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ATi Radeon HD 5830

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Front view of Radeon HD 5830

Differences What are the advantages of each

Front view of Radeon HD 5830

Reasons to consider the
ATi Radeon HD 5830

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Higher memory bandwidth 128 GB/s vs 76.8 GB/s More than 65% higher memory bandwidth
Better 3DMark vantage graphics score 14,920 vs 9,992 Around 50% better 3DMark vantage graphics score
Wider memory bus 256 bit vs 128 bit 2x wider memory bus
More shading units 1,120 vs 800 320 more shading units
More texture mapping units 56 vs 40 16 more texture mapping units
Slightly better sky diver factor score 161.47 vs 140.24 More than 15% better sky diver factor score
Slightly more compute units 14 vs 10 4 more compute units
Front view of Radeon HD 5770

Reasons to consider the
ATi Radeon HD 5770

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Higher effective memory clock speed 4,800 MHz vs 4,000 MHz 20% higher effective memory clock speed
Slightly better 3DMark06 score 17,844 vs 16,670 More than 5% better 3DMark06 score
Higher memory clock speed 1,200 MHz vs 1,000 MHz 20% higher memory clock speed
Lower TDP 108W vs 175W Around 40% lower TDP

Benchmarks Real world tests of Radeon HD 5830 vs 5770

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

3DMark Vantage Graphics Industry standard benchmark that tests DirectX 10 GPU performance

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

PassMark Direct Compute Measures performance of general-purpose computing using Microsoft DirectCompute

CLBenchmark Raytrace Measures compute performance using OpenCL to do raytracing

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