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66_Matmul_Dropout_Softmax.py
curl "https://kernelindex.com/api/v1/implementations/kernelbench-l2-66-matmul-dropout-softmax-torch?include=source"interfacepython · torch_eager
symbolModel.forward
Compatibility
measured onNVIDIA H100
declared hardwaredeclared only
architectures—
dtypes
Benchmark evidence
2 measurements across 1 GPU, fastest first.
Operation / workload
Hardware
Latency
Rank
Observed
Reported · How evidence levels are derived →
Source and license
sourceavailable
revision digestsha256:87002d74cbe9385e02ae2b073f5db9904cc31a47da7e29ce80399d400d71027c
license declaredMIT
license concludedMIT
imported2026-08-26
Kernel source
66_Matmul_Dropout_Softmax.py36 lines
import torch
import torch.nn as nn
class Model(nn.Module):
"""
A model that performs matrix multiplication, applies dropout, and then applies softmax.
"""
def __init__(self, in_features, out_features, dropout_p):
super(Model, self).__init__()
self.matmul = nn.Linear(in_features, out_features)
self.dropout = nn.Dropout(dropout_p)
def forward(self, x):
"""
Args:
x (torch.Tensor): Input tensor of shape (batch_size, in_features).
Returns:
torch.Tensor: Output tensor of shape (batch_size, out_features).
"""
x = self.matmul(x)
x = self.dropout(x)
x = torch.softmax(x, dim=1) # Softmax over features
return x
batch_size = 128
in_features = 16384
out_features = 16384
dropout_p = 0.2
def get_inputs():
return [torch.rand(batch_size, in_features)]
def get_init_inputs():
return [in_features, out_features, dropout_p]
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Source code from KernelBench, © 2023 Anne Ouyang, Simon Guo, Azalia Mirhoseini (Scaling Intelligence Lab, Stanford University), MIT License · MIT
Best evidence level for this revision: reported
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