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Unreleased AMD 'Gainsborough' APU Surfaces in Public Benchmarks

The engineering sample's name and test results have renewed speculation that Valve could be evaluating the chip for a Steam Deck sequel with no confirmation from either company.

Overview

  • Public OpenBenchmarking listings that surfaced Tuesday show an AMD engineering APU codenamed Gainsborough with six CPU cores and 12 threads running around 2.4 GHz.
  • The same test record lists 24 GB of LPDDR5 memory running at 9600 MT/s and GPU scores such as a 3,508 FurMark result, but the setup used validation modules and windowed tests.
  • Multiple outlets note the Gainsborough microcode maps to AMD Family 1Ah model DCh, which has been associated with Zen 6 variants, though the exact core type and iGPU design are not specified.
  • Reporters and analysts warn these numbers come from an engineering sample on a validation board with early drivers and unknown power or cooling limits, so final consumer performance could differ greatly.
  • Observers link the Gainsborough name to Valve because Valve used Final Fantasy VII codenames before and analysts say the chip could be for a handheld or a repurposed semi‑custom part, but AMD and Valve have not confirmed any product plans and supply constraints could affect timing.