AMD announces Radeon R9 285 with Tonga GPU

Published: 23rd Aug 2014, 14:53 GMT

This post will be updated once more information will be available.

AMD has announced Radeon R9 285 during 30 Years of Graphics and Gaming Innovation event.

AMD Radeon R9 285

AMD R9 285 is equipped with Tonga PRO GPU, which sports 1792 Stream Processors. Card is equipped with 2 or 4GB GDDR5 memory which is operating at 5.5 GHz. The core clock is set to 918 MHz. The biggest difference between Tonga and Tahiti is the width of memory bus. The R9 285 has only 256b interface, which will surely bottleneck serious UltraHD gaming.

AMD Radeon R9 285 does support DirectX 12 and Mantle.

AMD Radeon R9 285 will be released on September 2nd for $249.

AMD Radeon R9 285X

One month later, AMD will officially introduce Tonga XT variant, which will sport 2048 Stream Cores. The exact specifications were not yet revealed.

AMD Radeon R9 280 Series
Radeon R9 280Radeon R9 285Radeon R9 280XRadeon R9 285X
GPU CodenameTahiti PROTonga PROTahiti XTTonga XT
Unified Cores1792179220482048
TMUs112112128128
ROPs32323232
Base Clock827 MHz850 MHz
Boost Clock933 MHz918 MHz1000 MHz ?
Memory Clock1250 MHz1375 MHz1500 MHz ?
Memory3GB GDDR52GB/4GB GDDR53GB GDDR5 ?
Memory Bus384-bit256-bit384-bit ?
Bandiwdth240 GB/s176 GB/s288 GB/s ?
Connectors6-pin + 6-pin6-pin + 6-pin8-pin + 6-pin8-pin + 6-pin
TDP200W190W250W?
Launch DateMarch 2014September 2014October 2013September 2014
MSRP$279$249$299 $279?

R9 285

285 performance 285 specs

R9 285 price

ASUS Radeon R9 285 STRIX

ASUS 285 STRIX (1) ASUS 285 STRIX (3) ASUS 285 STRIX (2) ASUS STRIX

 

Sapphire Radeon R9 285

OLYMPUS DIGITAL CAMERA Sapphire Radeon R9 285 DualX VideoCardz (1)

XFX Radeon R9 285

XFX Radeon R9 285 VideoCardz.jpg (2) XFX Radeon R9 285 VideoCardz.jpg (1)




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