ThinkPad P1 Gen 7

P1 Gen7 would come closest in meeting your requirements. Has two drive slots, upgradeable RAM (theoretically at least, because the LPCAMM2 modules that model introduced are unobtanium in practice, not available anywhere) and a very decent 16" WQXGA (2560x1600) display option. 90Wh battery. No RJ45 E

"The thinkpad P1 and T1g seem to fall in that ballpark, but I haven't heard much about these machines used in the same breath as "creative workstations."" newest is P1 / T1p Gen8 , but I not touch it and not see any reviews. In spec's Gen8 is Gen7 + core ultra 2xx instead of core ultra 1xx + new dGP

I snagged a P1 Gen7 in Sept. w/ the OLED touchscreen. I'm pretty picky about color accuracty and deep blacks, and it's been great but not a huge jump in image quality over my ~7year old lenovo. I don't have any complaints about the screen, and I leave it on most of the day but if I know I'm walking

I bought and returned a refurbished P1 Gen7 with an Ultra Core (Intel) processor recently. The machine was beautiful and I loved almost everything about it, but there was 1 persistent issue that made me return it - a display flicker that worsened when the iGPU was under stress - like when having mul