WD My Book Thunderbolt Duo 4TB review: lightning fast?

External drive with very fast connection

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Specifications and performance

General
 
BrandWestern Digital
Product nameMy Book Thunderbolt Duo 4TB
Product codeWDBUPB0040JSL-EESN
DetailsProduct info
Specifications
Product typeHard disk
eSATA interface
Thunderbolt interface
Stroomvoorziening via USB
Integrated hard disk
Quoted capacity4000 GB
Disk configurationRAID 0
Brand / TypeWD WD20EURS
Rotation speed7200 rpm
Cache64 MB
Size3.5 inch
Buttons / LEDs
Power button
Backup / synchronisation button
Power LED
Activity LED
Physical properties
Dimensions - Width9.9 cm
Dimensions - Depth15.7 cm
Dimensions - Height0.165 cm
Weight2.15 kg
KleurZwart/Zilver
Benchmarks Thunderbolt - RAID 0
BlackMagic Write - RAID 0 (Thunderbolt)217.6 MB/s
BlackMagic Read - RAID 0 (Thunderbolt)221.1 MB/s
AJA System Test 4K/4GB - RAID 0 (Thunderbolt) 216.9 MB/s
AJA System Test 4K/4GB - RAID 0 (Thunderbolt) 217.2 MB/s
Benchmarks Thunderbolt - RAID 1
BlackMagic Write - RAID 1 (Thunderbolt)106.3 MB/s
BlackMagic Read - RAID 1 (Thunderbolt)107.3 MB/s
AJA System Test 4K/4GB - RAID 1 (Thunderbolt) 108.5 MB/s
AJA System Test 4K/4GB - RAID 1 (Thunderbolt) 108.2 MB/s
Power consumption
Power consumption - Idle10.6 W
Power consumption - Load19.5 W


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