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Language Modeling on WikiText-2 (test)

1.2PPLAWQ
1.0841.8672.653.433Nov 3, 2023Apr 7, 2024Sep 10, 2024Feb 13, 2025Jul 19, 2025Dec 22, 2025May 28, 2026

Evaluation results

MethodLinks
AWQBackbone=Llama 2 13B, Context Length=2048, Quantization=2-bit weight-only PTQ2026.051.2————————————————————————2.14——
AWQBackbone=Llama 2 7B, Context Length=2048, Quantization=2-bit weight-only PTQ2026.052.2————————————————————————2.14——
FP16Type=None, Backbone=LLaMA-3-70B, Speedup=1.0x, Context Length=8192, Precision=16-bit2025.112.56———————————————————————————
BF16Model=Llama 3 70B, Bits=16.0, Context Length=81922024.062.59———————————————————————————
baselineBackbone=Llama-3-70B, Avg. Num. Bits=162024.012.59———————————————————————————
KVQuant-4bitBackbone=Llama-3-70B, Avg. Num. Bits=4.32-4.35, Outliers=1.0%, Quantization=NUQ2024.012.6———————————————————————————
QTIPModel=Llama 3 70B, Bits=4.00, Context Length=81922024.062.75———————————————————————————
QTIPType=vector, Backbone=LLaMA-3-70B, Speedup=1.7x, Context Length=8192, Precision=4-bit2025.112.75———————————————————————————
PAROQType=linear, Backbone=LLaMA-3-70B, Speedup=2.2x, Context Length=8192, Precision=4-bit2025.112.82———————————————————————————
FP16Precision=FP16, Model Architecture=L3-70B2026.042.85———————————————————————————
FP16Bits=16, Model=LLaMA-3, Size=70B, Group size=1282024.062.86———————————————————————————
FP16 BaselineMX Format=FP16, Model=LLaMA3-70B2024.112.86———————————————————————————
AWQType=linear, Backbone=LLaMA-3-70B, Speedup=2.4x, Context Length=8192, Precision=4-bit2025.112.96———————————————————————————
QuIP#Model=Llama 3 70B, Bits=4.00, Context Length=81922024.062.99———————————————————————————
QUIP#Type=vector, Backbone=LLaMA-3-70B, Speedup=1.9x, Context Length=8192, Precision=4-bit2025.112.99———————————————————————————
FP16Bits=16.0, Model=Llama-2 70B, Context Length=40962024.063.12———————————————————————————
baselineBackbone=Llama-2-70B, Avg. Num. Bits=162024.013.12———————————————————————————
KVQuant-4bitBackbone=Llama-2-70B, Avg. Num. Bits=4.32-4.35, Outliers=1.0%, Quantization=NUQ2024.013.13———————————————————————————
QTIPBits=4.0, Model=Llama-2 70B, Context Length=40962024.063.16———————————————————————————
QuIP#Bits=4.0, Model=Llama-2 70B, Context Length=40962024.063.18———————————————————————————
QTIPModel=Llama 3 70B, Bits=3.00, Context Length=81922024.063.18———————————————————————————
AQLMBits=4.0, Model=Llama-2 70B, Context Length=40962024.063.19———————————————————————————
QTIPBits=3.0, Model=Llama-2 70B, Context Length=40962024.063.26———————————————————————————
W16A16Quantization=W16A16, Model Scale=LLaMA-2 70B2024.023.31———————————————————————————
Llama-2 (FP16)#Bit=16.00, Model Variant=Llama-2-70B2025.033.31———————————————————————————
FP16Model=LLaMA2-70B, Bits=16, Group Size=N/A2023.113.32———————————————————————————
FP16Model=LLaMA2-70B, Bit-width=16-bit, Quantization Method=None, Group Size=None2023.113.32———————————————————————————
BaselineModel=LLAMA-2 70B, Weight Quantization=None, Outlier Features=None, Sequence Length=20482024.033.32———————————————————————————
FP16Bits=16, Model=LLaMA-2, Size=70B, Group size=1282024.063.32———————————————————————————
DenseBackbone=Llama-2 70B, Sparsity=0%, Context Length=20482025.103.32———————————————————————————
