AMD Radeon HD7800 “Pitcairn XT/Pro” Specifications Leaked

Hardware 5 years ago by

AMD would be launching its HD7800 Series of graphics processing units featuring the 28nm GCN Core Architecture in Early March – Codenamed Pitcairn, The series would consist of the HD7870 (Pitcairn XT) and HD7850 (Pitcairn Pro).

Specifications of both cards have been leaked which match the specs we reported a while back here. So what’s new in the HD7800 Series? A 28nm core powered by the GCN Pitcairn GPU used on two models, The Pitcairn XT which features 1408 stream processors, 88 texture units and 24 ROP’s, A 2GB GDDR5 memory (256-bit). The Core clock is maintained at 950Mhz and 5500Mhz for the memory. The HD7870 would retail for $299.


AMD Radeon HD 7870

  • 1408 Stream Processors
  • Code Name: Pitcairn XT
  • 2GB Memory Buffer
  • Release Date: March 2012
  • Price: 299 $

Its little brother, Pitcairn Pro based HD7850 would also launch the same day for a price of $249. This variant would feature 1280 stream processors, 80 texture units and 24 ROP’s, A 2GB memory buffer (256-bit GDDR5). The card would run at 900Mhz/5000Mhz for Core and Memory respectively. A 1Gb version of the card would also be available for $219, Specs would remain the same.

AMD Radeon HD 7850

  • 1280 Stream Processors
  • Code Name: Pitcairn Pro
  • 2GB Frame Buffer
  • Release Date: February 2012
  • Price: 249 $
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AMD Radeon HD 7850

  • 1280 Stream Processors
  • Code Name: Pitcairn Pro
  • 1GB Frame Buffer
  • Release Date: February 2012
  • Price: 219 $

Another SKU, HD7890 which is based on the Tahiti LE core is expected to launch in Q2 2012, The GPU would feature the Tahiti Die instead of the Pitcairn and pack 1536 Stream Processors, 96 Texture Units, 32 ROPs. A 1.5GB memory buffer with 384-bit wide interface. The GPU would be priced at $359 at launch.

AMD Radeon HD 7890

  • Code Name: Tahiti LE
  • 1.5GB Frame Buffer
  • Release Date: Q2 2012
  • Price: 359 $
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