Specifications
| Samsung SSD 850 PRO Series | | Usage applications | Client PCs |
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| Capacity* | 128GB, 256GB, 512GB, 1TB (1,024GB) |
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| Dimensions (L x W x H) | 100 x 69.85 x 6.8 (mm) |
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| Interface | SATA 6Gb/s (compatible with SATA 3Gb/s and SATA 1.5Gb/s) |
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| Form factor | 2.5 inch |
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| NAND flash memory | Samsung 3-core MEX controller |
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| DRAM cache memory | 256MB (128GB) or 512MB (256GB&512GB) or 1GB (1TB) LPDDR2 |
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| Performance** | Sequential Read | Max. 550MB/s |
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| Sequential Write** | Max. 520MB/s (256GB/512GB/1TB)
Max. 470MB/s (128GB) |
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| 4KB Random Read (QD1) | Max. 10,000 IOPS |
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| 4KB Random Write (QD1) | Max. 36,000 IOPS |
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| 4KB Random Read (QD32) | Max. 100,000 IOPS |
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| 4KB Random Write (QD32) | Max. 90,000 IOPS |
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| TRIM support | Yes (Requires OS support) |
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| Garbage collection | Yes |
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| S.M.A.R.T. | Yes |
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| Security | AES 256-bit Full Disk Encryption (FDE)
TCG/Opal v2.0, Encrypted Drive (IEEE1667) |
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| Weight | Max. 66g (1TB) |
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| Reliability | MTBF : 2 million hours |
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| TBW | 128 / 256GB : 150TBW (Terabytes Written), 512GB / 1TB : 300TBW (Terabytes Written) |
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| Power consumption*** | Active Read (Average) : Max. 3.3W (1TB)
Active Write (Average) : Max. 3.0W (1TB)
Idle : Max. 0.4W
Device Sleep : 2mW |
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| Temperature | Operating : 0℃ to 70℃
Non-Operating : -40℃ to 84℃ |
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| Humidity | 5% to 95%, non-condensing |
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| Vibration | Non-operating : 20~2,000Hz, 20G |
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| Shock | Non-operating : 1500G , duration 0.5msec, 3axis |
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| Warranty | 10 years limited More Information >> |
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- * GB: 1GB = 1,000,000,000 bytes. A certain portion of capacity may be used for system file and maintenance use, thus the actual capacity may differ that indicated on the product label.
- ** 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 and configuration. Test system configuration: Intel Core® i5-2500K @ 3.3 GHz, DDR3 1600 MHz 4 GB, OS – Windows® 7 Ultimate x64 SP1 IRST 11.5.4.1001, MS performance guide pre-condition Intel® Z68 - *** Power consumption measured with IOmeter 1.1.0 version with Intel i7-4770K, Samsung DDR3 8GB, Intel DH87RL OS- Windows® 7 Ultimate x64 SP1
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