Page 6 from comparison Samsung Pm991 Nvme M2 256Gb

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Compare Samsung 960 Evo 250Gbwith Samsung Pm991 Nvme M2 256Gb

Feature	Samsung 960 Evo 250Gb	Samsung Pm991 Nvme M2 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Flash Memory Specifications		-
Controller		-
Sequential Read Speed	3200 megabytes per second (mb/s)	2050 megabytes per second (mb/s)
Sequential Write Speed	1500 megabytes per second (mb/s)	1000 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	true	false
DRAM Memory Type		-
Operating Temperature Range		-
Average Lifespan	1,500,000 hours (MTBF) / 100 Terabytes Written (TBW)	-
Power Consumption		-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Encryption Technology		-
Size and Dimensions	2.38 * 22.15 * 80.15 millimeter (mm)	-
Product Weight	7.7 gram (g)	-
LED Status Indicator	false	false
Operating Voltage	-

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Compare Samsung Pm991 Nvme M2 256Gbwith Silicon Power Ace A55 SATA 2.5 Inch 2TB capacity

Samsung VS Silicon Power

Feature	Samsung Pm991 Nvme M2 256Gb	Silicon Power Ace A55 SATA 2.5 Inch 2TB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions		2.5 inch
Memory Capacity		2 terabyte (tb)
Sequential Read Speed	2050 megabytes per second (mb/s)	560 megabytes per second (mb/s)
Sequential Write Speed	1000 megabytes per second (mb/s)	530 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
Operating Voltage		-
NCQ Support	false	true
TRIM Support	false	true
RAID Support	false	true
S.M.A.R.T Support	false	true
LED Status Indicator	false	false
Flash Memory Specifications	-
Operating Temperature Range	-
Average Lifespan	-	1,500,000 (MTBF) hour (h)
Additional Features	-	SLC Cache support / ECC (Error Correction Code) Algorithm / Intel Smart Response Technology / Wear Leveling capability for increased memory lifespan / SP Toolbox software

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Compare Samsung PM1643a SATA 2.5 Inch 3.84TB capacitywith Samsung Pm991 Nvme M2 256Gb

Samsung VS Samsung

Feature	Samsung PM1643a SATA 2.5 Inch 3.84TB capacity	Samsung Pm991 Nvme M2 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity	3.84 terabyte (tb)
Flash Memory Specifications		-
Controller		-
Sequential Read Speed	2100 megabytes per second (mb/s)	2050 megabytes per second (mb/s)
Sequential Write Speed	2000 megabytes per second (mb/s)	1000 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
Product Weight	160 gram (g)	-
LED Status Indicator	false	false
Operating Voltage	-

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Compare Samsung 750EVO SATA 2.5 Inch 250GB capacitywith Samsung Pm991 Nvme M2 256Gb

Samsung VS Samsung

Feature	Samsung 750EVO SATA 2.5 Inch 250GB capacity	Samsung Pm991 Nvme M2 256Gb
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	540 megabytes per second (mb/s)	2050 megabytes per second (mb/s)
Sequential Write Speed	520 megabytes per second (mb/s)	1000 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	true	false
DRAM Memory Type		-
Operating Temperature Range		-
Average Lifespan	1,500,000 hours (MTBF) / 70 Terabytes Written (TBW)	-
Power Consumption		-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Encryption Technology		-
Size and Dimensions	6.8 * 69.85 * 100 millimeter (mm)	-
Product Weight	45 gram (g)	-
LED Status Indicator	false	false
Operating Voltage	-

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Compare Samsung Pm991 Nvme M2 256Gbwith Silicon Power M55 SATA M.2 240GB capacity

