |
| P2004 | Board Number | P2004 |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 3.0 |
| 1.1 | Vulkan | 1.1 |
| 5.1 | Shader Model | 5.1 |
| 3.0 | CUDA | 3.0 |