What are the performance specifications of the Samsung MZ-7KE256BW?

The MZ-7KE256BW 850 PRO delivers up to 550MB/s sequential read, 520MB/s sequential write, 100K IOPS random read, and 90K IOPS random write. Powered by 32-layer 3D V-NAND and 256MB LPDDR2 DRAM cache with 3-core MEX controller, it excels in sequential and random workloads for consumer applications.

What endurance and reliability features does it offer?

Rated for 150TBW over 10 years, equivalent to 40GB daily writes, with 2 million hours MTBF. 3D V-NAND provides 2x endurance of prior generations; Dynamic Thermal Guard prevents throttling by monitoring temperature.

Is hardware encryption supported and what standards?

Yes, AES-256-bit full disk encryption (FDE) with TCG/Opal v2.0 and IEEE 1667 compliance. SED technology enables crypto erase; no performance loss versus software encryption, ideal for data security.

What form factor and compatibility details?

2.5-inch x 7mm slim form factor fits all laptops and SATA-compatible servers/desktops. Electrical interface is SATA 6Gbps; universal compatibility with any 2.5x7mm SATA bay.

How does RAPID mode enhance performance?

Samsung Magician software's RAPID mode uses system DRAM as cache, boosting read/write up to 1.8x beyond native specs. Activates on-demand for intensive tasks like gaming or large file handling.

What power efficiency benefits are there?

Uses 50% less power than HDDs; LPDDR2 cache consumes 30% less active power, 93% less idle. Device sleep mode draws only 2mW, extending battery life in laptops.

Samsung

Samsung MZ-7KE256BW 256GB 550/520MB/s 2.5" SATA SSD

Name: Samsung MZ-7KE256BW 256GB 550/520MB/s 2.5" SATA SSD
Brand: Samsung
SKU: MZ-7KE256BW
Price: 115 USD
Availability: InStock

MPN: MZ-7KE256BW·By: Samsung

Part #:MZ-7KE256BWRefurbishedIn stock

Ships from the US.

$115.00

Qty

Samsung MZ-7KE256BW 256GB 550/520MB/s 2.5" SATA SSD-

$115.00

Product overview

The Samsung MZ-7KE256BW from the 850 PRO series represents a breakthrough in consumer SSD technology, featuring the world's first 32-layer 3D V-NAND flash memory that stacks cells vertically for double the density and performance of planar NAND. This 256GB drive achieves sequential read speeds up to 550 MB/s, sequential writes up to 520 MB/s, random read/write IOPS up to 100K/90K, powered by a 3-core MEX controller and 256MB LPDDR2 DRAM cache. Endurance is rated at 150 TBW with MTBF of 2 million hours, supported by Dynamic Thermal Guard for sustained performance and AES-256 hardware encryption compliant with TCG Opal v2.0 and IEEE 1667. Ideal for laptops, desktops, and high-performance consumer workloads, it consumes 50% less power than traditional HDDs, enables RAPID mode for up to 1.8x speed boost via system DRAM caching, and fits 2.5-inch 7mm bays universally. ROHS compliant with max weight of 66g.

550MB/s sequential read speed with 3D V-NAND technology.
520MB/s sequential write and 100K/90K IOPS random performance.
150TBW endurance rating over 10-year lifespan.
AES-256 hardware encryption with TCG Opal v2.0 compliance.
Dynamic Thermal Guard maintains optimal temperatures.
RAPID mode boosts speeds up to 1.8x via DRAM caching.

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

ROHS Compliant
Manufacturer part #	MZ-7KE256BW
Brand	Samsung
Condition	Refurbished
DWPD	Consumer/Value class
Model	MZ-7KE256BW
NAND Type	3D V-NAND TLC (32-layer)
Controller	3-core MEX
Encryption	AES-256 FDE, TCG/Opal v2.0, IEEE 1667
RAPID Mode	Yes (up to 1.8x boost)
Product Line	850 PRO Series
Product Type	2.5-inch SATA III Solid State Drive

Compatible systems

Universal compatibility with any SATA 6Gbps 2.5-inch 7mm bay in laptops, desktops, and servers; plug-and-play.

Universal Laptops/Desktops
Model: Any SATA-compatible
Form factor: 2.5-inch 7mm
Generation: All
Fits all standard bays; works out of box.
Servers Any
Model: SATA-accepting
Form factor: 2.5-inch thin
Generation: All
Existing compatibility confirmed.

Best for

Laptops
Ultra-slim 7mm design fits all laptops; boosts boot times and app loading with 100K IOPS random reads.
Desktops
Enhances everyday computing with 550MB/s sequential reads; low power for efficient system operation.
Gaming
RAPID mode doubles performance using DRAM cache; reduces load times in demanding titles.
Content Creation
520MB/s writes accelerate video editing and file transfers; 150TBW handles heavy workloads.
Data Migration
Includes Samsung Magician software for seamless cloning from HDDs to SSD.

Details

Shipping, warranty & returns

Customer reviews

No reviews yet — be the first to review this part.

2.5" SATA SSDs SATA Enterprise SSDs Samsung SSDs 256GB Enterprise SSDs

Garbage Collection	Yes

S.M.A.R.T. Support	Yes

Thermal Protection	Dynamic Thermal Guard

Storage

MTBF	2,000,000 hours
Capacity	256GB
Endurance	150 TBW (Terabytes Written)
DRAM Cache	256MB LPDDR2
Sequential Read	Up to 550 MB/s
Random Read IOPS	Up to 100K IOPS
Sequential Write	Up to 520 MB/s
Random Write IOPS	Up to 90K IOPS

Weight	Max 66g (0.14 lb)
Dimensions	3.94" x 2.75" x 0.27" (100 x 69.85 x 6.85 mm)
Form Factor	2.5-inch x 7mm slim

Samsung MZ-7KE256BW 256GB 550/520MB/s 2.5" SATA SSD

Samsung MZ-7KE256BW 256GB 550/520MB/s 2.5" SATA SSD

Product overview

Featuring

Compatible systems

Best for

Details

Shipping, warranty & returns

Customer reviews

Storage

Power Consumption

Physical Characteristics

Environmental

Interface/Ports

Frequently asked questions

Samsung MZ-7KE256BW 256GB 550/520MB/s 2.5" SATA SSD

Samsung MZ-7KE256BW 256GB 550/520MB/s 2.5" SATA SSD

Product overview

Featuring

Compatible systems

Best for

Details

Shipping, warranty & returns

Customer reviews

Shop these collections

Storage

Power Consumption

Physical Characteristics

Environmental

Interface/Ports

Frequently asked questions