GPUBoss Review Our evaluation of RX 550 vs 660 among all GPUs


Battlefield 3, Battlefield 4, Bioshock Infinite and 21 more


T-Rex, Manhattan, Cloud Gate Factor, Sky Diver Factor and 1 more


Face Detection, Ocean Surface Simulation and 3 more

Performance per Watt

Battlefield 3, Battlefield 4, Bioshock Infinite and 32 more

Noise and Power

TDP, Idle Power Consumption, Load Power Consumption and 2 more


Overall Score

Nvidia GeForce GTX 660 

GPUBoss recommends the Nvidia GeForce GTX 660  based on its benchmarks and compute performance.

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Differences What are the advantages of each

Front view of Radeon RX 550

Reasons to consider the
AMD Radeon RX 550

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Higher clock speed 1,100 MHz vs 823 MHz Around 35% higher clock speed
Higher effective memory clock speed 7,000 MHz vs 5,600 MHz 25% higher effective memory clock speed
Higher turbo clock speed 1,183 MHz vs 888 MHz Around 35% higher turbo clock speed
Higher memory clock speed 1,750 MHz vs 1,400 MHz 25% higher memory clock speed
Slightly better bitcoin mining score 140.91 mHash/s vs 62.66 mHash/s Around 2.2x better bitcoin mining score
Lower TDP 50W vs 130W 2.6x lower TDP
Front view of GeForce GTX 660

Reasons to consider the
Nvidia GeForce GTX 660

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Much better manhattan score 12,983.16 vs 3,635.71 More than 3.5x better manhattan score
Higher memory bandwidth 179.2 GB/s vs 112 GB/s Around 60% higher memory bandwidth
More texture mapping units 96 vs 32 Three times as many texture mapping units
Higher texture rate 79 GTexel/s vs 37.86 GTexel/s More than 2x higher texture rate
More render output processors 32 vs 16 Twice as many render output processors
More shading units 1,152 vs 512 640 more shading units
Better sky diver factor score 306.05 vs 256 Around 20% better sky diver factor score
Slightly wider memory bus 256 bit vs 128 bit 2x wider memory bus

Benchmarks Real world tests of Radeon RX 550 vs GeForce GTX 660

Bitcoin mining Data courtesy CompuBench

Radeon RX 550
140.91 mHash/s
GeForce GTX 660
62.66 mHash/s

Face detection Data courtesy CompuBench

Radeon RX 550
34.18 mPixels/s
GeForce GTX 660
31.19 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon RX 550
1,037.3 frames/s
GeForce GTX 660
1,039.04 frames/s

Particle simulation Data courtesy CompuBench

Radeon RX 550
323.41 mInteraction/s
GeForce GTX 660
370.11 mInteraction/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon RX 550
GeForce GTX 660

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Radeon RX 550
GeForce GTX 660

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

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