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Understanding SSDs: Why SSDs hate write amplification

Understanding SSDs: Why SSDs hate write amplification

I often tell people that SSDs work better with more free space, so anything that increases free space will keep WA lower. The two key ways to expand free space (thereby decreasing WA) are to 1) increase over provisioning and 2) keep more storage space free (if you have TRIM support).

Samsung SSD 840 Evo Review: 250GB & 1TB Drives Tested

Flash performance and endurance is a tricky subject, and yet Samsung's flagship, the SSD 840 Pro remains one of the best in both categories.

Having aced its attempts at speed and durability, Samsung seems focused on solving flash's biggest sacrifices: size and affordability. Its new SSD 840 Evo lineup has models spanning from 120GB to 1TB, with the largest costing only $0.65 per gigabyte thanks to its use of TLC NAND.

SanDisk Aims High With Extreme II SSD, Reviewed

The new SanDisk Extreme II features an in-house developed firmware which helps to set it apart from other SSDs using the same controller. Also of note, the second generation Extreme series has dumped the SandForce controller in favor of the new Marvell 88SS9187, the same controller used by the Crucial M500.

SanDisk is pricing the 240GB Extreme II competitively fetching around $230, right on target with the Vertex 450 and also in the neighborhood of the Samsung 840 Pro, which will remain a secondary focus throughout this review.

OCZ Vertex 450 Review: Vector-like Performance For Less

The battle between the OCZ Vector and the Samsung SSD 840 Pro has been closely contested ever since the Indilinx-based drive arrived late last year, though when push comes to shove OCZ could be on the losing end.

Meet the Vertex 450, OCZ's latest addition to the Vertex SSD series based on a slightly modified version of the Barefoot 3 controller that is designed to be more cost effective. So how does the new Vertex drive fare against the best SSDs in the market including OCZ's own?