NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA Quadro K4200
Graphics Processor
| GPU model | GK104 | GK104 |
|---|---|---|
| Architecture | Kepler | Kepler |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 28 nm |
| Number of transistors | 3,540 million | 3,540 million |
| Die size | 294 mm² | 294 mm² |
| GPU variant | — | GK104-850-A2 |
Graphics Card
| Release date | Sep 13th, 2014 | Jul 22nd, 2014 |
|---|---|---|
| Generation | GeForce 600 | Quadro |
| Production | End-of-life | End-of-life |
| Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Reviews | 77 in our database | 26 in our database |
| Predecessor | GeForce 500 | — |
| Successor | GeForce 700 | — |
Clocks
| Base clock | 980 MHz | 771 MHz |
|---|---|---|
| Boost clock | 1032 MHz | 784 MHz |
| Memory clock | 1502 MHz 6 Gbps effective | 1350 MHz 5.4 Gbps effective |
Memory Configuration
| Memory size | 2 GB | 4 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR5 |
| Memory bus width | 192 bit | 256 bit |
| Bandwidth | 144.2 GB/s | 172.8 GB/s |
Render Configuration
| Shading units | 960 | 1344 |
|---|---|---|
| TMUs | 80 | 112 |
| ROPs | 24 | 32 |
| SMX count | 5 | 7 |
| Cache L1 | 16 KB (per SMX) | 16 KB (per SMX) |
| Cache L2 | 384 KB | 512 KB |
Performance
| Pixel rate | 20.64 GPixel/s | 21.95 GPixel/s |
|---|---|---|
| Texture rate | 82.56 GTexel/s | 87.81 GTexel/s |
| FP32 (float) performance | 1.981 TFLOPS | 2.107 TFLOPS |
| FP64 (double) performance | 82.56 GFLOPS (1:24) | 87.81 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | Dual-slot | Single-slot |
|---|---|---|
| Length | 241 mm 9.5 inches | 241 mm 9.5 inches |
| TDP | 140 W | 108 W |
| Suggested PSU | 300 W | 300 W |
| Outputs | 2x DVI1x HDMI1x DisplayPort | 1x DVI2x DisplayPort |
| Power connectors | 1x 6-pin | 1x 6-pin |
| Board number | P2004 SKU 11 | P2004 |
| Width | — | 111 mm 4.4 inches |
API Support & Features
| DirectX | 12 (11_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.1 | 1.1 |
| CUDA | 3.0 | 3.0 |
| Shader model | 5.1 | 5.1 |
