GPUBoss Review Our evaluation of 260M vs 840M among Laptop 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


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 840M 

GPUBoss recommends the Nvidia GeForce 840M  based on its benchmarks.

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Differences What are the advantages of each

Front view of GeForce GTX 260M

Reasons to consider the
Nvidia GeForce GTX 260M

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Higher memory bandwidth 60.8 GB/s vs 16.02 GB/s More than 3.8x higher memory bandwidth
Much wider memory bus 256 bit vs 64 bit 4x wider memory bus
More texture mapping units 56 vs 16 40 more texture mapping units
Slightly higher texture rate 30.8 GTexel/s vs 16.46 GTexel/s More than 85% higher texture rate
More render output processors 16 vs 8 Twice as many render output processors
Front view of GeForce 840M

Reasons to consider the
Nvidia GeForce 840M

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Much better T-Rex score 3,359.62 vs 2,690.48 Around 25% better T-Rex score
Much higher clock speed 1,029 MHz vs 550 MHz More than 85% higher clock speed
Better PassMark score 879 vs 597 More than 45% better PassMark score
Slightly better floating-point performance 790.3 GFLOPS vs 308 GFLOPS More than 2.5x better floating-point performance
More shading units 384 vs 112 272 more shading units
Lower TDP 33W vs 65W Around 50% lower TDP

Benchmarks Real world tests of GeForce GTX 260M vs 840M

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

T-Rex (GFXBench 3.0) Data courtesy CompuBench

GeForce GTX 260M
GeForce 840M

Cloud Gate Factor Data courtesy FutureMark

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