OCZ Vertex 4 128GB SSD Review and 1.4RC FW Comparison - SSD Steroids for Your Vertex 4 | The SSD Review
OCZ Technology 256GB Vertex 4 Series SATA 6.0 GB/s 2.5-Inch Solid State Drive (SSD) With Industry's Highest 120K IOPS And 5-Year Warranty - VTX4-25SAT3-256G
OCZ Vertex 4 Review (256GB, 512GB)
OCZ Vertex 450 Series 2.5" 256GB SATA III MLC Internal Solid State Drive ( SSD) VTX450-25SAT3-256G - Newegg.com