Radeon R9 M395X Mac 

Released May, 2015
  • 909 MHz
  • 4 GB GDDR5

Features Key features of the Radeon R9 M395X Mac

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

Radeon R9 M395X Mac
174.7 GB/s
Radeon R9 M395X
160 GB/s
Radeon R9 M295X Mac
174.3 GB/s

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

Radeon R9 M395X Mac
29.09 GPixel/s
Radeon R9 M395X
23.14 GPixel/s
Radeon R9 M295X Mac
27.2 GPixel/s

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

Radeon R9 M395X Mac
116.4 GTexel/s
Radeon R9 M395X
92.5 GTexel/s
Radeon R9 M295X Mac
108.8 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon R9 M395X Mac
3,723 GFLOPS
Radeon R9 M395X
2,961.4 GFLOPS
Radeon R9 M295X Mac
3,482 GFLOPS

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

Radeon R9 M395X Mac

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

Radeon R9 M395X Mac

Specifications Full list of technical specs


GPU brand AMD
GPU name Amethyst
Market Laptop
Clock speed 909 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 2,048
Texture mapping units 128
Render output processors 32
Compute units 32
Pixel rate 29.09 GPixel/s
Texture rate 116.4 GTexel/s
Floating-point performance 3,723 GFLOPS


Memory clock speed 1,365 MHz
Effective memory clock speed 5,460 MHz
Memory bus 256 bit
Memory 4,096 MB
Memory type GDDR5
Memory bandwidth 174.7 GB/s

noise and power

TDP 250W
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