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PyTorch eager

PyTorch · python · MIT

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Vendorable · source mirrored · MITView source →

No package. Vendor the mirrored source: 31 lines, MIT.

19_ReLU.py
curl "https://kernelindex.com/api/v1/implementations/kernelbench-l1-19-relu-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
ReLUfp32 · [4096, 393216]
NVIDIA H100
4.28ms±0.04
#1 of 2
2026-03-05
ReLUfp32 · [4096, 393216]
NVIDIA H100
6.96ms±0.00
#1 of 2
2026-03-05

Reported · How evidence levels are derived →

Source and license

sourceavailable
revision digestsha256:0e8b4919569b918723c1ede66e0cdf903e0476ff7b522c21ae25198804da7657
license declaredMIT
license concludedMIT
imported2026-08-26

Kernel source

19_ReLU.py31 lines
import torch
import torch.nn as nn

class Model(nn.Module):
    """
    Simple model that performs a ReLU activation.
    """
    def __init__(self):
        super(Model, self).__init__()
    
    def forward(self, x: torch.Tensor) -> torch.Tensor:
        """
        Applies ReLU activation to the input tensor.

        Args:
            x (torch.Tensor): Input tensor of any shape.

        Returns:
            torch.Tensor: Output tensor with ReLU applied, same shape as input.
        """
        return torch.relu(x)

batch_size = 4096
dim = 393216

def get_inputs():
    x = torch.rand(batch_size, dim)
    return [x]

def get_init_inputs():
    return []  # No special initialization inputs needed
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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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