Reach max performance with PCIe® 4.0. Experience longer-lasting, opponent-blasting speed. The in-house controller's smart heat control delivers supreme power efficiency while maintaining ferocious performance that always keeps you at the top of your game.****** Designed for tech enthusiasts, hardcore gamers and heavy-workload professionals who want blazing fast speed. Sequential read/write speeds up to 7,450/6,900 MB/s. Experience the performance and reliability that you can only get from the world's number one brand**** for flash memory since 2003. *Sequential and random write performance was measured with Intelligent Turbo Write technology being activated. Intelligent Turbo Write operates only within a specific data transfer size. Performance may vary depending on SSD’s firmware, system hardware & configuration and other factors. For detailed information, please contact your local service center. Test system configuration: AMD Ryzen 7 5800X 8-Core Processor CPU@3.80GHz, DDR4 3600MHz 16GBx2 (PC4-25600 Overclock), OS - Windows 10 Pro 64bit, Chipset - ASRock-X570 Taichi. **980 PRO Sequential Read/Write - 1,129/877 MB/Watt, 990 PRO Sequential Read/Write - 1380/1319 MB/Watt based on internal test result of 1TB capacity model. ***PCI-SIG®D8 standard spec: 8.8mm. ****DirectStorage technology from Microsoft loads games faster than before by leveraging the multiple GB/sec speed of modern NVMe SSDs. Results are based on a comparison with Samsung 980 PRO. *****Source: 2003~2021 OMDIA data - NAND suppliers' revenue market share. ******PCIe 4.0’s best theoretical sequential read is 8000 MB/s - 990 PRO reaches 7,450 MB/s as of Q3, 2022.