Page 9 from comparison Samsung Pm981A Pcie M2 256Gb

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Compare Samsung Pm981A Pcie M2 256Gbwith Toshiba Canvio Ready USB 3.2 4TB capacity

Feature	Samsung Pm981A Pcie M2 256Gb	Toshiba Canvio Ready USB 3.2 4TB capacity
Memory Usage Type	Internal	External
Memory Connection Port		-
Storage Connection Details		-
Device Design and Dimensions		2.5 inch
Memory Capacity		4 terabyte (tb)
Flash Memory Specifications		-
Sequential Read Speed	3500 megabytes per second (mb/s)	-
Sequential Write Speed	2200 megabytes per second (mb/s)	-
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
NCQ Support	true	false
TRIM Support	true	false
RAID Support	true	false
S.M.A.R.T Support	false	false
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	19.5 * 78 * 109 millimeter (mm)
Product Weight	8 gram (g)	2175 gram (g)
LED Status Indicator	false	false
Connection Type	-	Micro-B to Type-A USB 3.2 Gen 1
Compatible Operating Systems	-	Windows 8.1 and later / macOS version 10.13 and later
Additional Features	-	NTFS / 5 Gbps data transfer speed

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Compare Samsung Pm981A Pcie M2 256Gbwith Transcend 110S NVMe M.2 512GB capacity

Samsung VS Transcend

Feature	Samsung Pm981A Pcie M2 256Gb	Transcend 110S 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
Sequential Read Speed	3500 megabytes per second (mb/s)	1700 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	1400 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
NCQ Support	true	false
TRIM Support	true	true
RAID Support	true	false
S.M.A.R.T Support	false	true
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	3.58 * 22 * 80 millimeter (mm)
Product Weight	8 gram (g)	8 gram (g)
LED Status Indicator	false	-
Operating Temperature Range	-	0 to 70 degrees Celsius
Operating Voltage	-	3.3 volt (v)
Average Lifespan	-	2,000,000 hours (MTBF) / 200 Terabytes Written (TBW)
Compatible Operating Systems	-	Windows version 7 and later / Linux Kernel 2.6.31 and later
Additional Features	-	Error Correction Code (ECC) Algorithm / Advanced LDPC Error Correction Algorithm / GC Algorithm support for optimal memory space usage / Transcend SSD Scope software
Certifications and Approvals	-

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Compare Samsung Pm981A Pcie M2 256Gbwith Team Group MP33 NVMe M.2 128GB capacity

Samsung VS Mg

Feature	Samsung Pm981A Pcie M2 256Gb	Team Group MP33 NVMe M.2 128GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	3500 megabytes per second (mb/s)	1500 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	500 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
NCQ Support	true	false
TRIM Support	true	true
RAID Support	true	false
S.M.A.R.T Support	false	true
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	3.8 * 22 * 80 millimeter (mm)
Product Weight	8 gram (g)	6 gram (g)
LED Status Indicator	false	-
Controller	-
Operating Temperature Range	-
Operating Voltage	-	3.3 volt (v)
Average Lifespan	-	1,500,000 hours (MTBF) / 75 Terabytes Written (TBW)
Compatible Operating Systems	-	Windows version 7 and later / Linux Kernel 2.6.33 and later

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Compare Samsung Pm981A Pcie M2 256Gbwith Silicon Power M55 SATA M.2 240GB capacity

Samsung VS Silicon Power

Feature	Samsung Pm981A Pcie 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
Flash Memory Specifications
Sequential Read Speed	3500 megabytes per second (mb/s)	560 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	530 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
NCQ Support	true	true
TRIM Support	true	true
RAID Support	true	true
S.M.A.R.T Support	false	true
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	3.5 * 22 * 80 millimeter (mm)
Product Weight	8 gram (g)	8 gram (g)
LED Status Indicator	false	false
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

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Compare Samsung Pm981A Pcie M2 256Gbwith ViccoMan VC500 SATA 2.5 Inch 512GB Capacity

Samsung VS Viccoman

Feature	Samsung Pm981A Pcie M2 256Gb	ViccoMan VC500 SATA 2.5 Inch 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	3500 megabytes per second (mb/s)	550 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	450 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
NCQ Support	true	false
TRIM Support	true	true
RAID Support	true	false
S.M.A.R.T Support	false	true
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	7 * 70 * 100 millimeter (mm)
Product Weight	8 gram (g)	55 gram (g)
LED Status Indicator	false	false
Average Lifespan	-	2,000,000 (MTBF) hour (h)
Additional Features	-	Error Correction Code (ECC) Algorithm / Wear Leveling for increased drive lifespan / GC Algorithm support for optimal memory space usage

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Compare Samsung Pm981A Pcie M2 256Gbwith Silicon Power PC60 USB 3.2 960GB capacity

Samsung VS Silicon Power

Feature	Samsung Pm981A Pcie M2 256Gb	Silicon Power PC60 USB 3.2 960GB capacity
Memory Usage Type	Internal	External
Memory Connection Port		-
Storage Connection Details		-
Device Design and Dimensions		2.5 inch
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	3500 megabytes per second (mb/s)	540 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	500 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
NCQ Support	true	false
TRIM Support	true	false
RAID Support	true	false
S.M.A.R.T Support	false	false
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	11.2 * 80 * 80 millimeter (mm)
Product Weight	8 gram (g)	46 gram (g)
LED Status Indicator	false	false
Connection Type	-	Type-C to Type-A USB 3.2 Gen 2
Operating Temperature Range	-	0 to 70 degrees Celsius
Compatible Operating Systems	-	Windows 7 and later / Mac OS version 10.3 and later / Linux kernel 2.6 and later / Android 6 and later
Certifications and Approvals	-
Body Material	-	Plastic
Box Contents	-	USB Type-C to USB Type-A cable

