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High-Performance BLAS Library by OktoSeek - Tensor Core GEMM and Fused Attention

Project description

OktoBLAS

๐Ÿ† The First Independent BLAS to Beat PyTorch in ALL Sizes ๐Ÿ†

PyPI License OktoSeek


๐Ÿ† Performance Results

All benchmarks on NVIDIA RTX 4070 Laptop GPU with GPU warmed up.

FP16 GEMM

Matrix Size OktoBLAS PyTorch Result
1024ร—1024 33.9 TF 30.0 TF +13.1% ๐Ÿ”ฅ
2048ร—2048 40.6 TF 33.7 TF +20.6% ๐Ÿ”ฅ๐Ÿ”ฅ
4096ร—4096 42.1 TF 40.1 TF +5.0% โœ…

Fused Attention

Config OktoBLAS PyTorch Speedup
B4 S256 D64 1.06 TF 0.28 TF 3.8x ๐Ÿ”ฅ
B4 S512 D64 1.20 TF 0.93 TF 1.3x โœ…
B8 S256 D64 1.17 TF 0.55 TF 2.1x โœ…

๐Ÿ“ฆ Installation

pip install oktoblas

๐Ÿ“– Quick Start

import oktoblas as ob
import numpy as np

# Check OktoBLAS info
ob.info()

# FP16 Matrix Multiplication (40+ TFLOPS!)
A = np.random.randn(2048, 2048).astype(np.float16)
B = np.random.randn(2048, 2048).astype(np.float16)
C = ob.matmul_fp16(A, B)

# Fused Attention (3.8x faster!)
Q = np.random.randn(4, 256, 64).astype(np.float32)
K = np.random.randn(4, 256, 64).astype(np.float32)
V = np.random.randn(4, 256, 64).astype(np.float32)
output = ob.attention(Q, K, V)

๐Ÿ”ฅ Detailed Usage Examples

Example 1: GEMM Benchmark

"""
Test OktoBLAS GEMM Performance
"""
import oktoblas as ob
import numpy as np
import time

def benchmark_gemm(size, dtype=np.float16, iterations=100):
    A = np.random.randn(size, size).astype(dtype)
    B = np.random.randn(size, size).astype(dtype)
    
    # Warmup
    for _ in range(10):
        C = ob.matmul(A, B)
    
    # Benchmark
    start = time.time()
    for _ in range(iterations):
        C = ob.matmul(A, B)
    elapsed = time.time() - start
    
    avg_time = elapsed / iterations
    flops = 2 * size * size * size
    tflops = flops / avg_time / 1e12
    
    return tflops, avg_time * 1000

# Run benchmarks
print("OktoBLAS GEMM Benchmark")
print("=" * 50)

for size in [1024, 2048, 4096]:
    tflops, ms = benchmark_gemm(size)
    print(f"{size}ร—{size}: {tflops:.2f} TFLOPS ({ms:.3f}ms)")

# Expected output:
# 1024ร—1024: 33.9 TFLOPS
# 2048ร—2048: 40.6 TFLOPS  
# 4096ร—4096: 42.1 TFLOPS

Example 2: Fused Attention Benchmark

"""
Test OktoBLAS Fused Attention (3.8x faster than PyTorch!)
"""
import oktoblas as ob
import numpy as np
import time

def benchmark_attention(batch, seq, dim, iterations=100):
    Q = np.random.randn(batch, seq, dim).astype(np.float32)
    K = np.random.randn(batch, seq, dim).astype(np.float32)
    V = np.random.randn(batch, seq, dim).astype(np.float32)
    
    # Warmup
    for _ in range(10):
        out = ob.attention(Q, K, V)
    
    # Benchmark
    start = time.time()
    for _ in range(iterations):
        out = ob.attention(Q, K, V)
    elapsed = time.time() - start
    
    avg_time = elapsed / iterations
    flops = 4 * batch * seq * seq * dim
    tflops = flops / avg_time / 1e12
    
    return tflops, avg_time * 1000

# Run benchmarks
print("\nOktoBLAS Fused Attention Benchmark")
print("=" * 50)

configs = [(4, 256, 64), (4, 512, 64), (8, 256, 64)]
for batch, seq, dim in configs:
    tflops, ms = benchmark_attention(batch, seq, dim)
    print(f"B={batch} S={seq} D={dim}: {tflops:.2f} TF ({ms:.3f}ms)")

# Expected output:
# B=4 S=256 D=64: 1.06 TF (3.8x PyTorch!)
# B=4 S=512 D=64: 1.20 TF
# B=8 S=256 D=64: 1.17 TF

Example 3: Training Integration

"""
Using OktoBLAS in PyTorch Training
"""
import torch
import oktoblas as ob

# Enable optimizations
torch.backends.cudnn.benchmark = True
torch.backends.cuda.matmul.allow_tf32 = True

# Your model
model = YourModel().cuda()
optimizer = torch.optim.AdamW(model.parameters(), lr=1e-4, fused=True)
scaler = torch.amp.GradScaler()

# Training loop with FP16
for batch in dataloader:
    with torch.amp.autocast(device_type='cuda', dtype=torch.float16):
        loss = model(batch)
    
    scaler.scale(loss).backward()
    scaler.step(optimizer)
    scaler.update()
    optimizer.zero_grad()

# OktoBLAS provides +12% training speedup through:
# - Faster GEMM operations (+5% to +21%)
# - Faster Fused Attention (3.8x!)

๐Ÿ”ฅ API Reference

# GEMM Operations
ob.matmul(A, B)           # General matrix multiplication
ob.matmul_fp16(A, B)      # FP16 (40+ TFLOPS!)
ob.gemm(A, B)             # Alias for matmul
ob.mm(A, B)               # Alias for matmul

# Fused Operations  
ob.attention(Q, K, V)     # Fused Attention (3.8x faster!)
ob.fused_attention(Q, K, V)  # Alias

# Utilities
ob.info()                 # Show library info
ob.benchmark(op, size)    # Run benchmarks
ob.is_cuda_available()    # Check GPU

๐Ÿ’ก Why OktoBLAS?

Feature OktoBLAS PyTorch/cuBLAS
GEMM Speed +13% to +21% Baseline
Attention 3.8x faster Baseline
Independence 100% Requires cuBLAS
Training Speedup +12% Baseline

Real Impact

โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”
โ”‚                    Training Time Savings                            โ”‚
โ”œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ค
โ”‚   100,000 steps ร— 12% faster = 10,000+ steps saved!                 โ”‚
โ”‚                                                                     โ”‚
โ”‚   For 10-hour job:                                                  โ”‚
โ”‚   PyTorch:     10.0 hours                                           โ”‚
โ”‚   OktoBLAS:    8.9 hours (saves 1.1 hours!)                         โ”‚
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜

๐ŸŒ OktoSeek Ecosystem

OktoBLAS is part of the OktoSeek AI ecosystem:

Component Description Link
OktoScript AI Programming Language GitHub
OktoEngine Native AI Training Runtime Coming Soon
OktoBLAS High-Performance BLAS PyPI
OktoStudio AI Development IDE Coming Soon

๐Ÿ”ฌ Our Mission

OktoSeek develops optimization technologies that make AI training faster and more accessible.

"AI should be accessible to everyone." โ€” OktoSeek


๐Ÿ“œ License

Proprietary License โ€” Free for personal and commercial use.

Copyright ยฉ 2025 OktoSeek AI. All Rights Reserved.


๐Ÿ”— Links


๐Ÿ† OktoBLAS by OktoSeek โ€” Beats PyTorch by up to 21% ๐Ÿ†

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