A:Answer Here is the system datasheet. Click on the motherboard and then open processor upgrades.
https://support.hp.com/us-en/document/c06432435
TDP: up to 65 W
Socket type: LGA1151
Motherboard supports the following processor upgrades:
Processor
TDP
Intel Core i7-9700 3 GHz Base frequency, 4.7 GHz with Intel Turbo Boost Technology, 12 MB cache, Octa core (Coffee Lake-R)
65 W
Intel Core i7-9700F 3 GHz Base frequency, 4.7 GHz with Intel Turbo Boost Technology, 12 MB cache, Octa core (Coffee Lake-R)
65 W
Intel Core i5-9400 2.9 GHz Base frequency, 4.1 GHz with Intel Turbo Boost Technology, 9 MB cache, Hexa core (Coffee Lake-R)
65 W
Intel Core i5-9400F 2.9 GHz Base frequency, 4.1 GHz with Intel Turbo Boost Technology, 9 MB cache, Hexa core (Coffee Lake-R)
65 W
Intel Core i3-9100 3.6 GHz Base frequency, 4.2 GHz with Intel Turbo Boost Technology, 6 MB cache, Quad core (Coffee Lake-R)
65 W
Intel Core i3-9100F 3.6 GHz Base frequency, 4.2 GHz with Intel Turbo Boost Technology, 6 MB cache, Quad core (Coffee Lake-R)
65 W
Intel Core i5-8400 2.8 GHz Base frequency, 4.0 GHz with Intel Turbo Boost Technology, 9 MB cache, Hexa core (Coffee Lake-S)
65 W
Intel Core i3-8100 3.6 GHz Base frequency, 6 MB cache, Quad core (Coffee Lake-S)
65 W
Intel Pentium Gold G5420 3.8 GHz Base frequency, 4 MB cache, Dual core (Coffee Lake-R)
54 W
Intel Celeron G4930 3.2 GHz Base frequency, 2 MB cache, Dual core (Coffee Lake-R)
54 W