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Differences What are the advantages of each

Front view of Radeon HD 6610

Reasons to consider the
AMD Radeon HD 6610

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Lower TDP 39W vs 110W 2.8x lower TDP
Front view of Radeon HD 4850

Reasons to consider the
ATi Radeon HD 4850

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Higher memory bandwidth 63.55 GB/s vs 25.6 GB/s Around 2.5x higher memory bandwidth
Higher effective memory clock speed 1,986 MHz vs 1,600 MHz Around 25% higher effective memory clock speed
Slightly better floating-point performance 1,000 GFLOPS vs 520 GFLOPS More than 90% better floating-point performance
More shading units 800 vs 400 Twice as many shading units
Wider memory bus 256 bit vs 128 bit 2x wider memory bus
More render output processors 16 vs 8 Twice as many render output processors
More texture mapping units 40 vs 20 Twice as many texture mapping units
Higher memory clock speed 993 MHz vs 800 MHz Around 25% higher memory clock speed
More compute units 10 vs 5 Twice as many compute units

Features Key features of the Radeon HD 6610  vs 4850 

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

Radeon HD 6610
25.6 GB/s
Radeon HD 4850
63.55 GB/s

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

Radeon HD 6610
5.2 GPixel/s
Radeon HD 4850
10 GPixel/s

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

Radeon HD 6610
13 GTexel/s
Radeon HD 4850
25 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6610
520 GFLOPS
Radeon HD 4850
1,000 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

Specifications Full list of technical specs

gpu

Radeon HD 6610  vs
4850 
GPU brand AMD ATI
GPU name Redwood PRO RV770
Market Desktop Desktop
Clock speed 650 MHz 625 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 400 800
Texture mapping units 20 40
Render output processors 8 16
Compute units 5 10
Pixel rate 5.2 GPixel/s 10 GPixel/s
Texture rate 13 GTexel/s 25 GTexel/s
Floating-point performance 520 GFLOPS 1,000 GFLOPS

memory

Radeon HD 6610  vs
4850 
Memory clock speed 800 MHz 993 MHz
Effective memory clock speed 1,600 MHz 1,986 MHz
Memory bus 128 bit 256 bit
Memory 1,024 MB 512 MB
Memory type GDDR3 GDDR3
Memory bandwidth 25.6 GB/s 63.55 GB/s

noise and power

TDP 39W 110W

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