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Differences What are the advantages of each

Front view of Radeon HD 6870 X2

Reasons to consider the
AMD Radeon HD 6870 X2

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Is dual GPU Yes vs No About half of graphics cards are dual GPU
Significantly higher memory bandwidth 268.8 GB/s vs 112.1 GB/s Around 2.5x higher memory bandwidth
Better floating-point performance 4,032 GFLOPS vs 1,983 GFLOPS More than 2x better floating-point performance
Significantly more render output processors 64 vs 32 Twice as many render output processors
Significantly more shading units 2,240 vs 768 1472 more shading units
Higher pixel rate 57.6 GPixel/s vs 41.3 GPixel/s Around 40% higher pixel rate
More texture mapping units 112 vs 48 64 more texture mapping units
Higher texture rate 100.8 GTexel/s vs 62 GTexel/s Around 65% higher texture rate
Wider memory bus 512 bit vs 128 bit 4x wider memory bus
Front view of GeForce GTX 1050 Ti

Reasons to consider the
Nvidia GeForce GTX 1050 Ti

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Significantly higher clock speed 1,291 MHz vs 900 MHz Around 45% higher clock speed
Significantly higher effective memory clock speed 7,008 MHz vs 4,200 MHz More than 65% higher effective memory clock speed
More memory 4,096 MB vs 2,048 MB 2x more memory
Significantly higher memory clock speed 1,752 MHz vs 1,050 MHz More than 65% higher memory clock speed
Much lower TDP 75W vs 300W 4x lower TDP

Features Key features of the Radeon HD 6870 X2  vs GeForce GTX 1050 Ti 

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

Radeon HD 6870 X2
268.8 GB/s
GeForce GTX 1050 Ti
112.1 GB/s

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

Radeon HD 6870 X2
57.6 GPixel/s
GeForce GTX 1050 Ti
41.3 GPixel/s

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

Radeon HD 6870 X2
100.8 GTexel/s
GeForce GTX 1050 Ti
62 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 6870 X2
4,032 GFLOPS
GeForce GTX 1050 Ti
1,983 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 HD 6870 X2  vs
GeForce GTX 1050 Ti 
GPU brand AMD Nvidia
GPU name Barts XT GP107
Clock speed 900 MHz 1,291 MHz
Is dual GPU Yes No
Reference card None None

raw performance

Shading units 2,240 768
Texture mapping units 112 48
Render output processors 64 32
Pixel rate 57.6 GPixel/s 41.3 GPixel/s
Texture rate 100.8 GTexel/s 62 GTexel/s
Floating-point performance 4,032 GFLOPS 1,983 GFLOPS

memory

Radeon HD 6870 X2  vs
GeForce GTX 1050 Ti 
Memory clock speed 1,050 MHz 1,752 MHz
Effective memory clock speed 4,200 MHz 7,008 MHz
Memory bus 512 bit 128 bit
Memory 2,048 MB 4,096 MB
Memory type GDDR5 GDDR5
Memory bandwidth 268.8 GB/s 112.1 GB/s

noise and power

TDP 300W 75W

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