Here are the main differences between SSD (Solid State Drive) and HDD (Hard Disk Drive):
Feature | SSD (Solid State Drive) | HDD (Hard Disk Drive) |
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Definition | A storage device that uses NAND-based flash memory to store data electronically. | A traditional storage device that uses spinning disks and read/write heads to store data magnetically. |
Type of Memory | SSD is a type of non-volatile memory that uses NAND-based flash memory. | HDD uses rotating magnetic disks and read/write heads to store data. |
Speed | SSD is faster than HDD in terms of read/write speeds due to the lack of mechanical components. | HDD is slower than SSD due to the mechanical components used to read and write data. |
Capacity | SSD is generally available in smaller capacities than HDD, although larger capacities are becoming more common. | HDD is available in larger capacities than SSD. |
Power Consumption | SSD consumes less power than HDD as it does not require any mechanical components. | HDD consumes more power than SSD due to the mechanical components used to read and write data. |
Durability | SSD is more durable than HDD as it does not have any moving parts. | HDD is less durable than SSD as it has moving parts that can be damaged. |
Cost | SSD is generally more expensive than HDD. | HDD is generally less expensive than SSD. |
Noise | SSD is completely silent due to the lack of moving parts. | HDD produces noise due to the mechanical components used to read and write data. |
Examples | Samsung 970 EVO Plus, Kingston A400. | Western Digital Black, Seagate Barracuda. |
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