Radeon HD 7850 vs 5770 X2 |
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Differences What are the advantages of each
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| GPUBoss is not aware of any important advantages of the AMD Radeon HD 7850 vs the Radeon HD 5770 X2. | |||||||
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| Is dual GPU | Yes | vs | No | About half of graphics cards are dual GPU | |||
|---|---|---|---|---|---|---|---|
| Better floating-point performance | 2,720 GFLOPS | vs | 1,761.3 GFLOPS | Around 55% better floating-point performance | |||
| More shading units | 1,600 | vs | 1,024 | 576 more shading units | |||
| More texture mapping units | 80 | vs | 64 | 16 more texture mapping units | |||
| Slightly more compute units | 20 | vs | 16 | 4 more compute units | |||
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Features Key features of the Radeon HD 7850 vs 5770 X2
memory bandwidth Rate at which data can be read from or stored in onboard memory
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
Specifications Full list of technical specs
gpu | Radeon HD 7850 | vs | 5770 X2 |
|---|---|---|---|
| GPU brand | AMD | ATI | |
| GPU name | Pitcairn PRO | Juniper | |
| Market | Desktop | Desktop | |
| Clock speed | 860 MHz | 850 MHz | |
| Is dual GPU | No | Yes | |
| Reference card | None | ATi Radeon HD 5770 X2 850 MHz 2 GB | |
raw performance | |||
| Shading units | 1,024 | 1,600 | |
| Texture mapping units | 64 | 80 | |
| Render output processors | 32 | 32 | |
| Compute units | 16 | 20 | |
| Pixel rate | 27.52 GPixel/s | 27.2 GPixel/s | |
| Texture rate | 55 GTexel/s | 68 GTexel/s | |
| Floating-point performance | 1,761.3 GFLOPS | 2,720 GFLOPS | |
memory | Radeon HD 7850 | vs | 5770 X2 |
|---|---|---|---|
| Memory clock speed | 1,200 MHz | 1,200 MHz | |
| Effective memory clock speed | 4,800 MHz | 4,800 MHz | |
| Memory bus | 256 bit | 256 bit | |
| Memory | 2,048 MB | 2,048 MB | |
| Memory type | GDDR5 | GDDR5 | |
| Memory bandwidth | 153.6 GB/s | 153.6 GB/s |
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