Page 66 from comparison Samsung PM991a NVMe M.2 512GB capacity

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Compare Msi Spatium M470 Nvme M2 1Tbwith Samsung PM991a NVMe M.2 512GB capacity

Feature	Msi Spatium M470 Nvme M2 1Tb	Samsung PM991a NVMe M.2 512GB capacity
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	5000 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	4400 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
Random Read Speed
Random Write Speed
DRAM Memory	true	false
DRAM Memory Type	DDR4 with 1GB cache memory	-
Operating Temperature Range	0 to 70 degrees Celsius	-
Average Lifespan	1,700,000 hours (MTBF) / 1600 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	Advanced LDPC ECC error correction algorithm / End-to-end (E2E) data protection during transmission / Pyrite feature for data encryption and security	-
Size and Dimensions	2.15 * 22 * 80 millimeter (mm)	-
LED Status Indicator	false	false

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Compare Adata Falcon Nvme M2 256Gbwith Samsung PM991a NVMe M.2 512GB capacity

Adata VS Samsung

Feature	Adata Falcon 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
Controller		-
Sequential Read Speed	3000 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	900 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	1,800,000 hours (MTBF) / 150 Terabytes Written (TBW)	-
NCQ Support	false	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Encryption Technology		-
Certifications and Approvals		-
Size and Dimensions	2.9 * 22 * 80 millimeter (mm)	-
Product Weight	9 gram (g)	-
LED Status Indicator	-	false

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Compare Adata Ultimate Su800 M2 1Tbwith Samsung PM991a NVMe M.2 512GB capacity

Adata VS Samsung

Feature	Adata Ultimate Su800 M2 1Tb	Samsung PM991a NVMe M.2 512GB capacity
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	550 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	500 megabytes per second (mb/s)	1800 megabytes per second (mb/s)
DRAM Memory	true	false
Operating Temperature Range		-
Average Lifespan	2,000,000 hours (MTTF) / 800 Terabytes Written (TBW)	-
NCQ Support	true	false
TRIM Support	true	false
RAID Support	true	false
S.M.A.R.T Support	true	false
Additional Features		-
Certifications and Approvals		-
Size and Dimensions	3.5 * 22 * 80 millimeter (mm)	-
Product Weight	8 gram (g)	-
LED Status Indicator	false	false
Random Read Speed	-
Random Write Speed	-

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Compare Adata Premier Sp600 512Gbwith Samsung PM991a NVMe M.2 512GB capacity

Adata VS Samsung

Feature	Adata Premier Sp600 512Gb	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	430 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	1,000,000 (MTBF) hour (h)	-
Power Consumption	0.35W in active mode / 0.14W in standby mode	-
NCQ Support	true	false
TRIM Support	true	false
RAID Support	false	false
S.M.A.R.T Support	true	false
Size and Dimensions	7 × 69.85 × 100.45 mm	-
Product Weight	47.5 gram (g)	-
LED Status Indicator	false	false

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Compare Samsung 970 Evo Plus Nvme M2 2Tbwith Samsung PM991a NVMe M.2 512GB capacity

Samsung VS Samsung

Feature	Samsung 970 Evo Plus Nvme M2 2Tb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity	2 terabyte (tb)
Flash Memory Specifications
Controller		-
Sequential Read Speed	3500 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	3300 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		-
Operating Voltage	3.3 volt (v)	-
Average Lifespan	1,500,000 hours (MTBF) / 1,200 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
Encryption Technology		-
Size and Dimensions	2.38 * 22.15 * 80.15 millimeter (mm)	-
Product Weight	8 gram (g)	-
LED Status Indicator	false	false

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Compare Buffalo Ssd Put Usb 3 2 1Tbwith Samsung PM991a NVMe M.2 512GB capacity

Buffalo VS Samsung

Feature	Buffalo Ssd Put Usb 3 2 1Tb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	External	Internal
Connection Type	Type-A USB 3.2 Gen 2	-
Memory Capacity	1 terabyte (tb)
Sequential Read Speed	600 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	500 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 7 and later / macOS version 10.14 and later / PlayStation 4, 4 Pro & 5 / Xbox One / Xbox Series X/S	-
Additional Features		-
Size and Dimensions	10 * 25 * 70 millimeter (mm)	-
Product Weight	30 gram (g)	-
LED Status Indicator	true	false
Memory Connection Port	-
Storage Connection Details	-
Device Design and Dimensions	-
Flash Memory Specifications	-
Random Read Speed	-
Random Write Speed	-

