2.5" SATA III
Unlock Your Computer's Potential
Samsung's 850 EVO series SSD is the industry's #1 best-selling* SSD and is perfect for everyday computing. Powered by Samsung's V-NAND technology, the 850 EVO transforms the everyday computing experience with optimized performance and endurance. Designed to fit desktop PCs, laptops, and ultrabooks, the 850 EVO comes in a wide range of capacities and form factors.
The 850 EVO optimizes performance for your daily computing tasks, boasting sequential write speeds up to 520 MB/s with TurboWrite technology and sequential read speeds up to 540 MB/s. Plus, RAPID mode to further boost performance for up to 2x faster** data processing speeds by utilizing unused PC memory as cache storage.
Guaranteed Endurance and reliability
The Samsung 850 EVO maintains high performance, optimized endurance, AES 256-bit hardware-based encryption***, Dynamic Thermal Guard, and a 5 year limited warranty****.
**** 5 years or TBW (120GB/250GB: 75TBW; 500GB/1TB: 150TBW; 2TB/4TB: 300TBW), whichever comes first.
Capacities Range up to 4TB
More storage options that are just right for your needs. Samsung offers the 850 EVO in a full range of capacities up to 4TB. With the industry’s first 4TB SSD for client PCs, you can store more data on a single SSD than ever before.
Multiple Form Factors for Almost Any Need
Samsung has designed the 850 EVO in multiple form factors with compatibility in mind. The 2.5-inch size is designed to fit most desktop PCs and laptops, while the SATA-based M.2 and mSATA are ideal for ultra-slim mobile computing.
Features and specifications are subject to change without prior notification
2.5" SATA III
540MB/s Seq. Read
520MB/s Seq. Write
5-yr Limited Warranty
Solid State Drive
SATA 6Gb/s Interface, compatible with SATA 3Gb/s & SATA 1.5Gb/s interface
250 GB* Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise)
Sequential Read Speed
Up to 540 MB/s Sequential Read * Performance may vary based on system hardware & configuration
Sequential Write Speed
Up to 520 MB/s Sequential Write * Performance may vary based on system hardware & configuration
Random Read Speed
Random Read (4KB, QD32):Up to 97,000 IOPS Random Read * Performance may vary based on system hardware & configuration Random Read (4KB, QD1):Up to 10,000 IOPS Random Read* Performance may vary based on system hardware & configuration
Random Write Speed
Random Write (4KB, QD32):Up to 88,000 IOPS Random Write * Performance may vary based on system hardware & configurationRandom Write (4KB, QD1):Up to 40,000 IOPS Random Write * Performance may vary based on system hardware & configuration
Samsung 32 layer 3D V-NANDSamsung 512 MB Low Power DDR3 SDRAM
Samsung MGX Controller
AES 256 bit Encryption (Class 0) , TCG/Opal, IEEE1667 (Encrypted drive)
Power Consumption (W)
50 MW * Actual power consumption may vary depending on system hardware & configuration*Average: 2.4 W *Maximum: 2.4 W (Burst mode) * Actual power consumption may vary depending on system hardware & configuration
5V ± 5% Allowable voltage
2 Million Hours Reliability (MTBF)
32ºF - 158ºF
2.5" SATA III
Dimensions (W x D x H)
3.94" x 2.75" x 0.27"
5 Years Limited Warranty or 75TBW Limited Warranty
565 User Reviews
"I have read so many reviews regarding Samsung's class leading performance, so many reviews that I wondered if it was just everyone piling on the bandwagon, and not actual real world results. I say thi..."
toobzman March 01, 2015
"I am really pleased with the performance from my 250 Gb EVO SSD. The installation was easy, and the performance (time to boot up, launch apps, do system backups) is fantastic. And I already had a hybr..."
GaryKi June 03, 2016
Features and specifications are subject to change without prior notification.