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SAMSUNG 850 PRO - 512GB - 2.5-Inch SATA III Internal SSD (MZ-7KE512BW)
Samsung

SAMSUNG 850 PRO - 512GB - 2.5-Inch SATA III Internal SSD (MZ-7KE512BW)

Bottom line: The SAMSUNG 850 PRO ($389.45 on Amazon as of 2026-10-06): 550MB/s sequential read, 520MB/s write on SATA III; main trade-off: SATA III caps speed far below modern NVMe drives.

$389.45

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Buy on Amazon — $389.45 Compare to similar ssds & storage

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For SSDs and PC storage upgrades, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ 550MB/s sequential read, 520MB/s write on SATA III
  • ✓ 100,000 random read IOPS, 90,000 write IOPS
  • ✓ 10-year limited warranty with 150TBW endurance rating
  • ✓ AES 256-bit encryption, BitLocker and TCG Opal 2.0

Cons

  • ✗ SATA III caps speed far below modern NVMe drives
  • ✗ 2.5-inch form factor needs a bay and cables
  • ✗ Device Sleep battery gains need Ultrabook host support
  • ✗ Listing text references the older 840 PRO, not 850

Manufacturer description

Designed for power users and the most demanding applications. the Samsung 840 PRO SSD is the ultimate SSD that provides unbeatable performance with guaranteed long-term reliability, powered by Samsung 3D V-NAND technology.

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SpecPicks Verdict

SpecPicks scored SAMSUNG 850 PRO using a rating × review-volume × price-fit model applied to published specs and reviews across the ssds & storage category. Samsung's ssds & storage lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for ssds & storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Features sequential read and write performance up to 550 megabytes per second (MB/s) and 520MB/s respectively, and random read and write input/output operations-per-second (IOPS) up to 100,000 and 90,000 each.
  • Class-leading performance -- enables you to boot up your computer in as little as 15 seconds
  • Energy efficient - Features Device Sleep mode for Ultranotebooks and improves battery life by up to 45 minutes vs. standard hard drives
  • Worry-free data security with AES 256-bit encryption, Microsoft Bitlocker and TCG / Opal 2.0 support
  • 100-percent genuine Samsung components from the #1 memory manufacturer in the world
  • 5th-generation 3-Core Samsung MEX Controller ensures sustained performance under the most punishing conditions

Full Specifications

BrandSamsung
ColorBlack
Model Name850 Pro
Read Speed540 megabytes_per_second
Form Factor2.5-inch
Media Speed520 megabytes_per_second
Model NumberMZ-7KE512BW
Built-In Media2.5-Inch SATA III (6GB/s) SSD & User Manual
Hard-Drive Size512 GB
Mfr Part NumberMZ-7KE512BW
Number of Items1
Special FeatureSamsung SSD Magician Software| Samsung Data Migration Software
Item Part NumberMZ7KE512BW
Hardware PlatformPC; Mac
Installation TypeScrew In
Compatible DevicesDesktop
Enclosure MaterialElectronic components
Additional FeaturesSamsung SSD Magician Software| Samsung Data Migration Software
Hard Disk InterfaceSerial ATA
Warranty Description10 Years/300TBW

Ready to buy?

SAMSUNG 850 PRO - 512GB - 2.5-Inch SATA III Internal SSD (MZ-7KE512BW) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $389.45

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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SAMSUNG 850 PRO - 512GB - 2.5-Inch SATA III Internal SSD (MZ-7KE512BW)
$389.45
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