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Differences What are the advantages of each

Front view of Radeon R7 240

Reasons to consider the
AMD Radeon R7 240

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Slightly higher memory bandwidth 28.8 GB/s vs 14.4 GB/s 2x higher memory bandwidth
Slightly wider memory bus 128 bit vs 64 bit 2x wider memory bus
Front view of GeForce 945A

Reasons to consider the
Nvidia GeForce 945A

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Significantly higher clock speed 1,072 MHz vs 730 MHz More than 45% higher clock speed
Significantly higher turbo clock speed 1,176 MHz vs 780 MHz More than 50% higher turbo clock speed

Features Key features of the Radeon R7 240  vs GeForce 945A 

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

Radeon R7 240
28.8 GB/s
GeForce 945A
14.4 GB/s

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

Radeon R7 240
6.24 GPixel/s
GeForce 945A
8.58 GPixel/s

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

Radeon R7 240
15.6 GTexel/s
GeForce 945A
25.73 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon R7 240
499.2 GFLOPS
GeForce 945A
823.3 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

Specifications Full list of technical specs

gpu

Radeon R7 240  vs
GeForce 945A 
GPU brand AMD Nvidia
GPU name Oland GM108
Market Desktop Laptop
Clock speed 730 MHz 1,072 MHz
Turbo clock speed 780 MHz 1,176 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 320 384
Texture mapping units 20 24
Render output processors 8 8
Pixel rate 6.24 GPixel/s 8.58 GPixel/s
Texture rate 15.6 GTexel/s 25.73 GTexel/s
Floating-point performance 499.2 GFLOPS 823.3 GFLOPS

memory

Radeon R7 240  vs
GeForce 945A 
Memory clock speed 900 MHz 900 MHz
Effective memory clock speed 1,800 MHz 1,800 MHz
Memory bus 128 bit 64 bit
Memory 2,048 MB 2,048 MB
Memory type DDR3 DDR3
Memory bandwidth 28.8 GB/s 14.4 GB/s

noise and power

TDP 30W 33W

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