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Compare Samsung Pm981A Pcie M2 256Gbwith Samsung PM991a NVMe M.2 512GB capacity

Samsung VS Samsung

Feature	Samsung Pm981A Pcie M2 256Gb	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
Sequential Read Speed	3500 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
NCQ Support	true	false
TRIM Support	true	false
RAID Support	true	false
S.M.A.R.T Support	false	false
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	-
Product Weight	8 gram (g)	-
LED Status Indicator	false	false

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Compare Samsung Pm981A Pcie M2 256Gbwith Team Group MP34 NVMe M.2 1TB capacity

Samsung VS Mg

Feature	Samsung Pm981A Pcie M2 256Gb	Team Group MP34 NVMe M.2 1TB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity		1 terabyte (tb)
Flash Memory Specifications
Sequential Read Speed	3500 megabytes per second (mb/s)	3000 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	2600 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	true
NCQ Support	true	false
TRIM Support	true	false
RAID Support	true	false
S.M.A.R.T Support	false	true
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	3.8 * 22 * 80 millimeter (mm)
Product Weight	8 gram (g)	6 gram (g)
LED Status Indicator	false	false
Controller	-
DRAM Memory Type	-
Operating Temperature Range	-
Operating Voltage	-	3.3 volt (v)
Average Lifespan	-	1,800,000 hours (MTBF) / 1,660 Terabytes Written (TBW)
Encryption Technology	-
Compatible Operating Systems	-	Windows version Vista and later / Linux Kernel 2.6.33 and later
Additional Features	-

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Compare Samsung Pm981A Pcie M2 256Gbwith Zadak TWSG3 NVMe M.2 256GB capacity

Samsung VS Zadak

Feature	Samsung Pm981A Pcie M2 256Gb	Zadak TWSG3 NVMe M.2 256GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	3500 megabytes per second (mb/s)	3500 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	3200 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	-
NCQ Support	true	-
TRIM Support	true	-
RAID Support	true	-
S.M.A.R.T Support	false	-
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	2.5 * 22 * 80 millimeter (mm)
Product Weight	8 gram (g)	-
LED Status Indicator	false	false
Operating Temperature Range	-
Average Lifespan	-	1,500,000 (MTBF) hour (h)
Additional Features	-
Certifications and Approvals	-

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Compare Samsung PM1643a SATA 2.5 Inch 3.84TB capacitywith Samsung Pm981A Pcie M2 256Gb

Samsung VS Samsung

Feature	Samsung PM1643a SATA 2.5 Inch 3.84TB capacity	Samsung Pm981A Pcie 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)	3500 megabytes per second (mb/s)
Sequential Write Speed	2000 megabytes per second (mb/s)	2200 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
NCQ Support	false	true
TRIM Support	false	true
RAID Support	false	true
S.M.A.R.T Support	false	false
Product Weight	160 gram (g)	8 gram (g)
LED Status Indicator	false	false
Size and Dimensions	-	2.5 * 22.8 * 78.7 millimeter (mm)

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Compare Samsung Pm981A Pcie M2 256Gbwith Silicon Power P34A80 NVMe M.2 512GB capacity

Samsung VS Silicon Power

Feature	Samsung Pm981A Pcie M2 256Gb	Silicon Power P34A80 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
Sequential Read Speed	3500 megabytes per second (mb/s)	3400 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	3000 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	true
NCQ Support	true	false
TRIM Support	true	true
RAID Support	true	true
S.M.A.R.T Support	false	true
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	3.5 * 22 * 80 millimeter (mm)
Product Weight	8 gram (g)	8 gram (g)
LED Status Indicator	false	false
Controller	-
DRAM Memory Type	-
Operating Temperature Range	-
Average Lifespan	-	1655 (TBW) terabyte (tb)
Compatible Operating Systems	-	Windows 8.1 and later
Additional Features	-
Certifications and Approvals	-

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Compare Samsung Pm981A Pcie M2 256Gbwith Team Group GX1 SATA 2.5 Inch 480GB capacity

Samsung VS Mg

Feature	Samsung Pm981A Pcie M2 256Gb	Team Group GX1 SATA 2.5 Inch 480GB 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	3500 megabytes per second (mb/s)	530 megabytes per second (mb/s)
Sequential Write Speed	2200 megabytes per second (mb/s)	430 megabytes per second (mb/s)
Random Read Speed		-
Random Write Speed		-
DRAM Memory	false	false
NCQ Support	true	false
TRIM Support	true	true
RAID Support	true	false
S.M.A.R.T Support	false	true
Size and Dimensions	2.5 * 22.8 * 78.7 millimeter (mm)	7 * 69.9 * 100 millimeter (mm)
Product Weight	8 gram (g)	-
LED Status Indicator	false	false
Operating Temperature Range	-
Operating Voltage	-	5 volt (v)
Average Lifespan	-	1,000,000 hours (MTBF) / 400 Terabytes Written (TBW)
Compatible Operating Systems	-	Windows version 7 and later / macOS version 10.4 and later / Linux Kernel 2.6.33 and later

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