Update NNUE architecture to SFNNv7 with larger L1 size of 2048

[stockfish] / src / nnue / nnue_architecture.h

diff --git a/src/nnue/nnue_architecture.h b/src/nnue/nnue_architecture.h
index 413dbb3dcd741bf9202d33e1d053772bf45f4dfe..65319b14bde9e03f326424e63e0e66929ec46875 100644 (file)
--- a/src/nnue/nnue_architecture.h
+++ b/src/nnue/nnue_architecture.h
@@ -40,7 +40,7 @@ namespace Stockfish::Eval::NNUE {
 using FeatureSet = Features::HalfKAv2_hm;
 
 // Number of input feature dimensions after conversion
-constexpr IndexType TransformedFeatureDimensions = 1536;
+constexpr IndexType TransformedFeatureDimensions = 2048;
 constexpr IndexType PSQTBuckets = 8;
 constexpr IndexType LayerStacks = 8;