Performance measurements › arm_1 › hash-03 · system: x86_1 · arm_1

hash-03 C Hash — performance on AArch64 (system arm_1)

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

1. Basic information

Category: cryptographic hash algorithm; function: hash
Algorithm: C Hash
Implementation versions measured: reference
Parameter sets: CHash_512, CHash_1024
Security evaluation: hash-03 report
Measurement method: arm_1 method
Submission: NICCS page

2. Assessment environment

item	value
processor	Qualcomm Oryon (CPU 2, one core)
machine	ASUS Vivobook S 15
clock	fixed 2.71 GHz (governor performance, minimum = maximum), boost off, SMT none
memory	30562 MiB
OS / kernel	Ubuntu 26.04.1 LTS / 7.0.0-34-generic
compiler / build tool	gcc (Ubuntu 15.2.0-16ubuntu1) 15.2.0 / cmake version 4.2.3
campaign start / end (UTC)	2026-09-28T15:05:46 / 2026-09-29T08:43:52

3. Functional testing (KAT)

Each library was checked against the submitted KAT vectors (SHA-256 manifest hash-03/kat.sha256 in the harness) before timing.

instance	build flags	KAT
`CHash_512`	guide	PASS
`CHash_1024`	guide	PASS

4. Performance

instance	message	mean cycles	cycles/byte	mean time	MB/s	n
`CHash_512`	32 B	210.0 k	6563.4	77.9 µs	0.4	35375 (5 × 7075)
`CHash_512`	128 B	210.1 k	1641.8	78 µs	1.6	38525 (5 × 7705)
`CHash_512`	512 B	842.9 k	1646.2	313 µs	1.6	9690 (5 × 1938)
`CHash_512`	1024 B	1.47 M	1440.0	547 µs	1.9	5785 (5 × 1157)
`CHash_512`	4096 B	4.95 M	1208.3	1.84 ms	2.2	1720 (5 × 344)
`CHash_512`	8192 B	9.69 M	1182.6	3.59 ms	2.3	875 (5 × 175)
`CHash_512`	16384 B	19.06 M	1163.6	7.07 ms	2.3	450 (5 × 90)
`CHash_512`	65536 B	75.29 M	1148.9	27.9 ms	2.3	115 (5 × 23)
`CHash_1024`	32 B	209.9 k	6560.3	77.9 µs	0.4	36310 (5 × 7262)
`CHash_1024`	128 B	210.0 k	1640.5	77.9 µs	1.6	37385 (5 × 7477)
`CHash_1024`	512 B	843.0 k	1646.4	313 µs	1.6	9840 (5 × 1968)
`CHash_1024`	1024 B	1.48 M	1441.1	548 µs	1.9	5675 (5 × 1135)
`CHash_1024`	4096 B	4.95 M	1208.6	1.84 ms	2.2	1715 (5 × 343)
`CHash_1024`	8192 B	9.69 M	1183.0	3.6 ms	2.3	875 (5 × 175)
`CHash_1024`	16384 B	19.08 M	1164.4	7.08 ms	2.3	445 (5 × 89)
`CHash_1024`	65536 B	75.33 M	1149.4	27.9 ms	2.3	115 (5 × 23)

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
`CHash_512`	hash_32	14484	1404 KiB	1468 KiB
`CHash_512`	hash_128	14484	1404 KiB	1468 KiB
`CHash_512`	hash_512	14484	1404 KiB	1472 KiB
`CHash_512`	hash_1024	14484	1408 KiB	1472 KiB
`CHash_512`	hash_4096	14484	1404 KiB	1472 KiB
`CHash_512`	hash_8192	14484	1412 KiB	1484 KiB
`CHash_512`	hash_16384	14484	1420 KiB	1500 KiB
`CHash_512`	hash_65536	14484	1468 KiB	1596 KiB
`CHash_1024`	hash_32	14484	1404 KiB	1468 KiB
`CHash_1024`	hash_128	14484	1404 KiB	1468 KiB
`CHash_1024`	hash_512	14484	1404 KiB	1472 KiB
`CHash_1024`	hash_1024	14484	1408 KiB	1472 KiB
`CHash_1024`	hash_4096	14484	1408 KiB	1476 KiB
`CHash_1024`	hash_8192	14484	1412 KiB	1484 KiB
`CHash_1024`	hash_16384	14484	1420 KiB	1500 KiB
`CHash_1024`	hash_65536	14484	1468 KiB	3624 KiB

7. Raw evidence index

Paths are relative to performance/data/arm_1/ in the harness; each JSON file records its commands, environment and trials.

instance	item	file
`CHash_512`	KAT log (sha256 `71a608714d05cd9f…`)	`kat/hash-03/CHash_512.log`
`CHash_512`	timing hash_1024	`records/hash-03/CHash_512__hash_1024.json`
`CHash_512`	timing hash_128	`records/hash-03/CHash_512__hash_128.json`
`CHash_512`	timing hash_16384	`records/hash-03/CHash_512__hash_16384.json`
`CHash_512`	timing hash_32	`records/hash-03/CHash_512__hash_32.json`
`CHash_512`	timing hash_4096	`records/hash-03/CHash_512__hash_4096.json`
`CHash_512`	timing hash_512	`records/hash-03/CHash_512__hash_512.json`
`CHash_512`	timing hash_65536	`records/hash-03/CHash_512__hash_65536.json`
`CHash_512`	timing hash_8192	`records/hash-03/CHash_512__hash_8192.json`
`CHash_1024`	KAT log (sha256 `9bd96d2af2cf58f4…`)	`kat/hash-03/CHash_1024.log`
`CHash_1024`	timing hash_1024	`records/hash-03/CHash_1024__hash_1024.json`
`CHash_1024`	timing hash_128	`records/hash-03/CHash_1024__hash_128.json`
`CHash_1024`	timing hash_16384	`records/hash-03/CHash_1024__hash_16384.json`
`CHash_1024`	timing hash_32	`records/hash-03/CHash_1024__hash_32.json`
`CHash_1024`	timing hash_4096	`records/hash-03/CHash_1024__hash_4096.json`
`CHash_1024`	timing hash_512	`records/hash-03/CHash_1024__hash_512.json`
`CHash_1024`	timing hash_65536	`records/hash-03/CHash_1024__hash_65536.json`
`CHash_1024`	timing hash_8192	`records/hash-03/CHash_1024__hash_8192.json`

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