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| Radeon R5 M330 vs Mobility Radeon HD 3870 |
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Differences What are the advantages of each
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Significantly higher clock speed | 955 MHz | vs | 660 MHz | Around 45% higher clock speed | |||
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More memory | 2,048 MB | vs | 512 MB | 4x more memory | |||
Lower TDP | 18W | vs | 55W | 3.1x lower TDP | |||
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Higher memory bandwidth | 54.4 GB/s | vs | 14.4 GB/s | More than 3.8x higher memory bandwidth | |||
Much wider memory bus | 256 bit | vs | 64 bit | 4x wider memory bus | |||
More render output processors | 16 | vs | 8 | Twice as many render output processors |
Benchmarks Real world tests of Radeon R5 M330 vs Mobility Radeon HD 3870
PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark
Features Key features of the Radeon R5 M330 vs Mobility Radeon HD 3870
memory bandwidth Rate at which data can be read from or stored in onboard memory
Radeon R5 M330
14.4 GB/s
Mobility Radeon HD 3870
54.4 GB/s
pixel rate Number of pixels a graphics card can render to the screen every second
Radeon R5 M330
8.24 GPixel/s
Mobility Radeon HD 3870
10.56 GPixel/s
texture rate Speed at which a graphics card can perform texture mapping
Radeon R5 M330
20.6 GTexel/s
Mobility Radeon HD 3870
10.56 GTexel/s
floating point performance How fast the gpu can crunch numbers
Radeon R5 M330
659.2 GFLOPS
Mobility Radeon HD 3870
422.4 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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