Samsung 850 EVO 250GB SSD

Name: Samsung 850 EVO 250GB
Brand: Samsung
SKU: MZ-75E250B/AM
Rating: 4.7 (148 reviews)

Samsung 850 EVO 250GB 2.5" SATA3 MZ-75E250B/AM

★★★★★

(148 reviews)

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Options (3)

	1 TB SSD Only $460.60
	2 TB SSD Only $594.45
	4 TB SSD Only $898.75

Capacity: 250GB
Form Factor: 2.5 inch
Interface: SATA 6Gb/s (Compatible with SATA 3Gb/s and SATA 1.5Gb/s)
NAND Flash: 32 Layer 3D V-NAND
Thickness: 7.0 mm
Optimized performance for everyday computing needs
Sequential read speed 550 MB/s; Sequential write speed 520 MB/s; Random read speed 100K; Random write speed 90K
Energy efficient - improves battery life by up to 50 minutes vs. hard disk drives
Worry-free data security with AES 256-bit, TCG/Opal v.2 and Microsoft eDrive full-disk encryption
Backed by a five-year limited warranty

Specifications Overview

Model	MZ-75E250B/AM MZ-75E250B/EU MZ-75E250BW/EU MZ-75E250BW
Release Date	December 2014 * First availability for purchase, it may not correspond to the actual market launch date.
Series	850 EVO
Capacity	250 GB
Interface	SATA 6 Gb/s
NVME	No
Form Factor	2.5"
SSD Controller	Samsung MGX
NAND Flash Type	3D NAND
Max Sequential Read	Up to 540 MB/s
Max Sequential Write	Up to 520 MB/s

	Old Name	Current Name	Branding	Data Speed	Port
USB 2.0	USB 2.0	USB 2.0	Hi-Speed USB	480 Mbit/s	diverse
USB 3.0	USB 3.1 Gen 1	USB 3.2 Gen 1x1	SuperSpeed USB	5 Gbit/s	diverse
USB 3.1	USB 3.1 Gen 2	USB 3.2 Gen 2x1	SuperSpeed USB 10Gbps	10 Gbit/s	diverse
USB 3.2	USB 3.2 Gen 2x2	USB 4.0 Gen 2x2	USB4 20Gbps	20 Gbit/s	only USB-C
USB4	USB 4.0 Gen 3x2	USB4 1.0	USB4 40Gbps	40 Gbit/s	only USB-C
USB4v2	USB 4.0 Gen 4	USB4 2.0	USB4 80Gbps	80-120 Gbit/s	only USB-C

Pros

Samsung MGX controller
3D V-NAND
Competitive pricing
Great performance

Cons

Samsung 850 EVO 250GB Performance comparison with similar Solid State Drives

(Higher is better)

Samsung 850 EVO 250GB Performance

Sequential read/write speed, Random 4K read/write speed

Samsung 860 EVO 500GB (220th)		103%
SAMSUNG 870 QVO 2TB (220th)		103%
Samsung 860 PRO 256GB (220th)		103%
Samsung 850 PRO 2TB (220th)		103%
ADATA Ultimate Su800 1TB 3D Nand (225th)		102%
Samsung 870 QVO 8TB (225th)		102%
Samsung 850 Pro 128GB (227th)		101%
Samsung 750 EVO 500GB (228th)		~
SAMSUNG 870 EVO 250GB (228th)		~
Crucial MX500 4TB (228th)		~
Samsung 850 EVO 250GB (228th)		100%
Samsung 840 PRO 512GB (232nd)		98%
ADATA SU800 512GB 3D-NAND (232nd)		98%
Samsung 860 EVO 250GB (234th)		97%
Samsung 840 EVO 250GB (235th)		96%
SanDisk 2TB Ultra 3D NAND (235th)		96%
WD Blue 3D NAND 1TB SATA (235th)		96%
Samsung 840 PRO 256GB (235th)		96%
SanDisk 1TB Ultra 3D NAND (239th)		95%
SanDisk Extreme PRO 480GB (239th)		95%
Crucial MX500 250GB 3D NAND (239th)		95%

View chart ►

Samsung 850 EVO 250GB Price/Performance Analysis

Sequential read/write speed, Random 4K read/write speed vs Price

Price-to-Performance Analysis:

Excellent value: 37.5% better price-to-performance ratio than average.
1 products offer better price-to-performance in this analysis.
Best alternative: Western Digital WDS250G2B0A offers 15.7% better value priced at $80.

