Adata XPG 2933 MHz DDR3 review - Memory timings -64-bit versus 32-bit OS and memory
VENGEANCE® Pro Series — 8GB (2 x 4GB) DDR3 DRAM 2933MHz C12 Memory Kit
Amazon.com: OWC 256GB (2 x 128GB) PC23400 DDR4 ECC-R 2933MHz LRDIMMs Memory Compatible with Mac Pro 2019 and up Models (OWC29D4LR0256) : Everything Else