GPUBoss Review Our evaluation of R7 M340 vs 840M among all 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

Noise and Power

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

6

Overall Score

Winner
AMD Radeon R7 M340 

GPUBoss recommends the AMD Radeon R7 M340  based on its gaming.

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VS

Differences What are the advantages of each

Front view of Radeon R7 M340

Reasons to consider the
AMD Radeon R7 M340

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Higher diablo III framerate 33.5 fps vs 17.7 fps Around 90% higher diablo III framerate
Better manhattan score 3,670.11 vs 1,855.62 Around 2x better manhattan score
Front view of GeForce 840M

Reasons to consider the
Nvidia GeForce 840M

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Significantly higher clock speed 1,029 MHz vs 620 MHz More than 65% higher clock speed
Significantly higher turbo clock speed 1,124 MHz vs 715 MHz More than 55% higher turbo clock speed

Benchmarks Real world tests of Radeon R7 M340 vs GeForce 840M

Bitcoin mining Data courtesy CompuBench

Radeon R7 M340
74.21 mHash/s
GeForce 840M
94.68 mHash/s

Face detection Data courtesy CompuBench

Radeon R7 M340
15.23 mPixels/s
GeForce 840M
22.54 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon R7 M340
140.87 frames/s
GeForce 840M
159.36 frames/s

Particle simulation Data courtesy CompuBench

Radeon R7 M340
126.23 mInteraction/s
GeForce 840M
184.99 mInteraction/s

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon R7 M340
3,357.94
GeForce 840M
3,359.62

Manhattan (GFXBench 3.0) Data courtesy CompuBench

Radeon R7 M340
3,670.11
GeForce 840M
1,855.62

Bioshock Infinite

Crysis 3

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