(Image credit: Future) SSDs are insanely expensive, but if you act quick, you can score a sweet deal on this 4TB Samsung 9100 Pro NVMe SSD . It's selling for well over $1,000 normally, but B&H has the drive on sale for $800, with an additional $340-off coupon applied at checkout, bringing the price down to just $460. Check out this deal on B&H It is hard to overstate how good of a deal that is right now. Even among our best Prime Day SSD deals , most 4TB drives are far more expensive. For context, Samsung's 990 Pro is $950 right now, and that's on sale. This is a brand new Samsung drive, as well, fit with the full speed of PCIe 5.0. At its current price, the 9100 Pro 4TB comes out to around $0.12 per gigabyte of storage, which is excellent considering current SSD prices. Most drives come out to $0.15 per gigabyte or higher, and that's after a sale.…