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Differences What are the advantages of each

Front view of Radeon R5 M465

Reasons to consider the
AMD Radeon R5 M465

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More memory 4,096 MB vs 1,024 MB 4x more memory
Higher clock speed 1,000 MHz vs 850 MHz Around 20% higher clock speed
Front view of Radeon HD 5770

Reasons to consider the
ATi Radeon HD 5770

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Significantly higher effective memory clock speed 4,800 MHz vs 2,000 MHz Around 2.5x higher effective memory clock speed
Higher memory bandwidth 76.8 GB/s vs 16 GB/s More than 4.8x higher memory bandwidth
More shading units 800 vs 384 416 more shading units
More render output processors 16 vs 8 Twice as many render output processors
Higher memory clock speed 1,200 MHz vs 1,000 MHz 20% higher memory clock speed

Features Key features of the Radeon R5 M465  vs HD 5770 

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

Radeon R5 M465
16 GB/s
Radeon HD 5770
76.8 GB/s

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

Radeon R5 M465
8 GPixel/s
Radeon HD 5770
13.6 GPixel/s

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

Radeon R5 M465
24 GTexel/s
Radeon HD 5770
34 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon R5 M465
768 GFLOPS
Radeon HD 5770
1,360 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 M465  vs
HD 5770 
GPU brand AMD ATI
GPU name Meso Juniper
Clock speed 1,000 MHz 850 MHz
Is dual GPU No No
Reference card None None

raw performance

Shading units 384 800
Texture mapping units 24 40
Render output processors 8 16
Compute units 6 10
Pixel rate 8 GPixel/s 13.6 GPixel/s
Texture rate 24 GTexel/s 34 GTexel/s
Floating-point performance 768 GFLOPS 1,360 GFLOPS

memory

Radeon R5 M465  vs
HD 5770 
Memory clock speed 1,000 MHz 1,200 MHz
Effective memory clock speed 2,000 MHz 4,800 MHz
Memory bus 64 bit 128 bit
Memory 4,096 MB 1,024 MB
Memory type DDR3 GDDR5
Memory bandwidth 16 GB/s 76.8 GB/s

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