Dell Precision 3560 vs HP ZBook Firefly

“Problems I still face Unstability of the A2DP Bluetooth sink to my Bluetooth speakers, with appearance in /var/log/syslog of lines like : hci0: urb 00000000bb1ddbc1 submission failed (90) hci0: sending frame failed (-90) hci0: SCO packet for unknown connection handle 0”askubuntu.com, ověřeno 6 September 2026.

“I got a HP ZBook Firefly from my customer that I'm supposed to install UBUNTU on. It installed without a hitch, but when restarting after the instal (where desktop sound and everything has been working) i get greeted with a black screen.”h30434.www3.hp.com, ověřeno 12 September 2026.

“The Dell Precision 3560 has two RAM slots which you can use to add or replace with a larger one if it isn't already at the maximum size that the system chipset support.”windowstip.com, ověřeno 6 September 2026.

“Note: The memory is soldered and not user-upgradable.”laptopmedia.com, ověřeno 12 September 2026.

“The viewing angles are good. We offer images at different angles to evaluate the quality.”laptopmedia.com, ověřeno 6 September 2026.

“The 1200p IPS display (BOE0C31) is suitable for work. The PWM-free unit offers wide viewing angles and 327 nits of max brightness.”laptopmedia.com, ověřeno 12 September 2026.