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Benchmarks Real world tests of the Radeon HD 4890
PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark
T-Rex (GFXBench 3.0) Data courtesy CompuBench
Sky Diver Factor Data courtesy FutureMark
Cloud Gate Factor Data courtesy FutureMark
Reviews Word on the street for the Radeon HD 4890
![]() | 8.7 |
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Specifications Full list of technical specs
gpu
GPU brand | ATI |
---|---|
GPU name | RV790 |
Market | Desktop |
Clock speed | 870 MHz |
Is dual GPU | No |
Reference card | ATi Radeon HD 4890 850 MHz 1 GB |
raw performance
Shading units | 800 |
---|---|
Texture mapping units | 40 |
Render output processors | 16 |
Compute units | 10 |
Pixel rate | 13.92 GPixel/s |
Texture rate | 34.8 GTexel/s |
Floating-point performance | 1,392 GFLOPS |
memory
Memory clock speed | 1,050 MHz |
---|---|
Effective memory clock speed | 4,200 MHz |
Memory bus | 256 bit |
Memory | 1,024 MB |
Memory type | GDDR5 |
Memory bandwidth | 134.4 GB/s |
noise and power
TDP | 190W |
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Other Radeon HD 4890s
XFX Radeon HD 4890 Black Edition
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