Samsung 870 EVO 4TB 2.5" SATA III Internal SSD

Overview

The Samsung MZ-77E4T0B/AM is a 4 TB internal solid state drive designed to fit into any standard 2.5-inch bay and connect via the SATA 6 Gb/s interface. It delivers sequential read speeds up to 560 MB/s and write speeds up to 530 MB/s, making it a strong choice for desktops, laptops, and external enclosures that rely on SATA connections. This drive is well suited for users who need large storage capacity combined with reliable and consistent performance for tasks like gaming, 4K video editing, and managing extensive application libraries.

Key features

• Large 4 TB capacity that provides ample space for games, media, and professional files
• Consistent high-speed data transfers supported by a 4 GB LPDDR4 cache and Samsung MKX controller
• Durable V-NAND 3-bit MLC flash memory that enhances endurance and reliability
• Endurance rating of 2,400 terabytes written and a mean time between failures of 1.5 million hours for long-term use
• Hardware-based AES 256-bit encryption with TCG Opal 2.0 support to protect sensitive data without impacting performance
• Wide compatibility with Windows, macOS, and Linux, making it easy to integrate into various systems
• Simple installation process with Samsung migration software to clone existing data and minimize downtime

Key specs

• Capacity: 4 TB
• Form factor: 2.5 inch
• Interface: SATA III (6 Gb/s)
• Sequential read speed: up to 560 MB/s
• Sequential write speed: up to 530 MB/s
• Cache: 4 GB LPDDR4
• Flash memory type: Samsung V-NAND 3-bit MLC
• Endurance: 2,400 TBW (terabytes written)
• MTBF (mean time between failures): 1.5 million hours
• Encryption: AES 256-bit hardware with TCG Opal 2.0 support

Compatibility and installation

This SSD works seamlessly with Windows, macOS, and Linux operating systems, making it a versatile upgrade for a wide range of computers. Installation is straightforward: the drive fits into any standard 2.5-inch bay, whether in a desktop, laptop, or external enclosure. Samsung’s migration software simplifies data transfer by allowing you to clone your existing drive, so you can upgrade without losing files or settings. This makes it a practical option for home users, creative professionals, and IT teams managing diverse hardware environments.

Performance and reliability

The combination of Samsung’s MKX controller and 4 GB LPDDR4 cache ensures that read and write speeds remain stable even during large file transfers. This is particularly beneficial when working with high-resolution video files or large game libraries. The V-NAND 3-bit MLC flash memory provides a balance of speed and endurance, while the high endurance rating and long MTBF offer confidence for daily use and demanding workloads. Hardware encryption protects your data without slowing down your system, which is essential for users handling sensitive information.

Who this drive is for

This 4 TB SATA SSD is a strong choice for users who need a large, reliable storage solution that fits into existing SATA-based systems. It suits home users looking to speed up boot times and application loading, creative professionals managing large media projects, and IT professionals who require dependable drives for mixed operating system environments. Its balance of capacity, speed, and security makes it a practical upgrade for anyone wanting to extend the life and performance of their current hardware.