Lenovo ThinkPad T580
i7-8650u@4.2GHz(max) 
Refurbished. 6-mo Warranty.
Windows 11 Pro (default), Linux Mint, or QubesOS

Choose Your Options
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RAM: 16(2X8)GB, 16(1X16)GB, 32(2X16)GB
NVMe: 256GB, 512GB, 1TB
SCRN: TOUCH, NON-TOUCH
MARKS: LN, VG+, VG, GD, ACC+
O/S: Windows, Linux Mint, or QubesOS
MORE: Smart Card, WQHD, NVIDIA, ECC DRAM, etc.
(Msg me for the options that are not shown in the choices.)

Notes
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See Lenovo for complete specs on model 20L9001AUS
6-Mo Depot Warranty.
Returns available.
Usually ships in 2-3 business day. Msg me if you need expedited service.
The handling fee is just for the insurance. I am out of pocket a bit on the shipping.

Adapted from Lenovo's website:
TECH SPECS
Performance--
Processor: 8th Gen Intel® Core™ i7 Processor
Operating System: Windows 11 Pro (default)
Memory: Up to 64 GB DDR4
Storage: Up to 4TB NVME Gen3x4

Design--
Display: 15.6" Up to WQHD (2560 x 1440 ) IPS 3K anti-glare

Others--
Brand: ThinkPad