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Samsung 860 PRO 2.5-inch SATA III SSD
Samsung

Samsung 860 PRO

Expert rating7.7 / 10

Interface:
SATA III (6Gb/s)
Sequential Read:
Up to 560 MB/s
Capacity Options:
256GB

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Manufacturer: Samsung Last updated: 2026-09-12

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Samsung 860 PRO (SATA III/MLC/High-Endurance Legacy SATA Drive) Review

Samsung 860 PRO SATA III SSD with MLC NAND, a high-endurance legacy drive for SATA systems that still need serious write durability.

MLC NAND on a SATA drive is an odd combination in today's market — the interface caps peak speed well below what the NAND could theoretically support — but for write-heavy workloads on older SATA-only hardware, that endurance headroom is exactly the point. Think NAS caching duty or a server that can't be upgraded to NVMe, where reliability under constant writes matters more than chasing benchmark numbers.

Comparison to Alternatives

Against Kingston's KC600, the 860 PRO offers higher-rated endurance thanks to MLC NAND, though the KC600 counters with more modern encryption and firmware support. Compared with its own sibling the Samsung 860 EVO, the PRO variant is the clear choice for anyone specifically prioritizing sustained write durability over price.

Specifications

Identity

BrandSamsung
Model Number860 PRO
Series860 PRO

Interface and form

Bus InterfaceSATA III (6Gb/s)

Sequential performance

Sequential Read560 MB/s
Sequential Write530 MB/s

NAND

NAND TypeSamsung V-NAND MLC

Physical and commercial

Warranty5 Years
Capacity Options256GB, 512GB, 1TB, 2TB, 4TB

Expert Review

Reviewed by Burooj Alam. Rated by us, not by users.

Expert rating7.7 / 10

A high-endurance MLC SATA drive that remains relevant for heavy write workloads on SATA-only systems.

Best for

  • High-endurance SATA workloads
  • NAS or server caching on SATA-only hardware
  • Professionals needing write durability

Not for

  • Casual everyday users (overkill)
  • NVMe-capable builds
  • Budget-focused shoppers

FAQs

What are the key specifications of the Samsung 860 PRO (SATA III/MLC/High-Endurance Legacy SATA Drive)?

The Samsung 860 PRO (SATA III/MLC/High-Endurance Legacy SATA Drive) is a component from Samsung. Key specs: Interface SATA III (6Gb/s), Sequential Read 560, Sequential Write 530, NAND Type Samsung V-NAND MLC, Capacity Options 256GB, 512GB, 1TB, 2TB, 4TB.

Who is the Samsung 860 PRO (SATA III/MLC/High-Endurance Legacy SATA Drive) best suited to?

It suits high-endurance sata workloads, nas or server caching on sata-only hardware, professionals needing write durability.

What are the drawbacks of the Samsung 860 PRO (SATA III/MLC/High-Endurance Legacy SATA Drive)?

It is a poor fit for casual everyday users (overkill), nvme-capable builds, budget-focused shoppers.

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