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| Product | LaCie 5big Thunderbolt (20GB) | WD My Book VelociRaptor Duo | Promise Pegasus R6 (12TB, SATA II) |
| Price | $1,984.94 to $2,199.95 | $655.80 to $1,167.01 | $2,291.56 to $2,499.99 |
| CNET editors' rating | 4 stars | 4 stars | 3.5 stars |
| Average user rating | 0 stars | 0 stars | 3.5 stars |
| Release date | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | Though it lacks RAID 5, the speedy 5big Thunderbolt is still worth the hefty investment, and is a better buy than competing devices. | The My Book VelociRaptor Duo is one of the best storage devices thanks to its balanced combination of excellent performance, practical design, and relatively friendly pricing. | If you have a Thunderbolt-enabled computer, the Promise Pegasus R6's storage capacity, its features, and especially its performance are worth the hefty investment for those who demand fast external storage. |
| Product Description | Info unavailable | WD My Book VelociRaptor Duo WDBUWZ0020JBK - Hard drive array | Promise Pegasus R6 - Hard drive array |
| Packaged Quantity | Info unavailable | 1 | 1 |
| Device Type | Info unavailable | Hard drive array | Hard drive array |
| Total Array Capacity | Info unavailable | 2 TB | 12 TB |
| Interface | Info unavailable | Thunderbolt | Thunderbolt |
| Installed Devices / Modules Qty | Info unavailable | 2 (installed) / 2 (max) | 6 (installed) / 6 (max) |
| Dimensions (WxDxH) | Info unavailable | 3.9 in x 6.2 in x 6.5 in | 7.4 in x 9.3 in x 9.8 in |
| Weight | Info unavailable | 4.2 lbs | 13 lbs |
| Storage Controller | Info unavailable | RAID - RAID RAID 1 - RAID JBOD - RAID RAID 0 | RAID ( Serial ATA-300 ) - RAID RAID 50 - RAID RAID 1 - RAID RAID 10 - RAID RAID 6 - RAID RAID 5 - RAID RAID 0 |
| Storage Controller (2nd) | Info unavailable | None | None |
| Hard Drive | Info unavailable | 2 x 1 TB Standard | - Thunderbolt technology 6 x 2 TB Hot-swap - Flexible connectivity - RoHS compliant |
| Hard Drive (2nd) | Info unavailable | None | None |
| OS Required | Info unavailable | Apple MacOS X 10.6.8 or later | Apple MacOS X 10.6.8 or later |
| Voltage Required | Info unavailable | AC 120/230 V ( 47/63 Hz ) | AC 120/230 V ( 50/60 Hz ) |
| Manufacturer Warranty | Info unavailable | 3 years warranty | 2 years warranty |
| Full specifications | Full specifications | Full specifications | Full specifications |
| Buying choices |
| Prices from 14 stores |
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LaCie 5big Thunderbolt compare (20GB)
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