Patriot Viper VP4100 Phison E16 with Firmware v13.0 The Patriot Viper VP4100 used the Phison E16 controller and the PCIe Gen 4.0 interface to deliver sequential performance of up to 5,000MB/s Read and 4,400MB/s Write. This is about 10 times faster than SATA SSDs and up to 50 times faster than traditional HDDs.