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Performance measurements › x86_1 › hash-12 · system: x86_1 · arm_1

hash-12 Iphe — performance on x86-64 (system x86_1)

Independent measurement following the structure of the NICCS x86 self-assessment guide, §3.5 (1)–(7). Not a submitter self-assessment.

1. Basic information

2. Assessment environment

item value
processor 12th Gen Intel(R) Core(TM) i7-12700 (CPU 2, one core)
clock max 2.10 GHz, governor performance, turbo off, SMT off
memory 31788 MiB
OS / kernel Debian GNU/Linux 13 (trixie) / 6.12.107+deb13-amd64
compiler / build tool gcc (Debian 14.2.0-19) 14.2.0 / cmake version 3.31.6
campaign start / end (UTC) 2026-09-25T10:02:21 / 2026-09-28T10:51:21

3. Functional testing (KAT)

Each library was checked against the submitted KAT vectors (SHA-256 manifest hash-12/kat.sha256 in the harness) before timing.

instance build flags KAT
Iphe-512 guide PASS
Iphe-768 guide PASS
Iphe-1024 guide PASS

4. Performance

instance message mean cycles cycles/byte mean time MB/s n
Iphe-512 32 B 18.5 k 576.8 8.82 µs 3.6 100000 (5 × 20000)
Iphe-512 128 B 19.0 k 148.7 9.1 µs 14.1 100000 (5 × 20000)
Iphe-512 512 B 49.4 k 96.5 23.6 µs 21.7 100000 (5 × 20000)
Iphe-512 1024 B 94.1 k 91.9 45 µs 22.8 82845 (5 × 16569)
Iphe-512 4096 B 351.6 k 85.8 168 µs 24.4 27570 (5 × 5514)
Iphe-512 8192 B 682.9 k 83.4 326 µs 25.1 14545 (5 × 2909)
Iphe-512 16384 B 1.37 M 83.3 652 µs 25.1 7500 (5 × 1500)
Iphe-512 65536 B 5.40 M 82.4 2.61 ms 25.1 1910 (5 × 382)
Iphe-768 32 B 17.7 k 554.3 8.47 µs 3.8 100000 (5 × 20000)
Iphe-768 128 B 18.6 k 145.5 8.9 µs 14.4 100000 (5 × 20000)
Iphe-768 512 B 62.8 k 122.6 30 µs 17.1 100000 (5 × 20000)
Iphe-768 1024 B 108.0 k 105.5 51.6 µs 19.8 73845 (5 × 14769)
Iphe-768 4096 B 407.4 k 99.5 195 µs 21.0 23390 (5 × 4678)
Iphe-768 8192 B 808.9 k 98.7 386 µs 21.2 12230 (5 × 2446)
Iphe-768 16384 B 1.62 M 98.8 773 µs 21.2 6240 (5 × 1248)
Iphe-768 65536 B 6.48 M 98.9 3.13 ms 20.9 1595 (5 × 319)
Iphe-1024 32 B 17.1 k 535.7 8.19 µs 3.9 100000 (5 × 20000)
Iphe-1024 128 B 31.4 k 245.4 15 µs 8.5 100000 (5 × 20000)
Iphe-1024 512 B 76.2 k 148.7 36.4 µs 14.1 100000 (5 × 20000)
Iphe-1024 1024 B 135.7 k 132.5 64.8 µs 15.8 63760 (5 × 12752)
Iphe-1024 4096 B 520.7 k 127.1 249 µs 16.5 19085 (5 × 3817)
Iphe-1024 8192 B 1.02 M 124.9 489 µs 16.8 9880 (5 × 1976)
Iphe-1024 16384 B 2.03 M 123.8 969 µs 16.9 5035 (5 × 1007)
Iphe-1024 65536 B 8.11 M 123.8 3.9 ms 16.8 1245 (5 × 249)

5. Resource consumption

Static memory is approximated by the library's loadable ELF segments; peak memory is the process high-water mark (VmHWM) including the benchmark driver and libc, so both are upper-bound proxies rather than isolated algorithm memory.