Samsung VS Silicon Power

Feature	Samsung Pm991 Nvme M2 256Gb	Silicon Power M55 SATA M.2 240GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Sequential Read Speed	2050 megabytes per second (mb/s)	560 megabytes per second (mb/s)
Sequential Write Speed	1000 megabytes per second (mb/s)	530 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
Operating Voltage		-
NCQ Support	false	true
TRIM Support	false	true
RAID Support	false	true
S.M.A.R.T Support	false	true
LED Status Indicator	false	false
Flash Memory Specifications	-
Operating Temperature Range	-
Average Lifespan	-	1,500,000 (MTBF) hour (h)
Additional Features	-	SLC Cache support / ECC (Error Correction Code) Algorithm / Intel Smart Response Technology / Wear Leveling capability for increased memory lifespan / BBM algorithm for identifying and removing access errors / SP Toolbox software
Size and Dimensions	-	3.5 * 22 * 80 millimeter (mm)
Product Weight	-	8 gram (g)

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Compare Samsung Pm991 Nvme M2 256Gbwith Silicon Power Ace A58 SATA M.2 128GB capacity

Samsung VS Silicon Power

Feature	Samsung Pm991 Nvme M2 256Gb	Silicon Power Ace A58 SATA M.2 128GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions		2.5 inch
Memory Capacity
Sequential Read Speed	2050 megabytes per second (mb/s)	460 megabytes per second (mb/s)
Sequential Write Speed	1000 megabytes per second (mb/s)	360 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	true
Operating Voltage		5 volt (v)
NCQ Support	false	true
TRIM Support	false	true
RAID Support	false	true
S.M.A.R.T Support	false	true
LED Status Indicator	false	-
Flash Memory Specifications	-
Operating Temperature Range	-
Average Lifespan	-	1,500,000 (MTBF) hour (h)
Additional Features	-	SLC Cache support / ECC (Error Correction Code) Algorithm / Intel Smart Response Technology / SP Toolbox software
Certifications and Approvals	-
Size and Dimensions	-	7 * 69.9 * 100 millimeter (mm)
Product Weight	-	63 gram (g)

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Compare Samsung 960 Evo 1Tbwith Samsung Pm991 Nvme M2 256Gb

Samsung VS Samsung

Feature	Samsung 960 Evo 1Tb	Samsung Pm991 Nvme M2 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity	1 terabyte (tb)
Flash Memory Specifications		-
Controller		-
Sequential Read Speed	3200 megabytes per second (mb/s)	2050 megabytes per second (mb/s)
Sequential Write Speed	1900 megabytes per second (mb/s)	1000 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	true	false
DRAM Memory Type		-
Operating Temperature Range		-
Average Lifespan	1,500,000 hours (MTBF) / 400 Terabytes Written (TBW)	-
Power Consumption		-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Encryption Technology		-
Size and Dimensions	2.38 * 22.15 * 80.15 millimeter (mm)	-
Product Weight	8 gram (g)	-
LED Status Indicator	false	false
Operating Voltage	-

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Compare Crucial Bx500 480Gbwith Samsung Pm991 Nvme M2 256Gb

Crucial VS Samsung

Feature	Crucial Bx500 480Gb	Samsung Pm991 Nvme M2 256Gb
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	540 megabytes per second (mb/s)	2050 megabytes per second (mb/s)
Sequential Write Speed	500 megabytes per second (mb/s)	1000 megabytes per second (mb/s)
DRAM Memory	false	false
Operating Temperature Range		-
Average Lifespan	1,500,000 hours (MTTF) / 120 Terabytes Written (TBW)	-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Certifications and Approvals		-
Size and Dimensions	7 * 95 * 125 millimeter (mm)	-
Product Weight	70 gram (g)	-
LED Status Indicator	false	false
Random Read Speed	-
Random Write Speed	-
Operating Voltage	-

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Compare Samsung Pm991 Nvme M2 256Gbwith Seagate Firecuda 530 Heatsink 1Tb

