NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce RTX 2070 SUPER
Graphics Processor
| GPU model | GK104 | TU104 |
|---|---|---|
| Architecture | Kepler | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 12 nm |
| Number of transistors | 3,540 million | 13,600 million |
| Die size | 294 mm² | 545 mm² |
| GPU variant | — | TU104-410-A1 |
Graphics Card
| Release date | Sep 13th, 2014 | Jul 9th, 2019 |
|---|---|---|
| Generation | GeForce 600 | GeForce 20 |
| Production | End-of-life | Active |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Reviews | 77 in our database | 78 in our database |
| Predecessor | GeForce 500 | GeForce 10 |
| Successor | GeForce 700 | GeForce 30 |
| Launch price | — | 499 USD |
Clocks
| Base clock | 980 MHz | 1605 MHz |
|---|---|---|
| Boost clock | 1032 MHz | 1770 MHz |
| Memory clock | 1502 MHz 6 Gbps effective | 1750 MHz 14 Gbps effective |
Memory Configuration
| Memory size | 2 GB | 8 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6 |
| Memory bus width | 192 bit | 256 bit |
| Bandwidth | 144.2 GB/s | 448.0 GB/s |
Render Configuration
| Shading units | 960 | 2560 |
|---|---|---|
| TMUs | 80 | 160 |
| ROPs | 24 | 64 |
| SMX count | 5 | — |
| Cache L1 | 16 KB (per SMX) | 64 KB (per SM) |
| Cache L2 | 384 KB | 4 MB |
| SM count | — | 40 |
| Tensor cores | — | 320 |
| RT cores | — | 40 |
Performance
| Pixel rate | 20.64 GPixel/s | 113.3 GPixel/s |
|---|---|---|
| Texture rate | 82.56 GTexel/s | 283.2 GTexel/s |
| FP32 (float) performance | 1.981 TFLOPS | 9.062 TFLOPS |
| FP64 (double) performance | 82.56 GFLOPS (1:24) | 283.2 GFLOPS (1:32) |
| FP16 (half) performance | — | 18.12 TFLOPS (2:1) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 241 mm 9.5 inches | 267 mm 10.5 inches |
| TDP | 140 W | 215 W |
| Suggested PSU | 300 W | 550 W |
| Outputs | 2x DVI1x HDMI1x DisplayPort | 1x HDMI3x DisplayPort1x USB Type-C |
| Power connectors | 1x 6-pin | 1x 6-pin + 1x 8-pin |
| Board number | P2004 SKU 11 | PG180 SKU 12 |
| Width | — | 116 mm 4.6 inches |
| Height | — | 35 mm 1.4 inches |
API Support & Features
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.1 | 1.2 |
| CUDA | 3.0 | 7.5 |
| Shader model | 5.1 | 6.6 |
