One day only newegg has the Corsair Force Series MP600 1TB Gen4 PCIe X4 NVMe M.2 SSD for $175.49 with coupon code EMCDPFH22.
The Corsair MP600 uses the new PCIe 4.0 specification which allows this drive to reach speeds up to 4950 MBps reads. To take full advantage you need to use a newer motherboard like the AMDRyzen X570 platform or Threadripper TRX40 boards. Tom's provide one of many reviews on the net Review [tomshardware.com]
There are also a bunch of other drives on sale: