MEM Score 105.5 on RTX 5090 — HBM

MEM Score105.5

Percentile: Top 33 %; of 34 verified runs in class
Device class: RTX 5090; GDDR7, 512-bit, 1,792 GB/s peak

Read1731GB/s97 % of published peak

Write1485GB/s

Copy1397GB/s

Random access	189.6 GB/s	11.85 G reads/s
Latency proxy	289 ns
Sustain	1379 GB/s	100 % held over 18 s

AI decode ceiling

433tokens/s, 8B model at 4-bit

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

Memprint: drawn from this run's measurements only.

Form factor declared as desktop.

Timing: GPU timestamps
Working set: 2 × 256 MiB
Data moved: 7.93 TB
Duration: 55.0 s
Stack position: Layer 001, die 22 of 64
Run: zd20s1zst2

Test your memory Find it in The Stack RTX 5090