MEM Score 4.9 on UHD Graphics — HBM

MEM Score4.9

Percentile: Top 90 %; of 10 verified runs in class
Device class: UHD Graphics; DDR4 / DDR5, 128-bit, 51.2 GB/s peak (varies)

Read13.6GB/s

Write11.0GB/s

Copy13.0GB/s

Random access	1.04 GB/s	0.07 G reads/s
Latency proxy	643 ns
Sustain	13.2 GB/s	100 % held over 18 s

AI decode ceiling

3.4tokens/s, 8B model at 4-bit

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

Memprint: drawn from this run's measurements only.

The tab was hidden for part of the run.
Form factor declared as laptop.

Timing: GPU timestamps
Working set: 2 × 256 MiB
Data moved: 306 GB
Duration: 49.5 s
Stack position: Layer 000, die 36 of 64
Run: ja80r1grqc

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