Why CPU Utilization Is Different When Using Different Hard Drives?

Computer Type: PC/Desktop
System Manufacturer/Model Number: home built
OS: Windows 10 Pro
CPU: AMD 7900X
Motherboard: ASUS ROG X670E Strix-E
Memory: 2 x 32 GB Crucial CL 5200
Graphics Card: NVidia GTX 3060 Ti
Sound Card: built-in sound
Monitor(s) Displays: Dell U2417H
Screen Resolution: 1920 x 1200
Keyboard: Daskeyboard
Mouse: Corsair M65 RGB Pro
PSU: Seasonic 850
Case: Phanteks Enthoo Pro with homebuilt wood "skateboard", 2 extra drive "sleds"
Cooling: Corsair AIO for CPU, 2 fans
Hard Drives: Sabrent 1 TB NMVe, Samsung 512 GB SSD, 2 x WD 12 TB, plus 14 TB WD drive for offline "backup of the backup" Plus a bunch of Hitachi 2 TB and 4 TB drives stored offline for yearly backups, 1 for each year
Internet Speed: very fast!
Browser: FireFox
Antivirus: NortonLifelock
Other Info: * Wacom Intuos Pro S * drive bay Silverstone 4-slot card reader/USB port * LG DVD burner * Logitech C920S webcam (highly recommended!) * Hope to upgrade to 4K monitor in 2024

Computer Type: Laptop
System Manufacturer/Model Number: Lenovo T14S
OS: Win 10 Pro
Motherboard: Lenovo-designed
Memory: 16 GB
Graphics Card: built-in
Sound Card: built-in
Hard Drives: 2 TB Sabrent NVMe. HDDs in USB external drive cases, 2 x WD EasyStore 4 TB.
Browser: Firefox
Antivirus: NortonLifelock
Other Info: battery life relatively short compared to my older Lenovo T series machines