Kingston KC600 - 2.5" SATA SSD - 1TB

The Kingston KC600 is a DRAM-equipped 2.5" SATA SSD with hardware self-encryption, built on 96-layer 3D TLC NAND with a Silicon Motion SM2259 controller. Sequential speeds hit 550/520 MB/s, and the dedicated DDR3L DRAM cache (scaling from 256MB to 2GB depending on capacity) keeps performance consistent under mixed workloads.

Hardware Encryption

The KC600's standout feature is full hardware-based self-encryption: AES-XTS 256-bit with TCG Opal 2.0 and Microsoft eDrive support. If you need drive-level encryption that doesn't depend on software and doesn't impact performance, the KC600 is one of the few consumer SATA drives that delivers it. This matters for systems handling sensitive data where BitLocker hardware offload or pre-boot authentication is required.

Endurance

Endurance ratings are strong for a consumer SATA drive: 150 TBW (256GB), 300 TBW (512GB), 600 TBW (1TB), and 1,200 TBW (2TB). These figures match or exceed most competitors in this class. Five-year limited warranty.

Best for: Systems that need hardware-based self-encryption without performance penalty, enterprise-lite deployments requiring TCG Opal 2.0 compliance, and users who want a reliable DRAM-equipped SATA drive with above-average endurance.

Avoid if: You don't need hardware encryption. The Samsung 870 EVO offers better sustained write performance for the same interface, or look at the MX500 for a lower price point with DRAM.