Samsung Unveils 256GB SD Express MicroSD Card: 800MB/S Sequential Read Speed

Samsung Unveils 256GB SD Express MicroSD Card: 800MB/S Sequential Read Speed

Samsung has unveiled its latest advancements in the realm of memory cards with the distribution of samples for its 256GB SD Express microSD card. This new offering boasts an impressive sequential read speed of up to 800MB/s, setting the bar high for performance and capacity in a compact form factor.

Samsung Mass Produces 1TB UHS-1 microSD Memory Card

Hangu Sohn, the global vice president of Samsung Electronics Brand Storage Division, has highlighted the importance of these innovations. He emphasized that these new microSD cards provide SSD-level performance and a vast storage capacity within a tiny physical footprint. This technological leap empowers users to leverage cutting-edge applications both now and into the future.

Advancements in Data Transfer Speeds

The introduction of Samsung’s SD Express microSD memory card signifies a significant advancement in the evolution of memory cards. While traditional microSD cards typically operate on the UHS-1 interface with a maximum read speed of 104MB/s, the SD Express series elevates the standard with speeds reaching up to 985MB/s. This dramatic increase in data transfer rates promises a revolutionary computing experience across a variety of platforms.

Powered by the PCIe Gen3x1 protocol, SD Express delivers remarkable speeds that rival even SATA SSDs, featuring a read speed of 800MB/s. This represents a notable 1.4-fold improvement over traditional SSDs and over four times the speed of conventional UHS-1 interface memory cards. Samsung’s Dynamic Thermal Guard technology ensures consistent performance and reliability by regulating the memory card’s temperature, even during extended usage.

Unmatched Storage Capacity

In addition to its exceptional performance, Samsung’s 1TB UHS-1 microSD memory card pushes the limits of storage capacity. Employing eight layers of Samsung’s 8th generation 1Tb V-NAND, this microSD card offers unparalleled storage potential. It undergoes stringent testing to guarantee durability, featuring six protective elements including water resistance, extreme temperature resistance, drop resistance, wear resistance, X-ray protection, and anti-magnetic protection.

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