HP ProBook 455 G4 will not be offering you Intel chips, instead AMD top of the line ASeries APUs is provided. HP was right by describing it as providing ‘affordable performance.’ This is probably because the HP ProBook 455 G4 will be offering you cost-effective AMD APUs.
Units come with AMD A10-9600P APU, AMD A9-9410 APU or AMD A6-9210 APU, all of which are clocked at 1.8 GHz. The processors are integrated with Radeon R5 graphics or Radeon R4 graphics.
Standard memory is 4 GB, upgradeable to 16 GB. The HP ProBook 455 G4 should still deliver responsive performance considering this is DDR4 RAM.