| Spec | GTX 1660 Ti | RTX 3090 |
|---|---|---|
| Performance | ||
| FP32 Performance | 5.44 TFLOPS | 35.58 TFLOPS+85% |
| FP16 Performance | 10.87 TFLOPS | 35.58 TFLOPS+69% |
| CUDA Cores | 1,536 | 10,496+85% |
| Boost Clock | 1,770 MHz+4% | 1,695 MHz |
| Base Clock | 1,500 MHz+8% | 1,395 MHz |
| Memory | ||
| VRAM | 6 GB | 24 GB+75% |
| VRAM Type | GDDR6 | |
| GDDR6X |
| Memory Bus | 192-bit | 384-bit+50% |
| Memory Clock | 1,500 MHz+23% | 1,219 MHz |
| Memory Bandwidth | 288 | 936.2+69% |
| Power | ||
| TDP | 120W+66% | 350W |
| Recommended PSU | 300W+60% | 750W |
| Power Connector | 1x 8-pin | 1x 12-pin |
| Architecture | ||
| Form Factor | desktop | desktop |
| Generation | GeForce 16 | GeForce 30 |
| Architecture | Turing | Ampere |
| GPU Chip | TU116 | GA102 |
| Process Node | 12 nm TSMC | 8 nm Samsung |
| Transistors | 6.6+77% | 28.3 |
| Die Size | 284+55% | 628 |
| Features | ||
| Ray Tracing | N/A | RT Cores (82) |
| Tensor Cores | N/A | 328 |
| DLSS Version | 2 | 2 |
| Connectivity | ||
| Display Outputs | 1x DVI, 1x HDMI 2.0, 1x DisplayPort 1.4a | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| PCIe Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | 229 mm+32% | 336 mm |
| Slot Size | Dual-slot | Triple-slot |
| Price | ||
| Release Date | 2019-02-22 | 2020-09-01 |
