When it comes to PCIe 4.0 SSDs, the sky is the limit with performance. When the first-generation SSDs landed with sequential read speeds surpassing 5,000 MB/sec, we were impressed. Things have only progressed from there, with SSDs using second-generation PCIe 4.0 controllers like the Adata XPG Gammix S70 delivering sequential reads/writes

Source: Hot Hardware – T-Force Cardea A440 PCIe 4 SSD Aims For Performance Gold With Sizzling 6,900MB/s Writes