Page 12 from comparison Samsung PM991a NVMe M.2 512GB capacity

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Compare Pny Cs1030 Nvme M2 256Gbwith Samsung PM991a NVMe M.2 512GB capacity

Feature	Pny Cs1030 Nvme 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	2500 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	1900 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
DRAM Memory	false	false
Operating Temperature Range		-
Average Lifespan	2,000,000 (MTBF) hour (h)	-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Additional Features	APST, ASPM, L1.2 power saving optimizer / ECC (Error Correction Code) Algorithm / End-to-End (E2E) Data Path Protection	-
Certifications and Approvals		-
Size and Dimensions	2 * 22 * 80 millimeter (mm)	-
Product Weight	6.6 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 Silicon Power Ud70 Nvme M2 2Tb

Samsung VS Silicon Power

Feature	Samsung PM991a NVMe M.2 512GB capacity	Silicon Power Ud70 Nvme M2 2Tb
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	3100 megabytes per second (mb/s)	3400 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	-	1,800,000 hours (MTBF) / 530 Terabytes Written (TBW)
Encryption Technology	-
Compatible Operating Systems	-	Windows 8.1 and later
Certifications and Approvals	-
Size and Dimensions	-	3.5 * 22 * 80 millimeter (mm)
Product Weight	-	8 gram (g)

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Compare Hp P500 Usb 3 1 Gen 2 250Gbwith Samsung PM991a NVMe M.2 512GB capacity

Hp VS Samsung

Feature	Hp P500 Usb 3 1 Gen 2 250Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	External	Internal
Connection Type	Type-C to Type-A USB 3.1 Gen 2	-
Memory Capacity
Flash Memory Specifications
Controller		-
Sequential Read Speed	370 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	200 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
Operating Temperature Range		-
Operating Voltage	5 volt (v)	-
Average Lifespan	2,000,000 hours (MTBF) / 100 Terabytes Written (TBW)	-
Power Consumption	1.9W in read mode / 2.7W in write mode / 1.05W 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 version 7 and later / macOS / Android	-
Additional Features		-
Certifications and Approvals		-
Body Material	Aluminum	-
Color Options	Black, Silver, Blue, Red	-
Size and Dimensions	10 * 53.9 * 79.1 millimeter (mm)	-
Product Weight	45.4 gram (g)	-
LED Status Indicator	false	false
Box Contents	17cm USB Type-C to USB Type-A cable / USB Type-A to USB Type-C converter / User manual	-
Memory Connection Port	-
Storage Connection Details	-
Device Design and Dimensions	-

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Compare Samsung PM991a NVMe M.2 512GB capacitywith Xpg Gammix S11 Pro Pcie Gen3X4 M2 2280 1Tb

Samsung VS Xpg

Feature	Samsung PM991a NVMe M.2 512GB capacity	Xpg Gammix S11 Pro Pcie Gen3X4 M2 2280 1Tb
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	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) / 640 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 Gigabyte Gp Gsm2Ne3128Gntd Nvme M2 128Gbwith Samsung PM991a NVMe M.2 512GB capacity

GIGABYTE VS Samsung

Feature	Gigabyte Gp Gsm2Ne3128Gntd 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
Flash Memory Specifications
Sequential Read Speed	1550 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	550 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
Operating Temperature Range		-
Average Lifespan	1,500,000 hours (MTBF) / 110 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
Additional Features	HMB (Host Memory Buffer) technology for using a small part of system RAM as cache / Memory temperature display capability / SSD Tool Box software	-
Size and Dimensions	2.3 * 22 * 80 millimeter (mm)	-
LED Status Indicator	false	false

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Compare Kodak X100 Sata 2 5 Inch 120Gbwith Samsung PM991a NVMe M.2 512GB capacity

