Samsung 870 EVO 500GB 2.5-Inch SATA III Internal SSD | MZ-77E500BW

Description

The Samsung 870 EVO 500GB SATA III 2.5-Inch Internal SSD (MZ-77E500BW) is a reliable high-performance SATA solid-state drive designed for upgrading desktop PCs, compatible laptops, gaming systems, workstations, and everyday computers.

Featuring 500GB capacity, Samsung V-NAND, a SATA III 6Gb/s interface, and a standard 2.5-inch form factor, the 870 EVO delivers sequential read speeds of up to 560 MB/s and sequential write speeds of up to 530 MB/s.

With a Samsung MKX Controller, 512MB LPDDR4 DRAM cache, and Intelligent TurboWrite technology, the 870 EVO is designed to deliver responsive and consistent SATA SSD performance.

Key Features

500GB High-Performance SATA SSD

• 500GB storage capacity
• SATA III 6Gb/s interface
• 2.5-inch form factor
• Samsung V-NAND
• Up to 560 MB/s sequential read
• Up to 530 MB/s sequential write
• Samsung MKX Controller
• 512MB LPDDR4 DRAM cache
• Intelligent TurboWrite
• TRIM support
• S.M.A.R.T. support
• AES 256-bit hardware encryption
• No mechanical moving parts

Up to 560 MB/s Read & 530 MB/s Write

The Samsung 870 EVO is engineered to deliver performance near the practical limits of the SATA III interface.

Performance

• 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
• Interface: SATA III 6Gb/s

This performance makes the drive suitable for faster Windows startup, application loading, gaming, multitasking, and everyday file transfers.

Actual performance can vary depending on system hardware, configuration, firmware, and workload.

Samsung V-NAND Technology

The Samsung 870 EVO uses Samsung V-NAND 3-bit MLC, Samsung's terminology for its TLC-class NAND implementation.

Benefits include:

• Fast solid-state performance
• Low access latency
• Strong endurance
• Silent operation
• No mechanical moving parts
• Suitable for frequent everyday workloads
• Reliable storage for gaming and productivity

SATA III 6Gb/s Interface

The Samsung 870 EVO uses a standard SATA 6Gb/s interface and is backward compatible with SATA 3Gb/s and SATA 1.5Gb/s interfaces.

Benefits include:

• Broad desktop compatibility
• Compatibility with many laptops
• Easy HDD replacement
• Mature SATA technology
• Straightforward storage upgrades
• Excellent SATA SSD performance

When connected through an older SATA interface, maximum performance will be limited by the host connection.

Intelligent TurboWrite

Samsung Intelligent TurboWrite technology uses a high-speed buffer to accelerate supported write workloads.

It can improve performance during:

• Large file transfers
• Game installations
• Application installations
• Software updates
• Multimedia transfers
• Content creation
• Everyday file operations

Samsung specifically lists Intelligent TurboWrite as part of the 870 EVO's performance design.

Dedicated 512MB DRAM Cache

The 500GB Samsung 870 EVO includes 512MB of LPDDR4 DRAM cache.

Dedicated DRAM helps with:

• Efficient flash mapping
• Responsive everyday operation
• Random data access
• Multitasking
• Consistent SATA performance
• Storage-management operations

This makes the 870 EVO a more performance-focused SATA SSD compared with many budget DRAM-less models.

2.5-Inch Form Factor

The standard 2.5-inch form factor makes the Samsung 870 EVO suitable for many desktops and compatible laptops.

Potential applications include:

• Desktop PCs
• Gaming PCs
• Compatible laptops
• Workstations
• Office computers
• Home PCs
• HDD-to-SSD upgrades

The drive measures approximately 100 × 69.85 × 6.8 mm and weighs around 45g.

Specifications

• Brand: Samsung
• Series: 870 EVO
• Model / Part Number: MZ-77E500BW
• Product Type: Internal Solid State Drive
• Storage Capacity: 500GB
• Form Factor: 2.5-inch
• Interface: SATA III / SATA 6Gb/s
• NAND Technology: Samsung V-NAND
• NAND: Samsung V-NAND 3-bit MLC
• Controller: Samsung MKX Controller
• DRAM Cache: 512MB LPDDR4
• Sequential Read: Up to 560 MB/s
• Sequential Write: Up to 530 MB/s
• Random Read (QD32): Up to 98,000 IOPS
• Random Write (QD32): Up to 88,000 IOPS
• Cache Technology: Intelligent TurboWrite
• TRIM Support: Yes
• S.M.A.R.T. Support: Yes
• Hardware Encryption: AES 256-bit
• Dimensions: 100 × 69.85 × 6.8 mm
• Weight: Approx. 45g
• Color: Black
• Installation Type: Internal

500GB Storage Capacity

The 500GB capacity provides practical storage for everyday computing and gaming.

