Page 52 from comparison Samsung PM991a NVMe M.2 512GB capacity

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Compare Geil Zenith Z3 Sata 2 5 Inch 128Gbwith Samsung PM991a NVMe M.2 512GB capacity

Feature	Geil Zenith Z3 Sata 2 5 Inch 128Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	520 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	470 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
DRAM Memory	false	false
Operating Temperature Range	0 to 70 degrees Celsius	-
Operating Voltage	5 volt (v)	-
Average Lifespan	2,000,000 (MTBF) hour (h)	-
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
Additional Features		-
Size and Dimensions	7 * 69.85 * 100 millimeter (mm)	-
Random Read Speed	-
Random Write Speed	-
LED Status Indicator	-	false

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Compare Lexar Ns10 Lite Sata 25 Inch 120Gbwith Samsung PM991a NVMe M.2 512GB capacity

Lexar VS Samsung

Feature	Lexar Ns10 Lite Sata 25 Inch 120Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity
Sequential Read Speed	480 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	400 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
DRAM Memory	false	false
Operating Temperature Range		-
Average Lifespan	1,500,000 (MTBF) hour (h)	-
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
Additional Features		-
Certifications and Approvals		-
Size and Dimensions	2.25 * 22 * 80 millimeter (mm)	-
Product Weight	45 gram (g)	-
LED Status Indicator	false	false
Flash Memory Specifications	-
Random Read Speed	-
Random Write Speed	-

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Compare Samsung Pm991 Nvme M2 128Gbwith Samsung PM991a NVMe M.2 512GB capacity

Samsung VS Samsung

Feature	Samsung Pm991 Nvme M2 128Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Sequential Read Speed	2000 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	1000 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
Operating Voltage		-
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
LED Status Indicator	false	false
Flash Memory Specifications	-

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Compare Leven Js300 Sata 2 5 Inch 240Gbwith Samsung PM991a NVMe M.2 512GB capacity

Leven VS Samsung

Feature	Leven Js300 Sata 2 5 Inch 240Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity
Flash Memory Specifications
Controller		-
Sequential Read Speed	550 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	450 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
Operating Temperature Range	0 to 70 degrees Celsius	-
Average Lifespan	2,000,000 (MTBF) hour (h)	-
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
Certifications and Approvals		-
Product Weight	40 gram (g)	-
LED Status Indicator	false	false

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Compare Hp Ex900 Pro Nvme M2 512Gbwith Samsung PM991a NVMe M.2 512GB capacity

Hp VS Samsung

Feature	Hp Ex900 Pro Nvme M2 512Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Flash Memory Specifications
Controller		-
Sequential Read Speed	2080 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	1800 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	true	false
DRAM Memory Type	1GB Micron DDR3-1600 RAM	-
Operating Temperature Range		-
Average Lifespan	2,000,000 hours (MTBF) / 320 Terabytes Written (TBW)	-
Power Consumption	4.29W in active mode / 0.67W in Idle mode	-
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
Compatible Operating Systems	Windows	-
Additional Features		-
Certifications and Approvals		-
Size and Dimensions	2.4 * 22 * 80 millimeter (mm)	-
Product Weight	5.4 gram (g)	-
LED Status Indicator	false	false

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Compare Samsung PM991a NVMe M.2 512GB capacitywith Xpg Gammix S11 Pro Pcie Gen3X4 M2 2280 512Gb

Samsung VS Xpg

Feature	Samsung PM991a NVMe M.2 512GB capacity	Xpg Gammix S11 Pro Pcie Gen3X4 M2 2280 512Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	3100 megabytes per second (mb/s)	3500 megabytes per second (mb/s)
Sequential Write Speed	1800 megabytes per second (mb/s)	3000 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	true
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	true
S.M.A.R.T Support	false	false
LED Status Indicator	false	false
Controller	-
DRAM Memory Type	-
Operating Temperature Range	-
Average Lifespan	-	2,000,000 hours (MTBF) / 320 Terabytes Written (TBW)
Power Consumption	-	0.33W in active mode / 0.14W in standby mode
Certifications and Approvals	-
Size and Dimensions	-	6.1 * 22 * 80 millimeter (mm)
Product Weight	-	11 gram (g)

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Compare Dahua C800A Sata 25 Inch 120Gbwith Samsung PM991a NVMe M.2 512GB capacity