instance operation static: ELF image (bytes) baseline RSS peak RSS
Iphe-512 hash_32 12097 1692 KiB 1760 KiB
Iphe-512 hash_128 12097 1688 KiB 1776 KiB
Iphe-512 hash_512 12097 1672 KiB 1772 KiB
Iphe-512 hash_1024 12097 1672 KiB 1772 KiB
Iphe-512 hash_4096 12097 1684 KiB 1760 KiB
Iphe-512 hash_8192 12097 1672 KiB 1780 KiB
Iphe-512 hash_16384 12097 1700 KiB 1792 KiB
Iphe-512 hash_65536 12097 1752 KiB 1820 KiB
Iphe-768 hash_32 12161 1680 KiB 1744 KiB
Iphe-768 hash_128 12161 1680 KiB 1768 KiB
Iphe-768 hash_512 12161 1692 KiB 1756 KiB
Iphe-768 hash_1024 12161 1688 KiB 1760 KiB
Iphe-768 hash_4096 12161 1676 KiB 1764 KiB
Iphe-768 hash_8192 12161 1676 KiB 1740 KiB
Iphe-768 hash_16384 12161 1680 KiB 1788 KiB
Iphe-768 hash_65536 12161 1752 KiB 1816 KiB
Iphe-1024 hash_32 12289 1684 KiB 1748 KiB
Iphe-1024 hash_128 12289 1644 KiB 1772 KiB
Iphe-1024 hash_512 12289 1668 KiB 1780 KiB
Iphe-1024 hash_1024 12289 1684 KiB 1748 KiB
Iphe-1024 hash_4096 12289 1660 KiB 1784 KiB
Iphe-1024 hash_8192 12289 1676 KiB 1764 KiB
Iphe-1024 hash_16384 12289 1708 KiB 1792 KiB
Iphe-1024 hash_65536 12289 1736 KiB 1800 KiB

7. Raw evidence index

Paths are relative to performance/data/x86_1/ in the harness; each JSON file records its commands, environment and trials.

instance item file
Iphe-512 KAT log (sha256 f7847fcb832f9f40…) kat/hash-12/Iphe-512.log
Iphe-512 timing hash_1024 records/hash-12/Iphe-512__hash_1024.json
Iphe-512 timing hash_128 records/hash-12/Iphe-512__hash_128.json
Iphe-512 timing hash_16384 records/hash-12/Iphe-512__hash_16384.json
Iphe-512 timing hash_32 records/hash-12/Iphe-512__hash_32.json
Iphe-512 timing hash_4096 records/hash-12/Iphe-512__hash_4096.json
Iphe-512 timing hash_512 records/hash-12/Iphe-512__hash_512.json
Iphe-512 timing hash_65536 records/hash-12/Iphe-512__hash_65536.json
Iphe-512 timing hash_8192 records/hash-12/Iphe-512__hash_8192.json
Iphe-768 KAT log (sha256 bc720d53190324b6…) kat/hash-12/Iphe-768.log
Iphe-768 timing hash_1024 records/hash-12/Iphe-768__hash_1024.json
Iphe-768 timing hash_128 records/hash-12/Iphe-768__hash_128.json
Iphe-768 timing hash_16384 records/hash-12/Iphe-768__hash_16384.json
Iphe-768 timing hash_32 records/hash-12/Iphe-768__hash_32.json
Iphe-768 timing hash_4096 records/hash-12/Iphe-768__hash_4096.json
Iphe-768 timing hash_512 records/hash-12/Iphe-768__hash_512.json
Iphe-768 timing hash_65536 records/hash-12/Iphe-768__hash_65536.json
Iphe-768 timing hash_8192 records/hash-12/Iphe-768__hash_8192.json
Iphe-1024 KAT log (sha256 58a1e04f5511b5a4…) kat/hash-12/Iphe-1024.log
Iphe-1024 timing hash_1024 records/hash-12/Iphe-1024__hash_1024.json
Iphe-1024 timing hash_128 records/hash-12/Iphe-1024__hash_128.json
Iphe-1024 timing hash_16384 records/hash-12/Iphe-1024__hash_16384.json
Iphe-1024 timing hash_32 records/hash-12/Iphe-1024__hash_32.json
Iphe-1024 timing hash_4096 records/hash-12/Iphe-1024__hash_4096.json
Iphe-1024 timing hash_512 records/hash-12/Iphe-1024__hash_512.json
Iphe-1024 timing hash_65536 records/hash-12/Iphe-1024__hash_65536.json
Iphe-1024 timing hash_8192 records/hash-12/Iphe-1024__hash_8192.json

Scripts: performance/campaign.py, performance/ngcc_perf.c, performance/hashprof/ in the harness.