Radeon HD 5450 PCIe x1 vs GeForce GTX 590 |
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Differences What are the advantages of each
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| Much lower TDP | 19W | vs | 365W | 19.2x lower TDP | |||
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| Is dual GPU | Yes | vs | No | About half of graphics cards are dual GPU | |||
| Much higher memory bandwidth | 328 GB/s | vs | 8 GB/s | 41x higher memory bandwidth | |||
| Significantly higher effective memory clock speed | 3,416 MHz | vs | 1,000 MHz | Around 3.5x higher effective memory clock speed | |||
| Many more render output processors | 96 | vs | 4 | 92 more render output processors | |||
| Significantly better floating-point performance | 2,488.4 GFLOPS | vs | 104 GFLOPS | Around 24x better floating-point performance | |||
| More memory | 3,072 MB | vs | 512 MB | 6x more memory | |||
| Much wider memory bus | 768 bit | vs | 64 bit | 12x wider memory bus | |||
| Significantly higher pixel rate | 38.92 GPixel/s | vs | 2.6 GPixel/s | Around 15x higher pixel rate | |||
| Many more texture mapping units | 128 | vs | 8 | 120 more texture mapping units | |||
| Significantly higher texture rate | 77.8 GTexel/s | vs | 5.2 GTexel/s | Around 15x higher texture rate | |||
| Significantly more shading units | 1,024 | vs | 80 | 944 more shading units | |||
| Significantly higher memory clock speed | 854 MHz | vs | 500 MHz | More than 70% higher memory clock speed | |||
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Features Key features of the Radeon HD 5450 PCIe x1 vs GeForce GTX 590
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 5450 PCIe x1 | vs | GeForce GTX 590 |
|---|---|---|---|
| GPU brand | ATI | Nvidia | |
| GPU name | Cedar | GF110 | |
| Market | Desktop | Desktop | |
| Clock speed | 650 MHz | 608 MHz | |
| Is dual GPU | No | Yes | |
| Reference card | None | None | |
raw performance | |||
| Shading units | 80 | 1,024 | |
| Texture mapping units | 8 | 128 | |
| Render output processors | 4 | 96 | |
| Pixel rate | 2.6 GPixel/s | 38.92 GPixel/s | |
| Texture rate | 5.2 GTexel/s | 77.8 GTexel/s | |
| Floating-point performance | 104 GFLOPS | 2,488.4 GFLOPS | |
memory | Radeon HD 5450 PCIe x1 | vs | GeForce GTX 590 |
|---|---|---|---|
| Memory clock speed | 500 MHz | 854 MHz | |
| Effective memory clock speed | 1,000 MHz | 3,416 MHz | |
| Memory bus | 64 bit | 768 bit | |
| Memory | 512 MB | 3,072 MB | |
| Memory type | DDR3 | GDDR5 | |
| Memory bandwidth | 8 GB/s | 328 GB/s | |
noise and power | |||
| TDP | 19W | 365W | |
