OWC Mercury Electra 6G vs Intel D3-S4520

vs
OWC Mercury Electra 6G Intel D3-S4520
2.5-Inch
Form
2.5-Inch
SATA III
Interface
SATA III
500
Storage
480
529
Seq. Read Speed
550
90
Rand. Read Speed
79
60
Rand. Write Speed
30
483
Seq. Write Speed
460
about