Radeon HD 8870 

Expected October, 2013
  • 925 MHz
  • 2 GB GDDR5
The 8850 and 8870 graphics cards are rumored to launch in January 2013 for under $300 and offer up some significant performance and efficiency improvements.
by Tim-Verry (Sep, 2012)
The 8800 series gets a nice boost in potential performance as well, topping out at 187.2 GFLOPS for the 8850 and 246 GFLOPS for the 8870.
by Tim-Verry (Sep, 2012)

Features Key features of the Radeon HD 8870

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

Radeon HD 8870
192 GB/s
Radeon HD 7870
153.6 GB/s
GeForce GTX 760
192.3 GB/s

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

Radeon HD 8870
29.6 GPixel/s
GeForce GTX 760
23.52 GPixel/s
Radeon HD 7870
32 GPixel/s

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

Radeon HD 8870
118.4 GTexel/s
Radeon HD 7870
80 GTexel/s
GeForce GTX 760
94.1 GTexel/s

floating point performance How fast the gpu can crunch numbers

Radeon HD 8870
3,789 GFLOPS
GeForce GTX 760
2,257.9 GFLOPS
Radeon HD 7870
2,560 GFLOPS

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

Radeon HD 8870
2,048

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

Radeon HD 8870
128

In The News From around the web

18
Sep

AMD Sea Islands HD 8850 and 8870 Specifications Leaked

by Tim Verry |
www.pcper.com
So while the memory bus and number of ROP units is staying the same, you are getting more shaders and texture units along with a boost to the overall memory bandwidth with the larger die size – sounds like an okay compromise to me!
The 8850 and 8870 graphics cards are rumored to launch in January 2013 for under $300 and offer up some significant performance and efficiency improvements.

Specifications Full list of technical specs

gpu

GPU brand AMD
GPU name Hainan XT
Market Desktop
Clock speed 925 MHz
Turbo clock speed 975 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 29.6 GPixel/s
Texture rate 118.4 GTexel/s
Floating-point performance 3,789 GFLOPS

memory

Memory clock speed 1,500 MHz
Effective memory clock speed 6,000 MHz
Memory bus 256 bit
Memory 2,048 MB
Memory type GDDR5
Memory bandwidth 192 GB/s

noise and power

TDP 185W
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Comments

Showing 1 comment.
Is there any results from games on this card? It is very unpopular on PC. edit. it seems like it's the same like 7870. game-debate/pclab.pl
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