E-QATType=linear, Backbone=LLaMA-3-70B, Speedup=2.4x, Context Length=8192, Precision=4-bit2025.113.33———————————————————————————
QuIP#Bits=3.0, Model=Llama-2 70B, Context Length=40962024.063.35———————————————————————————
AQLMBits=3.0, Model=Llama-2 70B, Context Length=40962024.063.36———————————————————————————
NF4-asymModel=LLaMA2-70B, Bits=4, Group Size=642023.113.4———————————————————————————
NF4-symModel=LLaMA2-70B, Bits=4, Group Size=642023.113.42———————————————————————————
NF4-asymModel=LLaMA2-70B, Bits=4, Group Size=1282023.113.42———————————————————————————
INT4Model=LLaMA2-70B, Bits=4, Group Size=642023.113.44———————————————————————————
NF4-symModel=LLaMA2-70B, Bits=4, Group Size=2562023.113.44———————————————————————————
NF4-symModel=LLaMA2-70B, Bits=4, Group Size=1282023.113.44———————————————————————————
NF4-asymModel=LLaMA2-70B, Bits=4, Group Size=2562023.113.44———————————————————————————
INT4Model=LLaMA2-70B, Bits=4, Group Size=1282023.113.46———————————————————————————
INT4Model=LLaMA2-70B, Bits=4, Group Size=2562023.113.49———————————————————————————
NF4-asymModel=LLaMA2-70B, Bits=4, Group Size=12023.113.51———————————————————————————
NF4-symModel=LLaMA2-70B, Bits=4, Group Size=12023.113.52———————————————————————————
FP16Bits=16.0, Model=Llama-1 65B, Context Length=20482024.063.53———————————————————————————
baselineModel=LLaMA-65B, Precision=fp16, KV Cache Size (GB)=3202024.013.53———————————————————————————
FP16W-Bits=16, Model Family=LLaMA-1, Model Size=65B2025.053.53———————————————————————————
KVQuant-4bit-1%Model=LLaMA-65B, Bit-width=4-bit, Outlier Ratio=1%, KV Cache Size (GB)=86.52024.013.54———————————————————————————
KVQuant-4bitModel=LLaMA-65B, Bit-width=4-bit, KV Cache Size (GB)=802024.013.55———————————————————————————
FlexGen-4bitModel=LLaMA-65B, Bit-width=4-bit, KV Cache Size (GB)=86.32024.013.56———————————————————————————
ATOM-4bitModel=LLaMA-65B, Bit-width=4-bit, KV Cache Size (GB)=83.12024.013.57———————————————————————————
KVQuant-3bit-1%Model=LLaMA-65B, Bit-width=3-bit, Outlier Ratio=1%, KV Cache Size (GB)=66.52024.013.57———————————————————————————
QTIPBits=4.0, Model=Llama-1 65B, Context Length=20482024.063.58———————————————————————————
QuIP#Model=Llama 3 70B, Bits=3.00, Context Length=81922024.063.59———————————————————————————
QuIP#Bits=4.0, Model=Llama-1 65B, Context Length=20482024.063.6———————————————————————————
QuaRot-128GModel=LLAMA-2 70B, Weight Quantization=GPTQ-128G, Outlier Features=0, Group Size=128, Sequence Length=20482024.033.61———————————————————————————
nf4Model=LLaMA-65B, Bit-width=4-bit, KV Cache Size (GB)=80.12024.013.63———————————————————————————
KVQuant-3bitModel=LLaMA-65B, Bit-width=3-bit, KV Cache Size (GB)=602024.013.63———————————————————————————
GPTVQBits=4.13, Model=Llama-1 65B, Context Length=20482024.063.64———————————————————————————
ShiftAddLLMBits=3, Model=LLaMA-2 70B2024.063.64———————————————————————————
ShiftAddLLM (Acc.)Bits=3, Model=LLaMA-2, Size=70B, Group size=1282024.063.64———————————————————————————
FlexGen-3bitModel=LLaMA-65B, Bit-width=3-bit, KV Cache Size (GB)=65.92024.013.66———————————————————————————
INT4Model=LLaMA2-70B, Bits=4, Group Size=12023.113.67———————————————————————————
QTIPBits=3.0, Model=Llama-1 65B, Context Length=20482024.063.68———————————————————————————
QuIP#Bits=3.0, Model=Llama-1 65B, Context Length=20482024.063.7———————————————————————————
