OUR ULTIMATE SSD: Reach near max performance with PCIe 4.0; The in-house controller's smart heat control delivers our best power efficiency while maintaining ferocious performance that always keeps you at the top of your game MAXIMIZED PCIE 4.0 SPEED: Get random read/write speeds that are 40%/55% faster than 980 PRO; Experience up to 1400K/1550K IOPS and read/write speeds up to 7450/6900 MB/s for gaming, video editing, 3D modeling, data analysis and more BREAKTHROUGH POWER EFFICIENCY: Get more performance while using less power; Enjoy up to 50% improved performance per watt over 980 PRO THERMAL CONTROL: Samsung's nickel-coated high-end controller delivers thermal control and prevents performance drops from overheating; 990 PRO with Heatsink is a perfect fit for PlayStation 5, desktops, laptops that meet the PCI-SIG D8 standard THE CHAMPION MAKER: A more than 55% improvement in random performance enables faster loads for an ultimate gaming experience