Western Digital Red 4TB Hard Disk

Western Digital WD Red NAS Hard drive 4TB internal 3.5" SATA 6Gb/s buffer 64 MB WD40EFRX

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Western Digital 4Tb 5400Rpm 64Mb Sata 6 Gb/S - Wd Red

Specifications Overview

Model	WD40EFRX
Capacity	4000 GB
Cache	64MB
RPM	5400
Interface	SATA 6 Gb/s
Form Factor	3.5"

Western Digital Red 4TB Performance comparison with similar Hard Disk Drives

(Higher is better)

Western Digital Red 4TB Performance

Sequential read/write speed, Random 4K read/write speed

Toshiba P300 500GB (57th)		102%
Seagate 3TB ST3000VN000 (60th)		101%
Western Digital Blue 6TB (60th)		101%
Seagate Barracuda 4TB (60th)		101%
Western Digital Caviar Green 5TB (60th)		101%
Seagate SkyHawk 1TB ST1000VX005 (60th)		101%
WD Purple 3TB WD30PURZ (65th)		~
Seagate 4TB NAS ST4000VN000 (65th)		~
Western Digital Caviar Green 6TB (65th)		~
Western Digital 500GB WD Black (65th)		~
Western Digital Red 4TB (65th)		100%
Seagate 6TB BarraCuda Pro ST6000DM004 (70th)		98%
Toshiba DT01ACA050 500GB (70th)		98%
Western Digital SE 2TB (70th)		98%
Western Digital RE 2TB Enterprise (73rd)		97%
WD Black 4TB WD4001FAEX (74th)		96%
Western Digital 2TB WD Purple (75th)		93%
Seagate SkyHawk 10TB ST10000VX0004 (76th)		92%
Western Digital Blue 3TB WD30EZRZ (76th)		92%
Hitachi HUA723030ALA640 3TB (76th)		92%
Seagate 8TB Barracuda ST8000DM004 (79th)		90%