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Features Key features of the Radeon HD 7490M
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
| GPU brand | AMD |
|---|---|
| GPU name | Seymour |
| Market | Laptop |
| Clock speed | 800 MHz |
| Is dual GPU | No |
| Reference card | None |
raw performance
| Shading units | 160 |
|---|---|
| Texture mapping units | 8 |
| Render output processors | 4 |
| Compute units | 2 |
| Pixel rate | 3.2 GPixel/s |
| Texture rate | 6.4 GTexel/s |
| Floating-point performance | 256 GFLOPS |
memory
| Memory clock speed | 950 MHz |
|---|---|
| Effective memory clock speed | 3,800 MHz |
| Memory bus | 64 bit |
| Memory | 1,024 MB |
| Memory type | GDDR5 |
| Memory bandwidth | 30.4 GB/s |
noise and power
| TDP | 9W |
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Competitors
 | Nvidia GeForce GTX 970
|
 | AMD Radeon HD 7470
|
 | XFX Radeon HD 4890
|
 | ATi Radeon HD 5450
|
 | Nvidia GeForce GT 630 PCIe x8
|
 | Nvidia GeForce GT 620
|
 | AMD Radeon HD 7870
|
