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Benchmarks Real world tests of the Mobility Radeon HD 3870
PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark
3DMark Vantage (Texture Fill) Industry standard benchmark that tests DirectX performance
Specifications Full list of technical specs
gpu
| GPU brand | ATI |
|---|---|
| GPU name | M88 |
| Market | Laptop |
| Clock speed | 660 MHz |
| Is dual GPU | No |
| Reference card | None |
raw performance
| Shading units | 320 |
|---|---|
| Texture mapping units | 16 |
| Render output processors | 16 |
| Compute units | 4 |
| Pixel rate | 10.56 GPixel/s |
| Texture rate | 10.56 GTexel/s |
| Floating-point performance | 422.4 GFLOPS |
memory
| Memory clock speed | 850 MHz |
|---|---|
| Effective memory clock speed | 1,700 MHz |
| Memory bus | 256 bit |
| Memory | 512 MB |
| Memory type | GDDR3 |
| Memory bandwidth | 54.4 GB/s |
noise and power
| TDP | 55W |
|---|---|
| Idle noise level | 39.9 dB |
| Load noise level | 42.3 dB |
| Idle power consumption | 115W |
| Load power consumption | 253W |
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Competitors
 | AMD Radeon HD 8790M
|
 | Nvidia GeForce GT 740M
|
 | AMD Radeon R7 M260
|
 | AMD Radeon R5 M330
|
 | AMD Radeon R5 M335
|
 | AMD Radeon R5 M230
|
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