The new 4TB WD My Passport Pro offers huge capacity, RAID options, and cool and quiet operation all in a small bus-powered Thunderbolt enclosure. Read on for our full review, pictures, and benchmarks.

By Jim Tanous •
The new 4TB WD My Passport Pro offers huge capacity, RAID options, and cool and quiet operation all in a small bus-powered Thunderbolt enclosure. Read on for our full review, pictures, and benchmarks.