Lexar Professional GOLD CFexpress™ 4.0 Type A Card 640GB — Cfexpress 4.0 Type A Professional Gold Series, up to 1800MB/s read, 1650MB/s write

Lexar Professional CFexpress ™Type A card Silver series 320GB — CFexpress Type A Professional Silver Series, up to 800MB/s read, 700MB/s write

Lexar Professional Cfexpress Type B gold series 2TB – CFexpress Type B 1900MB/s read / 1500MB/s write,minimum sustained write speeds of 1300MB/s1