These two NWT 4GB Performance DDR4 Memory kits are high-quality SK hynix RAM modules designed for optimal performance in computers and laptops. With a total capacity of 8GB spread across two cards, this G. SKILL-branded memory module offers fast DDR4 SDRAM technology with a bus speed of PC4-24000 (DDR4-3000). It features ECC memory, ensuring reliability and error correction for smooth operation. Ideal for boosting the speed and efficiency of your regular computing tasks or as a gaming upgrade.