PCIe 4.0 is fully developed, there are long-lasting models such as the Crucial E100 and fast ones such as the Corsair MP600 Mini R2 or the Teamgroup G70 Pro Aluminium. These are perfectly adequate for everyday tasks, and even faster SSDs do not offer any advantage in games consoles...

The Crucial P310 1TB SSD (CT1000P310SSD8) achieved an overall positive result in our test. With impressive transfer rates of over 6,000 MB/s for both reading and writing, this SSD offers rapid data processing, which is particularly advantageous for large data transfers and demanding multimedia applications...