It can store:

• Windows
• PC games
• Applications
• Productivity software
• Documents
• Photos
• Videos
• Music
• Creative projects
• Frequently accessed files

Actual usable formatted capacity will be lower than the advertised 500GB.

Gaming Storage

The Samsung 870 EVO is a strong SATA-based storage option for gaming PCs.

Gaming benefits include:

• Faster game loading than mechanical HDDs
• Quick game startup
• Faster installations
• Responsive game updates
• Silent operation
• Low access latency
• 500GB storage capacity

While PCIe NVMe SSDs can achieve much higher sequential speeds, the 870 EVO remains an excellent choice for systems that use 2.5-inch SATA storage.

Desktop & Laptop Upgrade

Replacing a mechanical HDD with the Samsung 870 EVO can significantly improve overall system responsiveness.

Potential improvements include:

• Faster Windows startup
• Quicker application launches
• Reduced loading times
• Faster file access
• Improved multitasking
• Silent operation
• No mechanical vibration

Its standard 2.5-inch SATA design makes it especially useful for upgrading older PCs and compatible laptops.

Samsung Magician Software

The Samsung 870 EVO supports Samsung Magician SSD management software. Samsung currently provides Magician support for the 870 EVO series.

Samsung Magician provides tools for:

• Drive health monitoring
• Performance benchmarking
• Firmware updates
• Diagnostic scans
• Performance optimization
• Security management
• SSD maintenance

Reliability & Endurance

The Samsung 870 EVO 500GB carries an endurance rating of 300 TBW, with Samsung specifying a 5-year limited warranty or 300 TBW, whichever occurs first under the applicable warranty terms.

Reliability features include:

• Samsung V-NAND
• Samsung MKX Controller
• Dedicated DRAM
• TRIM support
• S.M.A.R.T. monitoring
• Solid-state construction
• No mechanical moving components

Actual lifespan depends on workload, operating conditions, and total data written.

Data Security

The Samsung 870 EVO supports several hardware-based security technologies:

• AES 256-bit hardware encryption
• TCG/Opal v2.0
• IEEE1667 / Microsoft eDrive
• S.M.A.R.T.
• TRIM

Availability and configuration of individual security features depend on the host system and operating environment.

Best For

• Desktop PC Upgrades
• Compatible Laptop Upgrades
• Replacing Mechanical HDDs
• Windows Boot Drive
• Gaming Storage
• Everyday Computing
• Content Creation
• Productivity Applications
• Secondary PC Storage
• Systems Without NVMe Support

Why Choose the Samsung 870 EVO 500GB?

• 500GB capacity provides practical space for Windows, games, applications, and everyday files.
• Up to 560 MB/s sequential read delivers excellent SATA SSD performance.
• Up to 530 MB/s sequential write provides fast everyday storage performance.
• Samsung V-NAND provides reliable solid-state storage.
• Samsung MKX Controller is optimized for the 870 EVO platform.
• 512MB LPDDR4 DRAM cache helps provide responsive and consistent performance.
• Intelligent TurboWrite accelerates supported write workloads.
• SATA III 6Gb/s connectivity provides broad compatibility with desktop and laptop systems.
• 2.5-inch form factor makes it an excellent replacement for many existing HDDs and SATA SSDs.
• 300 TBW endurance rating provides strong durability for typical consumer workloads.
• Samsung Magician support provides firmware updates, diagnostics, monitoring, and SSD management.
• The combination of 500GB capacity, up to 560/530 MB/s read/write speeds, Samsung V-NAND, dedicated DRAM, Intelligent TurboWrite, and broad SATA compatibility makes the Samsung 870 EVO 500GB (MZ-77E500BW) an excellent SATA storage upgrade for compatible desktops, laptops, and gaming PCs.