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Differences What are the advantages of each

Front view of GeForce GTX 970

Reasons to consider the
Nvidia GeForce GTX 970

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Much better PassMark score 8,563 vs 661 Around 13x better PassMark score
Much higher effective memory clock speed 7,012 MHz vs 2,000 MHz More than 3.5x higher effective memory clock speed
Significantly higher memory bandwidth 224.4 GB/s vs 16 GB/s More than 14x higher memory bandwidth
Significantly higher pixel rate 58.8 GPixel/s vs 3.75 GPixel/s Around 15.8x higher pixel rate
Better floating-point performance 3,494 GFLOPS vs 360.2 GFLOPS Around 9.8x better floating-point performance
Many more render output processors 56 vs 8 48 more render output processors
Higher clock speed 1,050 MHz vs 938 MHz More than 10% higher clock speed
More memory 4,096 MB vs 2,048 MB 2x more memory
Higher texture rate 109.2 GTexel/s vs 15.01 GTexel/s More than 7.2x higher texture rate
Significantly more shading units 1,664 vs 96 1568 more shading units
Significantly more texture mapping units 104 vs 16 88 more texture mapping units
Significantly higher memory clock speed 1,753 MHz vs 1,000 MHz More than 75% higher memory clock speed
Wider memory bus 256 bit vs 64 bit 4x wider memory bus
Front view of GeForce GT 720A

Reasons to consider the
Nvidia GeForce GT 720A

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Significantly lower TDP 33W vs 148W 4.5x lower TDP

Benchmarks Real world tests of GeForce GTX 970 vs GT 720A

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Features Key features of the GeForce GTX 970  vs GT 720A 

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

GeForce GTX 970
224.4 GB/s
GeForce GT 720A
16 GB/s

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

GeForce GTX 970
58.8 GPixel/s
GeForce GT 720A
3.75 GPixel/s

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

GeForce GTX 970
109.2 GTexel/s
GeForce GT 720A
15.01 GTexel/s

floating point performance How fast the gpu can crunch numbers

GeForce GTX 970
3,494 GFLOPS
GeForce GT 720A
360.2 GFLOPS

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

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


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