GeForce 820M vs 320M Mac |
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Differences What are the advantages of each
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| Higher clock speed | 625 MHz | vs | 450 MHz | Around 40% higher clock speed | |||
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| GPUBoss is not aware of any important advantages of the 320M Mac Edition vs the 820M. | |||||||
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Features Key features of the GeForce 820M vs 320M Mac
pixel rate Number of pixels a graphics card can render to the screen every second
texture rate Speed at which a graphics card can perform texture mapping
floating point performance How fast the gpu can crunch numbers
shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading
texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes
render output processors GPU commponents responsible for transform pixels as they flow between memory buffers
Specifications Full list of technical specs
gpu | GeForce 820M | vs | 320M Mac |
|---|---|---|---|
| GPU brand | Nvidia | Nvidia | |
| GPU name | GF117 | MCP89 | |
| Clock speed | 625 MHz | 450 MHz | |
| Is dual GPU | No | No | |
| Reference card | None | None | |
noise and power | |||
| TDP | 15W | 23W | |
raw performance | GeForce 820M | vs | 320M Mac |
|---|---|---|---|
| Shading units | 96 | 48 | |
| Texture mapping units | 16 | 16 | |
| Render output processors | 8 | 8 | |
| Pixel rate | 2.5 GPixel/s | 3.6 GPixel/s | |
| Texture rate | 10 GTexel/s | 7.2 GTexel/s | |
| Floating-point performance | 240 GFLOPS | 91.2 GFLOPS |
