From 2700d3af36e5ce11f6c2c9644130635f83bae6d5 Mon Sep 17 00:00:00 2001 From: Kawrakow Date: Thu, 12 Dec 2024 16:04:20 +0100 Subject: IQ4_K_R4 (#138) * iq4_k_r4: WIP * iq4_k_r4: Zen4 and hopefully AVX2 On Zen4 we get PP-512(LLaMA-3.1-8B) = 232.6 t/s, up from 182.2 t/s for iq4_k. Applying the extra shift costs a ~6 performance penalty. * iq4_k_r4: AVX2 PP-512 = 227.60 t/s. The shifts are really costly. * iq4_k_r4: NEON We get PP-512(LLaMA-3.1-8B) = 108 t/s, up from 58.2 t/s for iq4_k. --------- Co-authored-by: Iwan Kawrakow --- examples/quantize/quantize.cpp | 1 + 1 file changed, 1 insertion(+) (limited to 'examples') diff --git a/examples/quantize/quantize.cpp b/examples/quantize/quantize.cpp index 4c650b87..f1e3902c 100644 --- a/examples/quantize/quantize.cpp +++ b/examples/quantize/quantize.cpp @@ -57,6 +57,7 @@ static const std::vector QUANT_OPTIONS = { { "IQ3_K", LLAMA_FTYPE_MOSTLY_IQ3_K, " 3.44 bpw non-linear quantization", }, { "IQ3_KL", LLAMA_FTYPE_MOSTLY_IQ3_KL, " 4 bpw non-linear quantization mix",}, { "IQ4_K", LLAMA_FTYPE_MOSTLY_IQ4_K, " 4.5 bpw non-linear quantization", }, + { "IQ4_K_R4", LLAMA_FTYPE_MOSTLY_IQ4_K_R4, "IQ4_K repacked", }, { "IQ5_K", LLAMA_FTYPE_MOSTLY_IQ5_K, " 5.5 bpw non-linear quantization", }, { "IQ6_K", LLAMA_FTYPE_MOSTLY_IQ6_K, " 6.6 bpw non-linear quantization", }, { "Q4_K", LLAMA_FTYPE_MOSTLY_Q4_K_M, "alias for Q4_K_M", }, -- cgit v1.2.3