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Compare Adata Se800 Usb 3 2 Gen 2 1Tbwith Samsung PM991a NVMe M.2 512GB capacity

Adata VS Samsung

Feature	Adata Se800 Usb 3 2 Gen 2 1Tb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	External	Internal
Connection Type	Type-C to Type-C USB 3.2 Gen 2	-
Memory Capacity	1 terabyte (tb)
Flash Memory Specifications
Sequential Read Speed	1000 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)
Operating Temperature Range		-
Operating Voltage	5 volt (v)	-
Compatible Operating Systems	Windows XP and later / macOS X 10.6 and later / Linux Kernel 2.6 and later	-
Additional Features		-
Certifications and Approvals	IP68 certified / MIL-STD-810G military standard / - FCC, CE, KC, EAC, RoHS	-
Color Options	Black, Blue	-
Size and Dimensions	12.2 * 44 * 72.7 millimeter (mm)	-
Product Weight	40 gram (g)	-
LED Status Indicator	true	false
Box Contents	USB Type-C to USB Type-C connection cable / USB Type-A to USB Type-C adapter / User manual	-
Memory Connection Port	-
Storage Connection Details	-
Device Design and Dimensions	-
Random Read Speed	-
Random Write Speed	-
DRAM Memory	-	false
NCQ Support	-	false
TRIM Support	-	false
RAID Support	-	false
S.M.A.R.T Support	-	false

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Compare Samsung Pm1735 Mzplj6T4Hala 00007 64Tbwith Samsung PM991a NVMe M.2 512GB capacity

Samsung VS Samsung

Feature	Samsung Pm1735 Mzplj6T4Hala 00007 64Tb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	Internal	Internal
Memory Connection Port
Storage Connection Details
Device Design and Dimensions
Memory Capacity	6.4 terabyte (tb)
Sequential Read Speed	8000 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	3800 megabytes per second (mb/s)	1800 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
Flash Memory Specifications	-
LED Status Indicator	-	false

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Compare Adata Ultimate Su650 960Gbwith Samsung PM991a NVMe M.2 512GB capacity

Adata VS Samsung

Feature	Adata Ultimate Su650 960Gb	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	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		-
Average Lifespan	2,000,000 hours (MTTF) / 560 Terabytes Written (TBW)	-
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 * 100.45 millimeter (mm)	-
Product Weight	47.5 gram (g)	-
LED Status Indicator	false	false

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Compare Adata Se770G Usb 32 Gen 2 512Gbwith Samsung PM991a NVMe M.2 512GB capacity

Adata VS Samsung

Feature	Adata Se770G Usb 32 Gen 2 512Gb	Samsung PM991a NVMe M.2 512GB capacity
Memory Usage Type	External	Internal
Connection Type	Type-C to Type-C USB 3.2 Gen 2	-
Memory Capacity
Flash Memory Specifications
Sequential Read Speed	1000 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)
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 / macOS / Linux / Android	-
Size and Dimensions	18 * 57.5 * 99.5 millimeter (mm)	-
Product Weight	136 gram (g)	-
Memory Connection Port	-
Storage Connection Details	-
Device Design and Dimensions	-
Random Read Speed	-
Random Write Speed	-
LED Status Indicator	-	false

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Compare Adata Legend 710 Nvme M2 256Gbwith Samsung PM991a NVMe M.2 512GB capacity

Adata VS Samsung

Feature	Adata Legend 710 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
Controller		-
Sequential Read Speed	2400 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	false	false
Operating Temperature Range	0 to 70 degrees Celsius	-
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	true	false
Encryption Technology		-
Additional Features		-
Size and Dimensions	3.13 × 22 × 80 mm (with heatsink) / 2.15 × 22 × 80 mm (without heatsink)	-
Product Weight	9g (with heatsink) ** 6.2g (without heatsink)	-
LED Status Indicator	false	false

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Compare Samsung Pm991A Nvme M2 256Gbwith Samsung PM991a NVMe M.2 512GB capacity

Samsung VS Samsung

Feature	Samsung Pm991A 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	3100 megabytes per second (mb/s)	3100 megabytes per second (mb/s)
Sequential Write Speed	1300 megabytes per second (mb/s)	1800 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

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