The right choice for small to large NAS storage

NAS Storage

WD Red WD Red Pro WD Re
Personal/Small Office/Home Office Medium to Large Size Business Durable capacity storage for high-availability deployments
Designed For 1-8 bay NAS 8-16 bay NAS Entry to high-end
Datacenter NAS
Deployment Type Table-top; Light workload Rack-mount; High workload Rack-mount; High workload
Capacity 750 GB - 6 TB 2 TB - 4 TB 250 GB - 4 TB
Interface SATA 6 Gb/s SATA 6 Gb/s SAS 6 Gb/s
SATA 6 Gb/s
SATA 3 Gb/s
Form Factor 3.5-inch
2.5-inch
3.5-inch 3.5-inch
Cache 16 MB and 64 MB 64 MB 32 MB and 64 MB
Limited Warranty 3-year 5-year 5-year