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The FirmTek ThunderTek/PX2+2 provides outstanding performance with SATA hard disks and 6G SSD devices. RAID 0 SSD average Read performance of 708MB/sec. can be achieved when using two SSDs mounted on the SeriTek/6G2+2 card. The ThunderTek/PX2+2 offers an ultra high performance adapter for mounting internal 2.5" SATA HDD or SSD over a Thunderbolt port PLUS it offers two more eSATA ports for expansion. This new product allows customers to mount their existing eSATA devices over Thunderbolt, whether it be on the new 2013 Mac Pro or 2012 or any other Thunderbolt equipped computer. The ThunderTek/PX2+2 adapter allows customers to continue using their existing legacy eSATA devices while enjoying all the benefits of Thunderbolt.

ThunderTek/PX2+2 Speed Chart
Thunderbolt Port Configuration  Performance Enclosure

High Performance Thunderbolt ports are available on 2011 and later iMac, Mac mini, MacBook Pro, MacBook Air PLUS the all new 2013 Mac Pro.

Rear Image of ThunderTek/PX2+2

SanDisk Extreme 240G 507MB/s Read
383MB/s Write
Mount Internally or in miniSwap/ES

SanDisk Extreme 240G
(Two SSD RAID 0)
708MB/s Read
696MB/s Write
OWC Mercury Ext 240G 503MB/s Read
378MB/s Write
OWC Mercury Ext 240G
(Two SSD RAID 0)
697MB/s Read
685MB/s Write
Samsung EVO 500G 511MB/s Read
417MB/s Write
Samsung EVO 500G
(Two SSD RAID 0)
727MB/s Read
678MB/s Write
Samsung 840 Pro 256G
(Two SSD RAID 0)
706MB/s Read
680MB/s Write
SeriTek/5PM RAID 0   
5 Samsung 1TB HDDs
One 5PM Enclosure
251MB/s Read
209MB/s Write
10 Samsung 1TB HDDs
Two 5PM Enclosures
495MB/s Read
413MB/s Write

This information was produced by FirmTek, LLC for customers desiring an analysis of the performance options available with the FirmTek ThunderTek/PX2+2 and the 2012 Apple MacBook Pro running Mac OS X 10.9.3. Results may vary with different SSD, HDD and computer systems.