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| Radeon HD 4890 vs GeForce GTX 650 |
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Differences What are the advantages of each
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Higher memory bandwidth | 128 GB/s | vs | 80 GB/s | 60% higher memory bandwidth | |||
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Better floating-point performance | 1,600 GFLOPS | vs | 812.5 GFLOPS | More than 95% better floating-point performance | |||
More shading units | 800 | vs | 384 | 416 more shading units | |||
Slightly higher pixel rate | 16 GPixel/s | vs | 8.46 GPixel/s | Around 90% higher pixel rate | |||
Wider memory bus | 256 bit | vs | 128 bit | 2x wider memory bus | |||
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Higher effective memory clock speed | 5,000 MHz | vs | 4,000 MHz | 25% higher effective memory clock speed | |||
Much better sky diver factor score | 151.81 | vs | 2.27 | Around 67x better sky diver factor score | |||
Higher memory clock speed | 1,250 MHz | vs | 1,000 MHz | 25% higher memory clock speed | |||
Significantly lower TDP | 65W | vs | 190W | 2.9x lower TDP |
Benchmarks Real world tests of Radeon HD 4890 vs GeForce GTX 650
PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark
Radeon HD 4890
1,535
GeForce GTX 650
1,831
T-Rex (GFXBench 3.0) Data courtesy CompuBench
Radeon HD 4890
3,358.98
GeForce GTX 650
3,352.38
Sky Diver Factor Data courtesy FutureMark
Radeon HD 4890
2.27
GeForce GTX 650
151.81
Cloud Gate Factor Data courtesy FutureMark
Radeon HD 4890
14.68
GeForce GTX 650
13.14
Reviews Word on the street
Radeon HD 4890 | vs | GeForce GTX 650 | ||
![]() | 8.7 | 8.6 |
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