Field notes · Laptop GPU power, thermals, benchmarksNew entry daily

Field notes.

How laptop GPU power limits work, how to check yours, and what raising them actually does — measured in 3DMark, honest about heat, adapters and risk. No VBIOS flashing, ever.

**FIG. 1** — Latest entry: Why Your RTX Laptop GPU Is Capped at 175W — and How to Raise It Safely

Table 1 — All entries, newest first

RSS feed →

01 October 23, 2026
Why Your RTX Laptop GPU Is Capped at 175W — and How to Raise It Safely
NVIDIA caps RTX laptop GPUs at 175W in firmware — even chips that run at 320W or more on desktop. Why the cap exists, what it costs you, and how to raise it safely.
TGP unlock · power limit · RTX 4090 laptop · RTX 5090 laptop · 3DMark
7 min read

Topics

TGP unlockpower limitRTX 4090 laptopRTX 5090 laptop3DMark

Field notes.

Why Your RTX Laptop GPU Is Capped at 175W — and How to Raise It Safely