- Sep 19, 2011
- XPS 13 9360
- UHD 620
Hey, had someone success with 8550u 16gb qhd+ for big sur installation?
Right on cue. Here's the optimised configuration for 8550U 16GB QHD+ with NVMe drives.
For additional optimisation, change these UEFI parameters - but note that you will need to fine-tune these to suit your own specific CPU variant, as well as your current cooling strategy.
Optimised Configuration for i7-8550u DTS SMM Enabled 0x64C -> 0x01 TCC Activation offset 0x51D -> 0x10 Disable prochot output 0x519-> 0x01 Disable VR thermal alert 0x51a-> 0x01 Critical Trip Point 0x2b2 -> 0x77 Active Trip Point 0 (87C) 0x2AE -> 0x57 Active Trip Point 1 (71C) 0x2AD -> 0x47 Passive Trip Point (103) 0x2B1 -> 0x67 Package power limit unlock 0x4CB -> 0x00 Long Term Power Limit Override 0x4B6 -> 0x01 Long Term Power Limit - 0x4B2/3/4/5 -> 0xFF Long Term Time Window 0x4B7 -> 0x80 VR Current value lock 0x5f9/B/D/F -> 0xFF Config TDP lock 0x4E0 -> 0x01 CTDP Bios Conrol 0x4E1 -> 0x01 Turbo Performance Boot 0x4AE -> 0x02 Configurable TDP Level : TDP UP 0x4df -> 0x02
Please report back with performance scores.