GPUBoss Review Our evaluation of R9 270 vs 620 among Desktop GPUs

Gaming

Battlefield 3, Battlefield 4, Bioshock Infinite and 21 more

Graphics

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

Computing

Face Detection, Ocean Surface Simulation and 3 more

Performance per Watt

Battlefield 3, Battlefield 4, Bioshock Infinite and 32 more

Value

Battlefield 3, Battlefield 4, Bioshock Infinite and 32 more

Noise and Power

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

6.7

Overall Score

Winner
AMD Radeon R9 270 

GPUBoss recommends the AMD Radeon R9 270  based on its benchmarks and compute performance.

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VS

AMD Radeon R9 270

GPUBoss Winner
Front view of Radeon R9 270

Differences What are the advantages of each

Front view of Radeon R9 270

Reasons to consider the
AMD Radeon R9 270

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Significantly better PassMark score 4,261 vs 432 More than 9.8x better PassMark score
Much higher effective memory clock speed 5,600 MHz vs 1,796 MHz More than 3x higher effective memory clock speed
Much higher memory bandwidth 179.2 GB/s vs 14.37 GB/s Around 12.5x higher memory bandwidth
Significantly better floating-point performance 2,368 GFLOPS vs 155.52 GFLOPS Around 15.2x better floating-point performance
Higher texture rate 74 GTexel/s vs 6.48 GTexel/s Around 11.5x higher texture rate
More memory 2,048 MB vs 512 MB 4x more memory
Much better fire strike factor score 49.6 vs 5.23 Around 9.5x better fire strike factor score
Higher pixel rate 29.6 GPixel/s vs 1.62 GPixel/s More than 18.2x higher pixel rate
Higher clock speed 900 MHz vs 810 MHz More than 10% higher clock speed
Significantly more shading units 1,280 vs 48 1232 more shading units
Significantly more render output processors 32 vs 4 28 more render output processors
Significantly more texture mapping units 80 vs 8 72 more texture mapping units
Significantly better video composition score 80.7 frames/s vs 6.79 frames/s Around 12x better video composition score
Significantly higher memory clock speed 1,400 MHz vs 898 MHz More than 55% higher memory clock speed
Significantly wider memory bus 256 bit vs 64 bit 4x wider memory bus
Significantly better PassMark direct compute score 2,223 vs 271 Around 8.2x better PassMark direct compute score
Better manhattan score 3,717.7 vs 1,103 More than 3.2x better manhattan score
Front view of GeForce GT 620

Reasons to consider the
Nvidia GeForce GT 620

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Significantly lower TDP 30W vs 150W 5x lower TDP

Benchmarks Real world tests of Radeon R9 270 vs GeForce GT 620

Bitcoin mining Data courtesy CompuBench

Radeon R9 270
251.26 mHash/s
GeForce GT 620
17.41 mHash/s

Face detection Data courtesy CompuBench

Radeon R9 270
57.24 mPixels/s
GeForce GT 620
2.76 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon R9 270
1,298.8 frames/s
GeForce GT 620
83.91 frames/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon R9 270
3,359.76
GeForce GT 620
1,173.34

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Fire Strike Factor Data courtesy FutureMark

Sky Diver Factor Data courtesy FutureMark

Cloud Gate Factor Data courtesy FutureMark

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