NVIDIA GeForce GTX 1660 Mobile vs NVIDIA GeForce GTX 1660 Ti Mobile
Graphics Processor
| GPU model | TU116B | TU116 |
|---|---|---|
| Architecture | Turing | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 12 nm | 12 nm |
| Number of transistors | 6,600 million | 6,600 million |
| Die size | 284 mm² | 284 mm² |
Mobile graphics
| Release date | May 15th, 2019 | Apr 23rd, 2019 |
|---|---|---|
| Generation | GeForce 16 Mobile | GeForce 16 Mobile |
| Production | Active | Active |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Predecessor | — | GeForce 10 Mobile |
| Successor | — | GeForce 20 Mobile |
Clocks
| Base clock | 1455 MHz | 1455 MHz |
|---|---|---|
| Boost clock | 1590 MHz | 1590 MHz |
| Memory clock | 2000 MHz 16000 MHz effective | 1500 MHz 12 Gbps effective |
Memory Configuration
| Memory size | 6 GB | 6 GB |
|---|---|---|
| Memory type | GDDR6 | GDDR6 |
| Memory bus width | 192 bit | 192 bit |
| Bandwidth | 384.0 GB/s | 288.0 GB/s |
Render Configuration
| Shading units | 1280 | 1536 |
|---|---|---|
| TMUs | 80 | 96 |
| ROPs | 48 | 48 |
| SM count | 20 | 24 |
| Cache L1 | 64 KB (per SM) | 64 KB (per SM) |
| Cache L2 | 1536 KB | 1536 KB |
Performance
| Pixel rate | 76.32 GPixel/s | 76.32 GPixel/s |
|---|---|---|
| Texture rate | 127.2 GTexel/s | 152.6 GTexel/s |
| FP16 (half) performance | 8.141 TFLOPS (2:1) | 9.769 TFLOPS (2:1) |
| FP32 (float) performance | 4.070 TFLOPS | 4.884 TFLOPS |
| FP64 (double) performance | 127.2 GFLOPS (1:32) | 152.6 GFLOPS (1:32) |
Dimensions & Outputs
| Length | 229 mm 9 inches | — |
|---|---|---|
| TDP | unknown | unknown |
| Outputs | 1x DVI1x HDMI3x DisplayPort | No outputs |
| Power connectors | None | None |
| Slot width | — | MXM Module |
| Board number | — | E4914 SKU 50 |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2.140 | 1.2 |
| CUDA | 7.5 | 7.5 |
| Shader model | 6.5 | 6.6 |