QTIPBits=2.0, Model=Llama-2 70B, Context Length=40962024.063.7———————————————————————————
KVQuant-2bit-1%Model=LLaMA-65B, Bit-width=2-bit, Outlier Ratio=1%, KV Cache Size (GB)=46.52024.013.7———————————————————————————
ClusComp#Bit=2.72, Model Variant=Llama-2-70B2025.033.72———————————————————————————
int4Model=LLaMA-65B, Bit-width=4-bit, KV Cache Size (GB)=80.12024.013.73———————————————————————————
AFPQ (NF3-asym)Model=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g642023.113.74———————————————————————————
AWQBits=3, Model=LLaMA-2, Size=70B, Group size=1282024.063.74———————————————————————————
SqueezeLLM#Bit=3.02, Model Variant=Llama-2-70B2025.033.77———————————————————————————
ATOM-3bitModel=LLaMA-65B, Bit-width=3-bit, KV Cache Size (GB)=632024.013.78———————————————————————————
GPTVQBits=3.13, Model=Llama-1 65B, Context Length=20482024.063.79———————————————————————————
QuaRotModel=LLAMA-2 70B, Weight Quantization=GPTQ, Outlier Features=0, Sequence Length=20482024.033.79———————————————————————————
AFPQ (NF3-asym)Model=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g1282023.113.82———————————————————————————
AQLMBits=2.0, Model=Llama-2 70B, Context Length=40962024.063.83———————————————————————————
FPModel=Mixtral-8×7B (46.7B - A12.9B), #Bits=16.02026.053.84———————————————————————————
FP#Bits=16.0, Model=Mixtral-8×7B2026.053.84———————————————————————————
INT3Model=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g642023.113.85———————————————————————————
NF3-symModel=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g642023.113.85———————————————————————————
FP16Model=MIXTRAL-8X7B, Quantization=2-bit2026.053.87———————————————————————————
FP16Model=MIXTRAL-8X7B, Quantization=3-bit2026.053.87———————————————————————————
OPTQBits=3, Model=LLaMA-2, Size=70B, Group size=1282024.063.88———————————————————————————
AFPQ (NF3-asym)Model=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g2562023.113.89———————————————————————————
QuIP#Bits=2.0, Model=Llama-2 70B, Context Length=40962024.063.91———————————————————————————
NF3-symModel=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g1282023.113.92———————————————————————————
FlexRoundBits=3, Model=LLaMA-2 70B2024.063.92———————————————————————————
BTC-LLMW-Bits=1.11, Model Family=LLaMA-1, Model Size=65B2025.053.94———————————————————————————
INT3Model=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g1282023.113.98———————————————————————————
NF3-symModel=LLaMA2-70B, Bit-width=3-bit, Quantization Method=RTN, Group Size=g2562023.113.98———————————————————————————
LUT-GEMMBits=3, Model=LLaMA-2, Size=70B, Group size=1282024.064.01———————————————————————————
VPTQW-Bits=2, Model Family=LLaMA-1, Model Size=65B2025.054.01———————————————————————————
KVQuant-2bitModel=LLaMA-65B, Bit-width=2-bit, KV Cache Size (GB)=402024.014.03———————————————————————————
BTC-LLMW-Bits=0.90, Model Family=LLaMA-1, Model Size=65B2025.054.03———————————————————————————
FP16Bits=16.0, Model=Llama-1 30B, Context Length=20482024.064.1———————————————————————————
baselineModel=LLaMA-30B, Precision=fp16, KV Cache Size (GB)=1952024.014.1———————————————————————————
OriginalModel=Llama-30B2026.024.1———————————————————————————
FP16W-Bits=16, Model Family=LLaMA-1, Model Size=30B2025.054.1———————————————————————————
TILEQsModel=MIXTRAL-8X7B, Quantization=3-bit, Extra Bits (Scales/Low-rank)=0.16/0.032026.054.1———————————————————————————