Radeon HD 8510 vs GeForce 820M

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AMD Radeon HD 8510

Nvidia GeForce 820M

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Reasons to consider the
AMD Radeon HD 8510

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Slightly more shading units

400

304 more shading units

Reasons to consider the
Nvidia GeForce 820M

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Higher effective memory clock speed

1,800 MHz

1,000 MHz

80% higher effective memory clock speed

Higher memory clock speed

900 MHz

500 MHz

80% higher memory clock speed

Lower TDP

15W

39W

2.6x lower TDP

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

Radeon HD 8510

16 GB/s

GeForce 820M

14.4 GB/s

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

Radeon HD 8510

5.2 GPixel/s

GeForce 820M

2.5 GPixel/s

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

Radeon HD 8510

13 GTexel/s

GeForce 820M

10 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8510

520 GFLOPS

GeForce 820M

240 GFLOPS

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

Radeon HD 8510

400

GeForce 820M

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

Radeon HD 8510

GeForce 820M

gpu	Radeon HD 8510	GeForce 820M
GPU brand	AMD	Nvidia
GPU name	Redwood	GF117
Market	Desktop	Laptop
Clock speed	650 MHz	625 MHz
Is dual GPU	No	No
Reference card	None	None
raw performance
Shading units	400	96
Texture mapping units	20	16
Render output processors	8	8
Pixel rate	5.2 GPixel/s	2.5 GPixel/s
Texture rate	13 GTexel/s	10 GTexel/s
Floating-point performance	520 GFLOPS	240 GFLOPS

memory	Radeon HD 8510	GeForce 820M
Memory clock speed	500 MHz	900 MHz
Effective memory clock speed	1,000 MHz	1,800 MHz
Memory bus	128 bit	64 bit
Memory	1,024 MB	1,024 MB
Memory type	GDDR3	DDR3
Memory bandwidth	16 GB/s	14.4 GB/s
noise and power
TDP	39W	15W