ICY DOCK MB664US-1S

ICY DOCK MB664US-1S Specifications
Host Interface eSATA + USB 2.0 Combination
Drive Type 3.5" SATA 1.5Gb/s or 3Gb/s Interface
Drive Position Vertical or Horizontal
Transfer Rates Up to 3Gb/s per eSATA specs
Up to 480Mb/s per USB 2.0 specs
Connection Type SATA
Structure Type Aluminum Body with Plastic Trim
Drive Cooling Passive via Aluminum frame heat dispersion with ventilation ports
Activity Indicators Device Power and Drive Activity via LED
OS Support Windows 98/SE/ME/2000/XP/Vista, Mac OS 9.0 or higher
Power Draw 2W
Dimensions (LxWxH) 194 x 142.6 x 42.6 mm
Weight 1.10 lbs.

The ICY DOCK MB664US-1S is a relatively small, single-drive enclosure comprised of aluminum and plastic. Remaining true to ICY DOCK's unspoken product mantra of "attractive, but not flashy" hardware, the unassuming MB664US-1S has a brushed silver outer shell, with the modest ICY DOCK logo. The middle of the enclosure is ringed by a white strip, providing drive access, ventilation, and the external ports. The front panel is plastic, while all other outwardly facing surfaces are metal.


The ICY DOCK MB664 has no active cooling solution, instead relying on the aluminum exterior shell and a small series of ventilation holes along one side of the enclosure to dissipate the heat emitted by modern hard drives.



Rather than providing a snap-in stand for the MB664US, ICY DOCK has come up with a clever open/close scissor configuration. With the mount in the closed position, the unit can rest on its side, with the edge of the pad protruding only a couple of millimeters from the main shell. With the mounts opened, the unit stands on its side, seated on small rubber feet. Drive cooling proved to be slightly better with the unit resting on its side in the "open scissor" configuration, though no issues were encountered in either configuration.


As previously mentioned, the MB664US-1S is configured to support both USB2.0 and eSATA drives. Interestingly, ICY DOCK has chosen to include a security cable slot on the MB664US line of enclosures, providing a basic level of security for users. A power switch and connector are the only other items on the MB664's back panel.

The most interesting feature of the MB664US-1S is its "tool-less" design. The front of the enclosure has a lock/unlock switch and a push button which provides access to the slide-in caddy for hard drive installation.


No tools are required to mount (or dismount) the hard drive, and there is no detachable drive caddy to worry about at all. This proved to be a mixed blessing, however, as drive installation and removal did take a little bit of practice before things went smoothly. While it is unclear that a user would ever have a need to open the front of the enclosure during drive operation, this was nevertheless an impossible task, as the drive eject arm is part of the same mechanism as the front panel cover.

The backplane itself is minimal (as in the MB559US), and is held in by four screws. ICY DOCK does provide a single LED in the front of the enclosure to indicate drive operation status, though the LED has only a pinhole cutout in the front panel, limiting the effectiveness of the LED somewhat.

The word "PUSH" shown in the drive pictures is actually a sticker, and can be removed with ease (and without leaving residue on the front panel). It was left on to show the means to open the enclosure, as there is otherwise no indication on the unit.


True to form for ICY DOCK, the included accessory kit has everything required to operate the drive either in USB or eSATA mode, including both external cables. For users who want additional flexibility, ICY DOCK offers a "Hybrid" bracket housing both an external SATA connector (converting from an internal SATA port) as well as a connector going from an internal 4-pin Molex plug to the external power adapter required by the enclosure. This gives the user the ability to either power the enclosure using their internal PC power supply, or using the standard power brick included in the packaging. Please note that this bracket is sold separately, and is not included in the base package (as was originally written in this space - our apologies for the error).

As we noted in our earlier review of the ICY DOCK MB559US, proper chipset support of eSATA is strongly recommended in order to use this enclosure with the internal-external SATA connector adapter. Modern SATA chipsets should be fine, but exercise caution particularly with early VIA chipsets or the Intel ICH6.

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  • Souka - Friday, October 12, 2007 - link

    Drives have two basic benchmarks... latency and throughput.

    comments like, "a 500gb is almost equal"..or "those raptors are not worth the cost" kinda ignore the latency part of the equation.

    Yes, most 500GB drives equal, perhaps surpass, an older 150gb Raptor in some throughput benchmarks. But latency is still the raptors domain, and overal performance benifts quite a bit from this.


    There are plenty of articles on such a topic...

    My $.02

  • retrospooty - Tuesday, October 9, 2007 - link

    "The fact is for the price of a 150GB raptor you can get a 500-750GB drive that performs almost as well. Now that there are better performing drives available, those raptors just are not worth the cost anymore."

    almost as well, yes, but the 150gb Raptor is 2 years old now, it was released on Jan 1st 2006. They are due for an update any time now (prolly Jan 1st 2008) and you can bet that a 300g (or higher) Raptor with 32mb cache and Perpendicular recording will own the market once again by a large margin.
  • lennylim - Tuesday, October 9, 2007 - link

    I bought the MB559. The attraction to me is that I can get additional trays for $20 (expensive, but not too expensive). At $70 for one enclosure, this seems overpriced.

    The power connector on the bracket is very attractive to me, actually. I wish the MB559 comes with one. They had a MIR last month where you can get one free if you bought a MB559, but I bought mine too early. You can have the bracket installed on your home machine, so that you can have the power adapter in your laptop bag all the time. And reducing a wall wart is always a good idea to me. The bracket us available for purchase, but at over $20 shipped, it's too expensive for me.
  • ninjit - Tuesday, October 9, 2007 - link

    The product info for the MB664US-1S on ICY DOCK's website touts the ability to hotswap the actual hard-drive in the enclosure.

    Did you test this, and/or have any comments?
  • FrankThoughts - Tuesday, October 9, 2007 - link

    Page three says "We implemented AHCI (Advanced Host Controller Interface) in the BIOS to properly test the hot swap capabilities of this drive enclosure when utilizing the eSATA interface. Without the proper matrix storage driver support and AHCI implementation, hot swapping was not possible with our test bed."

    I would assume that means with the test chipset and those drivers installed, hotswap works. Using it with other chipsets and drivers? Sounds like something they could maybe test further on other systems.
  • Olaf van der Spek - Tuesday, October 9, 2007 - link

    Why is power over SATA never used? Then you could stick with a single connector and not need the external power supply (except when you use USB).
  • ninjit - Tuesday, October 9, 2007 - link

    There is no power over SATA.

    the SATA spec designed a NEW power connector, over the old Molex one, which is inline with the data-connector allowing easy cable-less drive installations, through direct mating to backplanes, but it's still a separate power connector and needs its own cable otherwise.

    eSATA (which is what's tested here with the ICY-DOCK) is just data, there is no associated external power port to go a long with it.
  • Olaf van der Spek - Tuesday, October 9, 2007 - link

    > There is no power over SATA.

    Not over the SATA data cable, no.
    Let's rephrase the question: why aren't SATA connectors/cables used that transport both data and power?
  • Souka - Friday, October 12, 2007 - link

    Well, here's my thoughts why.

    1. The power would then have to come from the motherboard, which means more tracepaths on the circuit board and power drawn from the motherboard itself.

    2. SATA cables would be bigger, and you'd have two SATA cable standards

    3. Power and data on same cable for SATA might cause interference with the data trasnsfer quality.

    4. Power and Data on a mass storage device hasn't been the standard in the past, and changing standards is a risk manufacturers often won't take.


    My $.02

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