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Differences What are the advantages of each

Front view of Radeon R7 265X

Reasons to consider the
AMD Radeon R7 265X

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Significantly higher memory bandwidth 179.2 GB/s vs 104 GB/s More than 70% higher memory bandwidth
More render output processors 32 vs 16 Twice as many render output processors
Higher pixel rate 29.6 GPixel/s vs 17.6 GPixel/s Around 70% higher pixel rate
Wider memory bus 256 bit vs 128 bit 2x wider memory bus
More shading units 1,280 vs 896 384 more shading units
More texture mapping units 80 vs 56 24 more texture mapping units
More compute units 20 vs 14 6 more compute units
Front view of Radeon R7 260X

Reasons to consider the
AMD Radeon R7 260X

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Higher clock speed 1,100 MHz vs 900 MHz More than 20% higher clock speed
Higher effective memory clock speed 6,500 MHz vs 5,600 MHz More than 15% higher effective memory clock speed
Higher memory clock speed 1,625 MHz vs 1,400 MHz More than 15% higher memory clock speed
Lower TDP 115W vs 150W Around 25% lower TDP

Features Key features of the Radeon R7 265X  vs 260X 

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

Radeon R7 265X
179.2 GB/s
Radeon R7 260X
104 GB/s

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

Radeon R7 265X
29.6 GPixel/s
Radeon R7 260X
17.6 GPixel/s

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

Radeon R7 265X
74 GTexel/s
Radeon R7 260X
61.6 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon R7 265X
2,368 GFLOPS
Radeon R7 260X
1,971.2 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 R7 265X  vs
260X 
GPU brand AMD AMD
GPU name Curacao Bonaire
Market Desktop Desktop
Clock speed 900 MHz 1,100 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 1,280 896
Texture mapping units 80 56
Render output processors 32 16
Compute units 20 14
Pixel rate 29.6 GPixel/s 17.6 GPixel/s
Texture rate 74 GTexel/s 61.6 GTexel/s
Floating-point performance 2,368 GFLOPS 1,971.2 GFLOPS

memory

Radeon R7 265X  vs
260X 
Memory clock speed 1,400 MHz 1,625 MHz
Effective memory clock speed 5,600 MHz 6,500 MHz
Memory bus 256 bit 128 bit
Memory 2,048 MB 2,048 MB
Memory type GDDR5 GDDR5
Memory bandwidth 179.2 GB/s 104 GB/s

noise and power

TDP 150W 115W

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