NVIDIA GeForce GTX 860M vs NVIDIA Tesla S870
Graphics Processor
| GPU model | GK104 | G80 |
|---|---|---|
| GPU variant | N15P-GX-A1 | — |
| Architecture | Kepler | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 90 nm |
| Number of transistors | 3,540 million | 681 million |
| Die size | 294 mm² | 484 mm² |
Mobile graphics
| Release date | Mar 10th, 2014 | — |
|---|---|---|
| Generation | GeForce 800M | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x16 | — |
| Predecessor | GeForce 700M | — |
| Successor | GeForce 900M | — |
Clocks
| Base clock | 797 MHz | — |
|---|---|---|
| Boost clock | 915 MHz | — |
| Memory clock | 1250 MHz 5 Gbps effective | 800 MHz 1600 Mbps effective |
| GPU clock | — | 600 MHz |
| Shader clock | — | 1350 MHz |
Memory Configuration
| Memory size | 2 GB | 1536 MB |
|---|---|---|
| Memory type | GDDR5 | GDDR3 |
| Memory bus width | 128 bit | 384 bit |
| Bandwidth | 80.00 GB/s | 76.80 GB/s |
Render Configuration
| Shading units | 1152 | 128 |
|---|---|---|
| TMUs | 96 | 32 |
| ROPs | 16 | 24 |
| SMX count | 6 | — |
| Cache L1 | 16 KB (per SMX) | — |
| Cache L2 | 256 KB | 96 KB |
| SM count | — | 16 |
Performance
| Pixel rate | 21.96 GPixel/s | 14.40 GPixel/s |
|---|---|---|
| Texture rate | 87.84 GTexel/s | 38.40 GTexel/s |
| FP32 (float) performance | 2.108 TFLOPS | 345.6 GFLOPS |
| FP64 (double) performance | 87.84 GFLOPS (1:24) | — |
Dimensions & Outputs
| Slot width | IGP | Dual-slot |
|---|---|---|
| TDP | 75 W | 800 W |
| Outputs | No outputs | No outputs |
| Power connectors | None | — |
| Board number | P2053 SKU 4 | — |
| Suggested PSU | — | 1200 W |
API Support & Features
| DirectX | 12 (11_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 3.0 | 1.1 (1.0) |
| Vulkan | 1.1 | — |
| CUDA | 3.0 | 1.0 |
| Shader model | 5.1 | 4.0 |
Other Features
Graphics Card
| Release date | — | May 2nd, 2007 |
|---|---|---|
| Generation | — | Tesla |
| Production | — | End-of-life |
| Launch price | — | 11,999 USD |
| Interface | — | PCIe 1.0 x16 |
