NVIDIA GeForce GTX 1660 vs NVIDIA GeForce GTX 980
Graphics Processor
| GPU model | TU116 | GM204 |
|---|---|---|
| GPU variant | TU116-300-A1 | GM204-400-A1 |
| Architecture | Turing | Maxwell 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 12 nm | 28 nm |
| Number of transistors | 6,600 million | 5,200 million |
| Die size | 284 mm² | 398 mm² |
Graphics Card
| Release date | Mar 14th, 2019 | Sep 19th, 2014 |
|---|---|---|
| Generation | GeForce 16 | GeForce 900 |
| Predecessor | GeForce 10 | GeForce 700 |
| Successor | GeForce 20 | GeForce 10 |
| Production | Active | End-of-life |
| Launch price | 219 USD | 549 USD |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Reviews | 40 in our database | 146 in our database |
Clocks
| Base clock | 1530 MHz | 1127 MHz |
|---|---|---|
| Boost clock | 1785 MHz | 1216 MHz |
| Memory clock | 2001 MHz 8 Gbps effective | 1753 MHz 7 Gbps effective |
Memory Configuration
| Memory size | 6 GB | 4 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR5 |
| Memory bus width | 192 bit | 256 bit |
| Bandwidth | 192.1 GB/s | 224.4 GB/s |
Render Configuration
| Shading units | 1408 | 2048 |
|---|---|---|
| TMUs | 88 | 128 |
| ROPs | 48 | 64 |
| SM count | 22 | — |
| Cache L1 | 64 KB (per SM) | 48 KB (per SMM) |
| Cache L2 | 1536 KB | 2 MB |
| SMM count | — | 16 |
Performance
| Pixel rate | 85.68 GPixel/s | 77.82 GPixel/s |
|---|---|---|
| Texture rate | 157.1 GTexel/s | 155.6 GTexel/s |
| FP16 (half) performance | 10.05 TFLOPS (2:1) | — |
| FP32 (float) performance | 5.027 TFLOPS | 4.981 TFLOPS |
| FP64 (double) performance | 157.1 GFLOPS (1:32) | 155.6 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 229 mm 9 inches | 267 mm 10.5 inches |
| Width | 111 mm 4.4 inches | 111 mm 4.4 inches |
| Height | 35 mm 1.4 inches | 40 mm 1.6 inches |
| TDP | 120 W | 165 W |
| Suggested PSU | 300 W | 450 W |
| Outputs | 1x DVI1x HDMI1x DisplayPort | 1x DVI1x HDMI3x DisplayPort |
| Power connectors | 1x 8-pin | 2x 6-pin |
| Board number | PG165 SKU 0 | PG401 |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| CUDA | 7.5 | 5.2 |
| Shader model | 6.6 | 6.4 |
