MEM Score 34.0 on iPhone — HBM

MEM Score34.0

Percentile: Top 22 %; of 23 verified runs in class
Device class: iPhone; LPDDR, peak not published

Read42.7GB/s

Write42.5GB/s

Copy43.3GB/s

Random access	9.88 GB/s	0.62 G reads/s
Latency proxy	328 ns
Sustain	43.3 GB/s	100 % held over 18 s

AI decode ceiling

11tokens/s, 8B model at 4-bit

1.2 tokens/s at 70B, if it fits. Upper bound

Memprint: drawn from this run's measurements only.

Sized for a phone: a smaller working set that still outruns every cache on the chip.

Timing: GPU timestamps
Working set: 2 × 128 MiB
Data moved: 1.43 TB
Duration: 48.1 s
Stack position: Layer 003, die 27 of 64
Run: pf0xw1aqtt

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