Kodak VS Samsung

Feature	Kodak X100 Sata 2 5 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	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
Average Lifespan	2,000,000 (MTBF) hour (h)	-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Compatible Operating Systems	Windows XP and later / macOS version 8.6 and later / Linux 2.6 and later / Chrome OS	-
Additional Features		-
Body Material	Metal	-
Color Options	Yellow	-
Size and Dimensions	7 * 69.85 * 100 millimeter (mm)	-
LED Status Indicator	false	false
Random Read Speed	-
Random Write Speed	-

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Compare Apacer As340X Sata 25 Inch 240Gbwith Samsung PM991a NVMe M.2 512GB capacity

Acer VS Samsung

Feature	Apacer As340X Sata 25 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
Sequential Read Speed	550 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	520 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
Operating Temperature Range		-
Average Lifespan	1,500,000 hours (MTBF) / 140 Terabytes Written (TBW)	-
NCQ Support	true	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	7 * 69.9 * 100 millimeter (mm)	-
LED Status Indicator	true	false

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Compare Samsung PM991a NVMe M.2 512GB capacitywith X Energy Gold Drive Sata 2 5 Inch 256Gb

Samsung VS X Energy

Feature	Samsung PM991a NVMe M.2 512GB capacity	X Energy Gold Drive Sata 2 5 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	false
RAID Support	false	false
S.M.A.R.T Support	false	false
LED Status Indicator	false	false
Operating Temperature Range	-
Average Lifespan	-	2,000,000 (MTBF) hour (h)
Compatible Operating Systems	-	Windows
Additional Features	-
Certifications and Approvals	-

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Compare Kingston A2000 Nvme M2 500Gbwith Samsung PM991a NVMe M.2 512GB capacity

Kingston VS Samsung

Feature	Kingston A2000 Nvme M2 500Gb	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	2200 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	2000 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	true	false
DRAM Memory Type		-
Operating Temperature Range		-
Average Lifespan	2,000,000 hours (MTBF) / 350 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		-
Additional Features		-
Certifications and Approvals		-
Size and Dimensions	3.5 * 22 * 80 millimeter (mm)	-
Product Weight	6.8 gram (g)	-
LED Status Indicator	false	false

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Compare Gigabyte Gp Gsm2Ne8512Gntd Nvme M2 512Gbwith Samsung PM991a NVMe M.2 512GB capacity

GIGABYTE VS Samsung

Feature	Gigabyte Gp Gsm2Ne8512Gntd 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
Sequential Read Speed	1200 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	800 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
Operating Temperature Range		-
Operating Voltage		-
Average Lifespan	1,500,000 hours (MTBF) / 200 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
Additional Features	HMB (Host Memory Buffer) technology for using a small part of system RAM as cache / Memory temperature display capability / Secure Erase capability for irreversible data deletion / SSD Tool Box software	-
Size and Dimensions	2.3 * 22 * 80 millimeter (mm)	-
LED Status Indicator	false	false

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Compare Lexar Nm800 Nvme M2 512Gbwith Samsung PM991a NVMe M.2 512GB capacity

Lexar VS Samsung

Feature	Lexar Nm800 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
Sequential Read Speed	7000 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	3000 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	false	false
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
LED Status Indicator	false	false

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Compare Samsung PM991a NVMe M.2 512GB capacitywith Teamgroup Mp44 Nvme M2 2Tb

Samsung VS Mg

Feature	Samsung PM991a NVMe M.2 512GB capacity	Teamgroup Mp44 Nvme M2 2Tb
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	3100 megabytes per second (mb/s)	7400 megabytes per second (mb/s)
Sequential Write Speed	1800 megabytes per second (mb/s)	7000 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	true
LED Status Indicator	false	false
Operating Temperature Range	-
Operating Voltage	-	3.3 volt (v)
Average Lifespan	-	1,500,000 hours (MTBF) / 2500 Terabytes Written (TBW)
Compatible Operating Systems	-	Windows version 7 and later / Linux Kernel 2.6.33 and later
Additional Features	-
Size and Dimensions	-	3.7 * 22 * 80 millimeter (mm)
Product Weight	-	7 gram (g)

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