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OpenSSL Performance Benchmark

TLS 1.2 vs 1.3 Comparison3 iterations per version
Last run: 2026-01-05 • Iterations: 1.1.1w (3x), 3.0.18 (3x), 3.1.8 (3x), 3.2.6 (3x), 3.3.5 (3x), 3.4.3 (3x), 3.5.4 (3x), 3.6.0 (3x)

TLS 1.2 vs 1.3 Comparison

Comparison of connection setup capacity between TLS 1.2 and TLS 1.3 across OpenSSL versions. Shows connections per second and the percentage difference between protocols.
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Licensed under Apache 2.0 • Community-driven development • v1.0.15