Samsung VS Seagate

Feature	Samsung Pm991 Nvme M2 256Gb	Seagate Firecuda 530 Heatsink 1Tb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity		1 terabyte (tb)
Sequential Read Speed	2050 megabytes per second (mb/s)	7300 megabytes per second (mb/s)
Sequential Write Speed	1000 megabytes per second (mb/s)	6000 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
Operating Voltage		-
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
Flash Memory Specifications	-
Operating Temperature Range	-
Average Lifespan	-	1,800,000 hours (MTBF) / 1275 Terabytes Written (TBW)
Power Consumption	-	6.5W in active mode / 0.016W in Idle mode
Certifications and Approvals	-
Size and Dimensions	-	11.04 * 24.2 * 80.16 millimeter (mm)
Product Weight	-	47 gram (g)

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Compare Samsung 860 Pro Sata 2 5 Inch 2Tbwith Samsung Pm991 Nvme M2 256Gb

Samsung VS Samsung

Feature	Samsung 860 Pro Sata 2 5 Inch 2Tb	Samsung Pm991 Nvme M2 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions	2.5 inch
Memory Capacity	2 terabyte (tb)
Flash Memory Specifications		-
Controller		-
Sequential Read Speed	560 megabytes per second (mb/s)	2050 megabytes per second (mb/s)
Sequential Write Speed	530 megabytes per second (mb/s)	1000 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	true	false
DRAM Memory Type		-
Operating Temperature Range		-
Operating Voltage	5 volt (v)
Average Lifespan	1,500,000 hours (MTBF) / 2400 Terabytes Written (TBW)	-
Power Consumption		-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Encryption Technology		-
Size and Dimensions	100 x 69.85 x 6.8 mm	-
Product Weight	62 gram (g)	-
LED Status Indicator	false	false

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Compare Samsung Pm991 Nvme M2 256Gbwith Teamgroup Vulcan Z Sata 25 Inch 1Tb

Samsung VS Mg

Feature	Samsung Pm991 Nvme M2 256Gb	Teamgroup Vulcan Z Sata 25 Inch 1Tb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions		2.5 inch
Memory Capacity		1 terabyte (tb)
Sequential Read Speed	2050 megabytes per second (mb/s)	550 megabytes per second (mb/s)
Sequential Write Speed	1000 megabytes per second (mb/s)	500 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
Operating Voltage		5 volt (v)
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
Flash Memory Specifications	-
Operating Temperature Range	-
Average Lifespan	-	1,000,000 hours (MTBF) / 800 Terabytes Written (TBW)
Compatible Operating Systems	-	Windows 7 and later / Mac OS version 10.4 and later / Linux kernel 2.6.33 and later
Additional Features	-
Size and Dimensions	-	7 * 69.9 * 100 millimeter (mm)
Product Weight	-	45 gram (g)

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Compare Pny Cs3040 Nvme M2 2Tbwith Samsung Pm991 Nvme M2 256Gb

PNY VS Samsung

Feature	Pny Cs3040 Nvme M2 2Tb	Samsung Pm991 Nvme M2 256Gb
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity	2 terabyte (tb)
Flash Memory Specifications		-
Sequential Read Speed	5600 megabytes per second (mb/s)	2050 megabytes per second (mb/s)
Sequential Write Speed	4300 megabytes per second (mb/s)	1000 megabytes per second (mb/s)
DRAM Memory	true	false
Operating Temperature Range		-
Average Lifespan	2,000,000 hours (MTBF) / 3600 Terabytes Written (TBW)	-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	true	false
S.M.A.R.T Support	true	false
Encryption Technology		-
Compatible Operating Systems	Windows 7 and later	-
Additional Features	ECC (Error Correction Code) Algorithm / APST, ASPM, L1.2 power saving optimizer / End-to-End (E2E) Data Path Protection / PNY PCIe SSD Toolbox software	-
Certifications and Approvals		-
Size and Dimensions	4 * 22 * 80 millimeter (mm)	-
Product Weight	6.6 gram (g)	-
LED Status Indicator	false	false
Random Read Speed	-
Random Write Speed	-
Operating Voltage	-

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