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Features Key features of the Radeon HD 8870
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 | Hainan XT |
| Market | Desktop |
| Clock speed | 925 MHz |
| Turbo clock speed | 975 MHz |
| Is dual GPU | No |
| Reference card | None |
raw performance
| Shading units | 2,048 |
|---|---|
| Texture mapping units | 128 |
| Render output processors | 32 |
| Compute units | 32 |
| Pixel rate | 29.6 GPixel/s |
| Texture rate | 118.4 GTexel/s |
| Floating-point performance | 3,789 GFLOPS |
memory
| Memory clock speed | 1,500 MHz |
|---|---|
| Effective memory clock speed | 6,000 MHz |
| Memory bus | 256 bit |
| Memory | 2,048 MB |
| Memory type | GDDR5 |
| Memory bandwidth | 192 GB/s |
noise and power
| TDP | 185W |
|---|
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Competitors
 | Nvidia GeForce GT 740M
|
 | Nvidia GeForce GT 650M
|
 | Nvidia GeForce GT 750M
|
 | Nvidia GeForce GTX 750
|
 | Nvidia GeForce GTX 660
|
 | AMD Radeon HD 8850
|
 | Nvidia GeForce GTX 760
|
Other Radeon HD 8870s
 | AMD Radeon HD 8870 OEM
|
 | AMD Radeon HD 8870 OEM
|
 | AMD Radeon HD 8870 Retail
|
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