Performance measurements › arm_1 › hash-26 · system: x86_1 · arm_1

hash-26 The Hash Function CHIME — 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: The Hash Function CHIME
Implementation versions measured: reference
Parameter sets: CHIME-512, CHIME-1024
Security evaluation: hash-26 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-26/kat.sha256 in the harness) before timing.

instance	build flags	KAT
`CHIME-512`	guide	PASS
`CHIME-1024`	guide	PASS

4. Performance

instance	message	mean cycles	cycles/byte	mean time	MB/s	n
`CHIME-512`	32 B	1690	52.8	629 ns	50.9	100000 (5 × 20000)
`CHIME-512`	128 B	5404	42.2	2.01 µs	63.8	100000 (5 × 20000)
`CHIME-512`	512 B	19.2 k	37.4	7.11 µs	72.0	100000 (5 × 20000)
`CHIME-512`	1024 B	32.1 k	31.3	11.9 µs	86.0	100000 (5 × 20000)
`CHIME-512`	4096 B	140.2 k	34.2	52 µs	78.7	74770 (5 × 14954)
`CHIME-512`	8192 B	247.9 k	30.3	92 µs	89.1	38835 (5 × 7767)
`CHIME-512`	16384 B	489.4 k	29.9	182 µs	90.2	17415 (5 × 3483)
`CHIME-512`	65536 B	1.96 M	29.9	727 µs	90.2	4255 (5 × 851)
`CHIME-1024`	32 B	2237	69.9	832 ns	38.4	100000 (5 × 20000)
`CHIME-1024`	128 B	7206	56.3	2.68 µs	47.8	100000 (5 × 20000)
`CHIME-1024`	512 B	23.4 k	45.8	8.7 µs	58.9	100000 (5 × 20000)
`CHIME-1024`	1024 B	44.7 k	43.6	16.6 µs	61.8	100000 (5 × 20000)
`CHIME-1024`	4096 B	171.8 k	41.9	63.7 µs	64.3	48835 (5 × 9767)
`CHIME-1024`	8192 B	339.5 k	41.4	126 µs	65.0	24540 (5 × 4908)
`CHIME-1024`	16384 B	743.7 k	45.4	276 µs	59.4	11880 (5 × 2376)
`CHIME-1024`	65536 B	2.67 M	40.7	991 µs	66.1	3200 (5 × 640)

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
`CHIME-512`	hash_32	12108	1400 KiB	1464 KiB
`CHIME-512`	hash_128	12108	1400 KiB	1464 KiB
`CHIME-512`	hash_512	12108	1396 KiB	1464 KiB
`CHIME-512`	hash_1024	12108	1404 KiB	1468 KiB
`CHIME-512`	hash_4096	12108	1400 KiB	1468 KiB
`CHIME-512`	hash_8192	12108	3420 KiB	3484 KiB
`CHIME-512`	hash_16384	12108	1416 KiB	1496 KiB
`CHIME-512`	hash_65536	12108	1460 KiB	1588 KiB
`CHIME-1024`	hash_32	12404	1400 KiB	1464 KiB
`CHIME-1024`	hash_128	12404	1400 KiB	1464 KiB
`CHIME-1024`	hash_512	12404	1400 KiB	1468 KiB
`CHIME-1024`	hash_1024	12404	1404 KiB	1468 KiB
`CHIME-1024`	hash_4096	12404	1400 KiB	1468 KiB
`CHIME-1024`	hash_8192	12404	1408 KiB	1484 KiB
`CHIME-1024`	hash_16384	12404	1416 KiB	1500 KiB
`CHIME-1024`	hash_65536	12404	1464 KiB	1604 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
`CHIME-512`	KAT log (sha256 `9f5443bb43a1bce7…`)	`kat/hash-26/CHIME-512.log`
`CHIME-512`	timing hash_1024	`records/hash-26/CHIME-512__hash_1024.json`
`CHIME-512`	timing hash_128	`records/hash-26/CHIME-512__hash_128.json`
`CHIME-512`	timing hash_16384	`records/hash-26/CHIME-512__hash_16384.json`
`CHIME-512`	timing hash_32	`records/hash-26/CHIME-512__hash_32.json`
`CHIME-512`	timing hash_4096	`records/hash-26/CHIME-512__hash_4096.json`
`CHIME-512`	timing hash_512	`records/hash-26/CHIME-512__hash_512.json`
`CHIME-512`	timing hash_65536	`records/hash-26/CHIME-512__hash_65536.json`
`CHIME-512`	timing hash_8192	`records/hash-26/CHIME-512__hash_8192.json`
`CHIME-1024`	KAT log (sha256 `7f5dbe036176b9fb…`)	`kat/hash-26/CHIME-1024.log`
`CHIME-1024`	timing hash_1024	`records/hash-26/CHIME-1024__hash_1024.json`
`CHIME-1024`	timing hash_128	`records/hash-26/CHIME-1024__hash_128.json`
`CHIME-1024`	timing hash_16384	`records/hash-26/CHIME-1024__hash_16384.json`
`CHIME-1024`	timing hash_32	`records/hash-26/CHIME-1024__hash_32.json`
`CHIME-1024`	timing hash_4096	`records/hash-26/CHIME-1024__hash_4096.json`
`CHIME-1024`	timing hash_512	`records/hash-26/CHIME-1024__hash_512.json`
`CHIME-1024`	timing hash_65536	`records/hash-26/CHIME-1024__hash_65536.json`
`CHIME-1024`	timing hash_8192	`records/hash-26/CHIME-1024__hash_8192.json`

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