Samsung 870 QVO 1TB SSD

The Samsung 870 QVO 1TB Internal SSD (model MZ-77Q1T0BW) is a second-generation QLC NAND drive designed for desktop PC and laptop users looking to expand storage without sacrificing everyday performance. Built around the 2.5-inch form factor and a SATA 6 Gb/s interface, it fits seamlessly into any system that supports a standard SATA slot, and is also backward compatible with SATA 3 Gb/s and SATA 1.5 Gb/s connections. At the core of the 870 QVO is Samsung’s own V-NAND 4-bit MLC (QLC) flash memory paired with the Samsung MKX controller and 1 GB of Low Power DDR4 SDRAM cache. The result is sequential read performance of up to 560 MB/s and sequential write performance of up to 530 MB/s — approaching the practical ceiling of the SATA interface. Random read speeds reach up to 98,000 IOPS and random write speeds up to 88,000 IOPS at queue depth 32, making routine tasks such as booting, launching applications, and transferring files noticeably faster than a mechanical hard drive. Samsung’s Intelligent TurboWrite technology maintains write performance over sustained workloads by using a larger variable write buffer, helping the drive handle larger file transfers more consistently. Data integrity is further supported by an ECC (Error Correcting Code) algorithm built into the controller, Auto Garbage Collection, and full TRIM support. Security-conscious users will appreciate hardware-level AES 256-bit encryption along with TCG/Opal and IEEE 1667 compliance, making the 870 QVO compatible with self-encrypting drive environments. The included Samsung Magician software allows users to monitor drive health and status, update firmware, and optimise performance from within Windows — a useful addition for long-term drive maintenance. Verifiable Specifications: – Capacity: 1,000 GB (1TB, rated per IDEMA) – Form Factor: 2.5-inch – Interface: SATA 6 Gb/s (backward compatible with SATA 3 Gb/s / 1.5 Gb/s) – NAND Type: Samsung V-NAND 4-bit MLC (QLC) – Controller: Samsung MKX – Cache: 1 GB LPDDR4 SDRAM – Sequential Read: Up to 560 MB/s – Sequential Write: Up to 530 MB/s – Random Read (4KB, QD32): Up to 98,000 IOPS – Random Write (4KB, QD32): Up to 88,000 IOPS – Endurance (TBW): 360 TBW – MTBF: 1.5 Million Hours – Encryption: AES 256-bit, TCG/Opal, IEEE 1667 – Dimensions: 100 x 69.85 x 6.8 mm – Weight: Approx. 46.0 g – Operating Temperature: 0–70 °C – Average Power Consumption: 2.2 W – Idle Power: Max. 30 mW – Warranty: 3 Years limited – Software: Samsung Magician