Radeon HD 8770 

Expected October, 2013
  • 1.1 GHz
  • 1 GB GDDR5

Features Key features of the Radeon HD 8770

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

Radeon HD 8770
96 GB/s
GeForce GTX 660
144.2 GB/s
Radeon HD 7790
96 GB/s

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

Radeon HD 8770
16.8 GPixel/s
GeForce GTX 660
19.6 GPixel/s
Radeon HD 7790
16 GPixel/s

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

Radeon HD 8770
58.8 GTexel/s
GeForce GTX 660
78.4 GTexel/s
Radeon HD 7790
56 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8770
1,881.6 GFLOPS
Radeon HD 7790
1,792 GFLOPS
GeForce GTX 660
1,881.6 GFLOPS

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

Radeon HD 8770

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

Radeon HD 8770

Specifications Full list of technical specs


GPU brand AMD
GPU name Bonaire XT
Market Desktop
Clock speed 1,050 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 896
Texture mapping units 56
Render output processors 16
Compute units 14
Pixel rate 16.8 GPixel/s
Texture rate 58.8 GTexel/s
Floating-point performance 1,881.6 GFLOPS


Memory clock speed 1,500 MHz
Effective memory clock speed 6,000 MHz
Memory bus 128 bit
Memory 1,024 MB
Memory type GDDR5
Memory bandwidth 96 GB/s

noise and power

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