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Differences What are the advantages of each

Front view of Radeon HD 8510

Reasons to consider the
AMD Radeon HD 8510

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More shading units 400 vs 120 280 more shading units
Slightly more texture mapping units 20 vs 8 12 more texture mapping units
Lower TDP 39W vs 65W 40% lower TDP
Front view of Radeon HD 3650

Reasons to consider the
Sapphire Radeon HD 3650

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Slightly higher clock speed 725 MHz vs 650 MHz More than 10% higher clock speed
Higher effective memory clock speed 1,600 MHz vs 1,000 MHz 60% higher effective memory clock speed
Higher memory clock speed 800 MHz vs 500 MHz 60% higher memory clock speed

Features Key features of the Radeon HD 8510  vs 3650 

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

Radeon HD 8510
16 GB/s
Radeon HD 3650
25.6 GB/s

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

Radeon HD 8510
5.2 GPixel/s
Radeon HD 3650
2.9 GPixel/s

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

Radeon HD 8510
13 GTexel/s
Radeon HD 3650
5.8 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8510
Radeon HD 3650

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

Specifications Full list of technical specs


Radeon HD 8510  vs
GPU name Redwood RV635
Market Desktop Desktop
Clock speed 650 MHz 725 MHz
Is dual GPU No No
Reference card None ATi Radeon HD 3650 725 MHz 256 MB

raw performance

Shading units 400 120
Texture mapping units 20 8
Render output processors 8 4
Compute units 5 3
Pixel rate 5.2 GPixel/s 2.9 GPixel/s
Texture rate 13 GTexel/s 5.8 GTexel/s
Floating-point performance 520 GFLOPS 174 GFLOPS


Radeon HD 8510  vs
Memory clock speed 500 MHz 800 MHz
Effective memory clock speed 1,000 MHz 1,600 MHz
Memory bus 128 bit 128 bit
Memory 1,024 MB 512 MB
Memory type GDDR3 DDR2
Memory bandwidth 16 GB/s 25.6 GB/s

noise and power

TDP 39W 65W

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