NVIDIA GeForce 315 OEM vs NVIDIA GRID K120Q
Graphics Processor
| GPU model | GT215 | GK107 |
|---|---|---|
| GPU variant | GT215-450-A2 | — |
| Architecture | Tesla 2.0 | Kepler |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 28 nm |
| Number of transistors | 727 million | 1,270 million |
| Die size | 144 mm² | 118 mm² |
Graphics Card
| Release date | Apr 28th, 2011 | Jul 2nd, 2014 |
|---|---|---|
| Generation | GeForce 300 | GRID |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Predecessor | GeForce 200 | — |
| Successor | GeForce 400 | — |
| Launch price | — | 125 USD |
Clocks
| GPU clock | 506 MHz | 850 MHz |
|---|---|---|
| Shader clock | 1012 MHz | — |
| Memory clock | 350 MHz 700 Mbps effective | 891 MHz 1782 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 512 MB |
|---|---|---|
| Memory type | DDR2 | DDR3 |
| Memory bus width | 64 bit | 128 bit |
| Bandwidth | 5.600 GB/s | 28.51 GB/s |
Render Configuration
| Shading units | 48 | 192 |
|---|---|---|
| TMUs | 16 | 16 |
| ROPs | 4 | 16 |
| SM count | 6 | — |
| Cache L2 | 32 KB | 256 KB |
| SMX count | — | 1 |
| Cache L1 | — | 16 KB (per SMX) |
Performance
| Pixel rate | 2.024 GPixel/s | 3.400 GPixel/s |
|---|---|---|
| Texture rate | 8.096 GTexel/s | 13.60 GTexel/s |
| FP32 (float) performance | 97.15 GFLOPS | 326.4 GFLOPS |
| FP64 (double) performance | — | 13.60 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | Single-slot | IGP |
|---|---|---|
| Length | 168 mm 6.6 inches | — |
| TDP | 33 W | 130 W |
| Suggested PSU | 200 W | 300 W |
| Outputs | 1x DVI1x HDMI1x VGA | No outputs |
| Power connectors | None | — |
| Board number | P680 | — |
API Support & Features
| DirectX | 11.1 (10_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.1 |
| CUDA | 1.2 | 3.0 |
| Shader model | 4.1 | 5.1 |
