NVIDIA GeForce GTX 1080 Ti vs NVIDIA GeForce GTX 1660 Ti
Graphics Processor
| GPU model | GP102 | TU116 |
|---|---|---|
| GPU variant | GP102-350-K1-A1 | TU116-400-A1 |
| Architecture | Pascal | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 16 nm | 12 nm |
| Number of transistors | 11,800 million | 6,600 million |
| Die size | 471 mm² | 284 mm² |
Graphics Card
| Release date | Mar 10th, 2017 | Feb 22nd, 2019 |
|---|---|---|
| Generation | GeForce 10 | GeForce 16 |
| Predecessor | GeForce 900 | GeForce 10 |
| Successor | GeForce 20 | GeForce 20 |
| Production | End-of-life | Active |
| Launch price | 699 USD | 279 USD |
| Current price | Amazon / Newegg | Amazon / Newegg |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Reviews | 149 in our database | 59 in our database |
Clocks
| Base clock | 1481 MHz | 1500 MHz |
|---|---|---|
| Boost clock | 1582 MHz | 1770 MHz |
| Memory clock | 1376 MHz 11 Gbps effective | 1500 MHz 12 Gbps effective |
Memory Configuration
| Memory size | 11 GB | 6 GB |
|---|---|---|
| Memory type | GDDR5X | GDDR6 |
| Memory bus width | 352 bit | 192 bit |
| Bandwidth | 484.4 GB/s | 288.0 GB/s |
Render Configuration
| Shading units | 3584 | 1536 |
|---|---|---|
| TMUs | 224 | 96 |
| ROPs | 88 | 48 |
| SM count | 28 | 24 |
| Cache L1 | 48 KB (per SM) | 64 KB (per SM) |
| Cache L2 | 2.75 MB | 1536 KB |
Performance
| Pixel rate | 139.2 GPixel/s | 84.96 GPixel/s |
|---|---|---|
| Texture rate | 354.4 GTexel/s | 169.9 GTexel/s |
| FP16 (half) performance | 177.2 GFLOPS (1:64) | 10.87 TFLOPS (2:1) |
| FP32 (float) performance | 11.34 TFLOPS | 5.437 TFLOPS |
| FP64 (double) performance | 354.4 GFLOPS (1:32) | 169.9 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | 229 mm 9 inches |
| Width | 112 mm 4.4 inches | 111 mm 4.4 inches |
| Height | 40 mm 1.6 inches | 35 mm 1.4 inches |
| TDP | 250 W | 120 W |
| Suggested PSU | 600 W | 300 W |
| Outputs | 1x HDMI3x DisplayPort | 1x DVI1x HDMI1x DisplayPort |
| Power connectors | 1x 6-pin + 1x 8-pin | 1x 8-pin |
| Board number | PG611 SKU 50 | PG160 SKU 21 PG161 SKU 21 |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| CUDA | 6.1 | 7.5 |
| Shader model | 6.4 | 6.6 |
