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  • A higher caliber SSD
    with enhanced performance and endurance

    Download Files

  • A higher caliber SSD
    with enhanced performance and endurance

    Download Files

  • A higher caliber SSD
    with enhanced performance and endurance

    Download Files

Technical Specification

Samsung SSD 850 EVO
General Feature Form Factor 2.5 inch Form Factor mSATA M.2
Application Client PCs
Capacity * 120,250,500,1000GB (1GB=1 Billionbyte by IDEMA) 120,250,500GB(1GB=1 Billionbyte by IDEMA)
Interface SATA 6Gb/s Interface, compatible with SATA 3Gb/s & SATA 1.5Gb/s interface
Dimension (WxHxD) 100 X 69.85 X 6.8 (mm) (29.85±0.15) x (50.80±0.15) x Max 3.85 (mm) Max 80.15 x Max 22.15 x Max 2.38 (mm)
Weight Max. 66.0g Max. 8.5g Max. 7g
Storage Memory Samsung 32 layer 3D V-NAND
Controller 120,250,500GB : Samsung MGX Controller / 1000GB(1TB) : Samsung MEX Controller
Cache Memory • 120GB :

Samsung 256 MB Low Power DDR3 SDRAM

• 250,500GB :

Samsung 512 MB Low Power DDR3 SDRAM

• 1000GB(1TB) :

Samsung 1GB Low Power DDR2 SDRAM

 • 120,250,500GB :

Samsung 512 MB Low Power DDR3 SDRAM

• 1000GB(1TB) :

Samsung 1GB Low Power DDR2 SDRAM

 Samsung 512 MB Low Power DDR3 SDRAM
Special Feature TRIM Support TRIM Supported
S.M.A.R.T Support S.M.A.R.T Supported
GC (Garbage Collection) Auto Garbage Collection Algorithm
Encryption Support AES 256 bit Encryption (Class 0), TCG/Opal, IEEE1667 (Encrypted drive)
WWN Support World Wide Name supported
Device Sleep Mode Support Yes
Performance Sequential Read Up to 540 MB/sec
Sequential Write ** Up to 520 MB/sec Up to 500 MB/sec
Random Read (4KB, QD32) ** • 120GB : Up to 94,000 IOPS
• 250GB : Up to 97,000 IOPS
• 500,1000GB(1TB) :

Up to 98,000 IOPS

 • 120GB : Up to 95,000 IOPS
• 250,500,1000GB(1TB) :

Up to 97,000 IOPS

 Up to 97,000 IOPS
Random Write (4KB, QD32) ** • 120,250 GB : Up to 88,000 IOPS
• 500,1000GB(1TB) :

Up to 90,000 IOPS

 Up to 88,000 IOPS Up to 89,000 IOPS
Random Read (4KB, QD1) ** Up to 10,000 IOPS
Random Write (4KB, QD1) ** Up to 40,000 IOPS
Environment Average Power Consumption (system level) *Average: 4.0 Watts *Maximum: 4.4 Watts (1000 GB) (Burst mode) *Average: 4.3 Watts *Maximum: 5.7 Watts (1000 GB) (Burst mode) *Average: 3.5 Watts *Maximum: 4.7 Watts (500 GB) (Burst mode)
Power consumption (Idle) *** Max. 50 mWatts
Allowable Voltage 5V ± 5% Allowable voltage
Reliability (MTBF) 1.5 Million Hours Reliability (MTBF)
Operating Temperature 0 - 70 ℃ Operating Temperature
Shock 1500G & 0.5ms (Half sine)
Software Management SW Magician Software for SSD management
Warranty • 120,250GB : 5 Years Limited Warranty or 75TBW Limited Warranty
• 500GB,1000GB(1TB) : 5 Years Limited Warranty or 150TBW Limited Warranty
  • *    Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise)
  • **   Performance may vary based on system hardware & configuration
  • *** Actual power consumption may vary depending on system hardware & configuration

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The 3D V-NAND-powered robot

Victo the robot is powered by SSD 850 PRO, and with 3D V-NAND. The SSD revolution has started, with the world’s first 3D V-NAND-powered Samsung SSD 850 PRO.

What is 3D V-NAND?

Samsung's 3D V-NAND flash memory is fabricated using an innovative vertical design. Its vertical architecture stacks 32 cell layers on top of one another, rather than trying to decrease the cells' length and width to fit today's ever-shrinking form factors.

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