MEM Score 32.8 on iPhone — HBM

MEM Score32.8

Percentile: Top 20 %; of 10 verified runs in class
Device class: iPhone; LPDDR, peak not published

Read38.9GB/s

Write41.5GB/s

Copy39.3GB/s

Random access	9.82 GB/s	0.61 G reads/s
Latency proxy	316 ns
Sustain	41.0 GB/s	94 % held over 18 s

AI decode ceiling

9.7tokens/s, 8B model at 4-bit

1.1 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: 1.33 TB
Duration: 48.0 s
Stack position: Layer 002, die 54 of 64
Run: 95s0cf4bkx

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