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Differences What are the advantages of each

Front view of Radeon HD 6870

Reasons to consider the
MSI Radeon HD 6870

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Higher clock speed 930 MHz vs 648 MHz Around 45% higher clock speed
Significantly higher effective memory clock speed 4,200 MHz vs 2,484 MHz Around 70% higher effective memory clock speed
Better PassMark score 2,594 vs 1,266 More than 2x better PassMark score
Better floating-point performance 2,083 GFLOPS vs 708.5 GFLOPS Around 3x better floating-point performance
Significantly more shading units 1,120 vs 240 880 more shading units
Significantly better cloud gate factor score 18.25 vs 13.51 More than 35% better cloud gate factor score
Higher pixel rate 29.76 GPixel/s vs 20.74 GPixel/s Around 45% higher pixel rate
Lower TDP 151W vs 204W More than 25% lower TDP
Front view of GeForce GTX 285

Reasons to consider the
Nvidia GeForce GTX 285

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Higher memory bandwidth 159 GB/s vs 134.4 GB/s Around 20% higher memory bandwidth
Much wider memory bus 512 bit vs 256 bit 2x wider memory bus
More texture mapping units 80 vs 56 24 more texture mapping units
Higher memory clock speed 1,242 MHz vs 1,050 MHz Around 20% higher memory clock speed

Benchmarks Real world tests of Radeon HD 6870 vs GeForce GTX 285

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

3DMark Vantage (Texture Fill) Industry standard benchmark that tests DirectX performance

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 6870
GeForce GTX 285

Cloud Gate Factor Data courtesy FutureMark

Battleforge 1920x1200 - Maximum quality + 4XAA

Radeon HD 6870
62.8 fps
GeForce GTX 285
43.3 fps

Hawx 1920 x 1200 - Maximum quality + Low AO + 4xAA

SmallLux GPU 2.0d4 Measures compute performance using OpenCL to do 3D rendering

SmallLux GPU 1.7Beta Measures compute performance using OpenCL to do 3D rendering

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