Transcend 245S 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4) - Desktop PC, Notebook Device Supported - 0.33 DWPD - 2400 TB TBW - 5300 MB/s Maximum Read Transfer Rate - 5 Year Warranty PCIe M.2 SSDs | PCIe SSD 245S Exhibiting more than just ultra-fast speed, Transcend's PCIe SSD 245S delivers unbridled performance, low latency, and high stability for advanced video editors, gamers, and software engineers. Built with the PCI Express® Gen 4 x4 interface, 3D NAND flash, and a multi-channel controller, Transcend's PCIe SSD 245S means power in the palm of your hand. Superior Performance That Meets Your Needs Transcend's PCIe SSD 245S complies with the latest NVMe 1.4 standard, supporting the PCIe™ Gen4 x4 interface. Its multi-channel controller delivers sequential R/W speeds of up to 5,300/4,600 MB/s, and IOPS up to 630K, delivering captivating performance and response times for desktops and laptops like you've never seen before! Level Up With PCIe 4.0 Transcend's PCIe SSD 245S features the new PCIe 4.0 specification and is downwards compatible with PCIe 3.0. PCIe 4.0 unleashes a higher transfer speed for your computer and guarantees lower system latency. For content creators and gamers, this means a more seamless and immersive experience! As Cool As Always Transcend's PCIe SSD 245S has an integrated ultrathin graphene heatsink to improve heat dissipation. The high conductivity of graphene cools the system down quickly, ensuring stable device performance and reliability Features 3D NAND flash Space-saving M.2 Type 2280 form factor PCIe Gen4 x4 interface and meets NVMe 1.4 standard Graphene heatsink and dynamic thermal throttling mechanism for higher stability