GeForce GTX 870M
| Manufacturer: | NVIDIA |
| Series: | GeForce 800M |
| Codename: | GK104 N15E-GT-A2 |
| Release date: | 2014. March 12. |
| Die count: | 1 |
| Die size: | 294 mm2 |
| Fab: | 28 nm |
| Transistors: | 3540 millions |
| Bus interface: | MXM-B (3.0) |
Clock rates
| Core clock: | 941 MHz |
| Core clock (Boost): | 967 MHz |
| Memory clock: | 1250 MHz |
| Effective memory clock (DDR): | 10000 MHz |
Memory
| Memory size: | 6144, 3072 MB |
| Memory bus type: | GDDR5 |
| Memory bus width: | 192 bit |
| Memory bandwidth (maximum): | 120 GB/s |
Core units
| Unified shader units: | 1344 |
| Texture mapping units (TMU): | 112 |
| Render output units (ROP): | 24 |
| SM count: | 7 |
Supported Technologies:
| DirectX: | 11.2 |
| OpenGL: | 4.5 |
| OpenCL: | 1.2 |
Performance
| Pixel fillrate: | 26.3 (GP/s) |
| Texture fillrate: | 105 (GT/s) |
| Thermal Design Power (TDP,Max): | 100 W |
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