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Differences What are the advantages of each

Front view of Radeon R7 250

Reasons to consider the
Generic Radeon R7 250

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Significantly higher clock speed 1,000 MHz vs 550 MHz More than 80% higher clock speed
Significantly higher effective memory clock speed 4,600 MHz vs 1,400 MHz More than 3.2x higher effective memory clock speed
Better PassMark score 1,408 vs 192 More than 7.2x better PassMark score
Higher memory bandwidth 73.6 GB/s vs 11.2 GB/s More than 6.5x higher memory bandwidth
Higher memory clock speed 1,150 MHz vs 700 MHz Around 65% higher memory clock speed
More render output processors 16 vs 4 12 more render output processors
Slightly more shading units 384 vs 80 304 more shading units
Slightly more compute units 6 vs 1 5 more compute units
Front view of Mobility Radeon HD 4550

Reasons to consider the
ATi Mobility Radeon HD 4550

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GPUBoss is not aware of any important advantages of the ATi Mobility Radeon HD 4550 vs the Radeon R7 250.

Benchmarks Real world tests of Radeon R7 250 vs Mobility Radeon HD 4550

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Features Key features of the Radeon R7 250  vs Mobility Radeon HD 4550 

memory bandwidth Rate at which data can be read from or stored in onboard memory

pixel rate Number of pixels a graphics card can render to the screen every second

Radeon R7 250
8.4 GPixel/s

texture rate Speed at which a graphics card can perform texture mapping

Radeon R7 250
25.2 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon R7 250
806.4 GFLOPS

shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading

texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes

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