what CPU I can upgrade to? my motherboard is hp843c

[LeeShong]

My motherboard is hp843c, may be too old. I can't find its specification in hp support doc. I would like to upgrade my CPU, but I didn't know what kind of CPU it can support.

[Paul_Tikkanen · Accepted solution]

The only motherboard that I could find is this one with a 843C SSID, which is not that old.

HP Desktop PCs - motherboard specifications, LincsB | HP® Support

Processor upgrade information

• TDP: up to 65 W
• Socket type: LGA1151
• Motherboard supports the following processor upgrades:

  Processor	TDP
  Intel Core i7+ 8700, 6C, 3.2 GHz (Coffee Lake-S)	65 W
  Intel Core i5+ 8400, 6C, 2.8 GHz (Coffee Lake-S)	65 W
  Intel Core i7-8700, 6C 12T, 3.2 GHz (Coffee Lake-S)	65 W
  Intel Core i5-8400, 6C 6T, 2.8 GHz (Coffee Lake-S)	65 W
  Intel Core i3-8100, 4C, 3.6 GHz (Coffee Lake-S)	65 W
  Intel Pentium Gold G5400, 2C, 3.7 GHz (Coffee Lake-S)	54 W
  Intel Celeron G4900, 2C, 3.1 GHz (Coffee Lake-S)	54 W

It would be much better if you posted the full model number or product number of your PC instead of a motherboard ID.

[LeeShong]

cool, thanks for your help info

[Paul_Tikkanen]

You're very welcome.