Few upgrades improve a computer’s feel like switching storage. Here’s how the main types compare.

Hard disk drives (HDD)

Spinning magnetic platters. They are slow (roughly 100–200 MB/s), sensitive to shock, and noisy, but cheap per terabyte. Best for archives, backups, and bulk storage.

SATA SSDs

Flash storage using the older SATA connection, with speeds around 500–550 MB/s. A huge improvement over HDDs and still fine for general office use or upgrading older machines.

NVMe SSDs

Flash storage connecting directly over PCIe, reaching thousands of MB/s. Best for modern laptops, workstations, databases, and virtualization hosts.

Real-world difference

For typical office tasks, moving from HDD to any SSD is the big leap. Moving from SATA to NVMe is noticeable mainly in heavy workloads: large files, databases, video, and VMs.

Which to use where

Use	Recommended
Employee laptops and desktops	NVMe SSD
Servers and virtualization	Enterprise NVMe or SAS/SATA SSD
File server capacity tier	HDD (RAID) or mix with SSD cache
Backups and archives	HDD or cloud

Things to remember

– Enterprise vs. consumer SSDs: enterprise drives have higher endurance and power-loss protection.

– Encryption: enable BitLocker on every drive.

– SSDs fail too: keep backups regardless.

DBR Soft supplies and installs the right storage for every workload. Contact us for advice or a quote.