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Features Key features of the Mobility Radeon HD 3850 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
| GPU brand | ATI |
|---|---|
| GPU name | M88 |
| Market | Laptop |
| Clock speed | 580 MHz |
| Is dual GPU | Yes |
| Reference card | None |
raw performance
| Shading units | 640 |
|---|---|
| Texture mapping units | 32 |
| Render output processors | 32 |
| Compute units | 8 |
| Pixel rate | 18.56 GPixel/s |
| Texture rate | 18.56 GTexel/s |
| Floating-point performance | 742.4 GFLOPS |
memory
| Memory clock speed | 750 MHz |
|---|---|
| Effective memory clock speed | 1,500 MHz |
| Memory bus | 512 bit |
| Memory | 1,024 MB |
| Memory type | GDDR3 |
| Memory bandwidth | 96 GB/s |
noise and power
| TDP | 70W |
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Competitors
 | Nvidia GeForce GTX 550 Ti
|
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 | ATI Radeon HD 4200 IGP
|
 | Nvidia GeForce GTX 460
|
 | Nvidia GeForce GT 220
|
 | Nvidia GeForce 9300M GS
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 | Nvidia GeForce GT 240
|
