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Differences What are the advantages of each

Front view of Radeon R5 340X

Reasons to consider the
AMD Radeon R5 340X

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Much higher effective memory clock speed 4,500 MHz vs 1,800 MHz 2.5x higher effective memory clock speed
Higher clock speed 1,000 MHz vs 730 MHz More than 35% higher clock speed
Higher memory bandwidth 72 GB/s vs 28.8 GB/s 2.5x higher memory bandwidth
Higher turbo clock speed 1,050 MHz vs 780 MHz Around 35% higher turbo clock speed
Higher memory clock speed 1,125 MHz vs 900 MHz 25% higher memory clock speed
Front view of Radeon R5 240

Reasons to consider the
AMD Radeon R5 240

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More memory 2,048 MB vs 1,024 MB 2x more memory

Features Key features of the Radeon R5 340X  vs 240 

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

Radeon R5 340X
72 GB/s
Radeon R5 240
28.8 GB/s

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

Radeon R5 340X
8.4 GPixel/s
Radeon R5 240
6.24 GPixel/s

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

Radeon R5 340X
25.2 GTexel/s
Radeon R5 240
15.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon R5 340X
806.4 GFLOPS
Radeon R5 240
499.2 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

Specifications Full list of technical specs

gpu

Radeon R5 340X  vs
240 
GPU brand AMD AMD
GPU name Oland Oland
Market Desktop Desktop
Clock speed 1,000 MHz 730 MHz
Turbo clock speed 1,050 MHz 780 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 384 320
Texture mapping units 24 20
Render output processors 8 8
Compute units 6 5
Pixel rate 8.4 GPixel/s 6.24 GPixel/s
Texture rate 25.2 GTexel/s 15.6 GTexel/s
Floating-point performance 806.4 GFLOPS 499.2 GFLOPS

memory

Radeon R5 340X  vs
240 
Memory clock speed 1,125 MHz 900 MHz
Effective memory clock speed 4,500 MHz 1,800 MHz
Memory bus 128 bit 128 bit
Memory 1,024 MB 2,048 MB
Memory type GDDR5 DDR3
Memory bandwidth 72 GB/s 28.8 GB/s

noise and power

TDP 65W 50W

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