Dahua VS Samsung

Feature	Dahua C800A Sata 25 Inch 120Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	500 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	400 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
DRAM Memory	false	false
Operating Temperature Range	0 to 70 degrees Celsius	-
Average Lifespan	1,500,000 hours (MTBF) / 50 Terabytes Written (TBW)	-
Power Consumption		-
NCQ Support	true	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Additional Features		-
Size and Dimensions	7 * 69.9 * 100.2 millimeter (mm)	-
Product Weight	40 gram (g)	-
LED Status Indicator	false	false
Random Read Speed	-
Random Write Speed	-

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Compare Samsung PM991a NVMe M.2 512GB capacitywith Valuetech Supersonic M2 256Gb

Samsung VS Sup

Feature	Samsung PM991a NVMe M.2 512GB capacity	Valuetech Supersonic M2 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	3100 megabytes per second (mb/s)	461 megabytes per second (mb/s)
Sequential Write Speed	1800 megabytes per second (mb/s)	398 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
LED Status Indicator	false	false
Controller	-
Compatible Operating Systems	-	Windows XP and later / macOS version 10.6 and later / iOS version 8.0 and later
Additional Features	-	BBM algorithm for identifying and removing access errors
Certifications and Approvals	-
Size and Dimensions	-	0.8 * 22 * 80 millimeter (mm)

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Compare Samsung PM991a NVMe M.2 512GB capacitywith Teamgroup Gx2 Sata 25 Inch 256Gb

Samsung VS Mg

Feature	Samsung PM991a NVMe M.2 512GB capacity	Teamgroup Gx2 Sata 25 Inch 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions		2.5 inch
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	3100 megabytes per second (mb/s)	500 megabytes per second (mb/s)
Sequential Write Speed	1800 megabytes per second (mb/s)	400 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
NCQ Support	false	false
TRIM Support	false	true
RAID Support	false	false
S.M.A.R.T Support	false	true
LED Status Indicator	false	false
Operating Temperature Range	-
Operating Voltage	-	5 volt (v)
Average Lifespan	-	1,000,000 hours (MTBF) / 200 Terabytes Written (TBW)
Compatible Operating Systems	-	Windows version 7 and later / macOS version 10.4 and later / Linux Kernel 2.6.33 and later
Size and Dimensions	-	7 * 69.9 * 100 millimeter (mm)

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Compare Kodak X120 Pro Sata 2 5 Inch 128Gbwith Samsung PM991a NVMe M.2 512GB capacity

Kodak VS Samsung

Feature	Kodak X120 Pro Sata 2 5 Inch 128Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity
Flash Memory Specifications
Controller	Available with two SMI or Phison controllers	-
Sequential Read Speed	550 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	510 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
DRAM Memory	false	false
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
Compatible Operating Systems	Windows XP and later / macOS version 8.6 and later / Linux 2.6 and later / Chrome OS	-
Additional Features	ECC (Error Correction Code) Algorithm	-
Certifications and Approvals		-
Random Read Speed	-
Random Write Speed	-
LED Status Indicator	-	false

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Compare Ocpc Ssd Sata 25 Inch 120Gbwith Samsung PM991a NVMe M.2 512GB capacity

Ocpc VS Samsung

Feature	Ocpc Ssd Sata 25 Inch 120Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity
Flash Memory Specifications
Controller		-
Sequential Read Speed	480 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	450 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
DRAM Memory	true	false
Operating Temperature Range		-
Operating Voltage	5 volt (v)	-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Compatible Operating Systems	Windows / macOS / Linux	-
Additional Features	ECC (Error Correction Code) Algorithm / Usable in humid environments (5% to 95% humidity)	-
Size and Dimensions	7 * 69.8 * 100 millimeter (mm)	-
Product Weight	56 gram (g)	-
LED Status Indicator	false	false
Random Read Speed	-
Random Write Speed	-

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Compare Samsung PM991a NVMe M.2 512GB capacitywith Western Digital Pc Sn530 Sdbpmpz 256G Nvme M2 256Gb

Samsung VS Western Digital

Feature	Samsung PM991a NVMe M.2 512GB capacity	Western Digital Pc Sn530 Sdbpmpz 256G Nvme M2 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	3100 megabytes per second (mb/s)	2400 megabytes per second (mb/s)
Sequential Write Speed	1800 megabytes per second (mb/s)	950 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
NCQ Support	false	false
TRIM Support	false	false
RAID Support	false	false
S.M.A.R.T Support	false	false
LED Status Indicator	false	false
Operating Temperature Range	-
Operating Voltage	-	3.3 volt (v)
Average Lifespan	-	1,750,000 (MTBF) hour (h)
Power Consumption	-
Additional Features	-
Certifications and Approvals	-
Size and Dimensions	-	2.38 * 22 * 30 millimeter (mm)
Product Weight	-	3.2 gram (g)

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