GeForce 8400 GS
| Manufacturer: | NVIDIA |
| Series: | GeForce 8 (8xxx) |
| Codename: | G86-213-A2 |
| Architecture: | Tesla |
| Release date: | 2007. April 17. |
| Die count: | 1 |
| Die size: | 127 mm2 |
| Fab: | 80 nm |
| Transistors: | 210 millions |
| Bus interface: | PCI-E 1.0 x16 |
Clock rates
| Core clock: | 459 MHz |
| Shader clock: | 918 MHz |
| Memory clock: | 400 MHz |
| Effective memory clock (DDR): | 3200 MHz |
Memory
| Memory size: | 256 MB |
| Memory bus type: | DDR2 |
| Memory bus width: | 64 bit |
| Memory bandwidth (maximum): | 6.4 GB/s |
Core units
| Unified shader units: | 16 |
| Texture mapping units (TMU): | 8 |
| Render output units (ROP): | 4 |
| SM count: | 2 |
Supported Technologies:
| DirectX: | 10 | ||
| OpenGL: | 3.3 | ||
| NVIDIA SLI | |||
Performance
| Pixel fillrate: | 1.84 (GP/s) |
| Texture fillrate: | 3.67 (GT/s) |
| Thermal Design Power (TDP,Max): | 40 W |
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