Description

Usage Application		Client PCs
Capacity		120GB, 250GB, 500GB, 1TB(1,000GB)
Dimension (W x H x D)		100 x 69.85 x 6.8 (mm)
Interface		SATA 6Gb/s (compatible with SATA 3Gb/s and SATA 1.5Gb/s)
Form factor		2.5 inch
Controller		120/250/500GB : Samsung MGX controller 1TB: Samsung MEX controller
NAND Flash Memory		Samsung 32 layer 3D V-NAND
DRAM Cache Memory		256MB (120GB) or 512MB(250GB&500GB) or 1GB (1TB) LPDDR2
Performance*	Sequential Read	Max. 540 MB/s
	Sequential Write**	Max. 520 MB/s
	4KB Random Read (QD1)	Max. 10,000 IOPS
	4KB Random Write (QD1)	Max. 40,000 IOPS
	4KB Random Read (QD32)	Max. 98,000 IOPS(500GB/1TB) Max. 97,000 IOPS(250GB) Max. 94,000 IOPS(120GB)
	4KB Random Write (QD32)	Max. 90,000 IOPS(500GB/1TB) Max. 88,000 IOPS(120GB/250GB)
Data Security		AES 256-bit Full Disk Encryption (FDE) TCG/Opal V2.0, Encrypted Drive(IEEE1667)
Weight		Max. 66g (1TB)
Reliability		MTBF: 1.5 million hours
TBW		120/250GB: 75TBW 500GB/1TB: 150 TBW
Power Consumption***		Active Read/Write (Average): Max. 3.7W(1TB) / Max. 4.4W(1TB) Idle: Max. 50mW Device Sleep: 2mW(120/250/500GB), 4mW(1TB)
Supporting features		TRIM(Required OS support), Garbage Collection, S.M.A.R.T.
Temperature		Operating: 0°C to 70°C Non-Operating: -40°C to 85°C
Humidity		5% to 95%, non-condensing
Vibration		Non-Operating: 20~2000Hz, 20G
Shock		Non-Operating: 1500G, duration 0.5m sec, 3 axis
Warranty		5 Years Limited More Information >>

* Sequential performance measurements based on CrystalDiskMark v.3.0.1. Random performance measurements based on Iometer 2010. Performance may vary based on SSD’s firmware version, system hardware & configuration. Test system configuration : Intel Core i7-4790K @ 4.0GHz, DDR3 1600MHz 8GB, OS – Windows7 Ultimate x64 SP1, IRST 13.0.3.1001, Chipset : Intel® Z97
** Sequential Write performance measurements based on TurboWrite technology, The sequential write performances after TurboWrite region are 150MB/s(120GB), 300MB/s(250GB), 500MB/s(500GB) and 520MB/s(1TB).
*** Power consumption measured with IOmeter 1.1.0 with Intel i7-4770K, DDR3 8GB, Intel®DH87RL OS- Windows7 Ultimate x64 SP1

Expert reviews

Today's biggest-capacity consumer SSD, the 4TB version of the venerable 850 EVO packs the same speed and delivers the same strengths as Samsung's earlier models, but the price is quite dear. Read...

Computer Shopper

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100

W e pity the poor SSD makers who have to face off against Samsung. The Korean giant has dominated solid state storage since releasing the original 850 Pro back in July of last year, highlighting the benefits that come when every component is built...

PC Authority

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