Can I put a DDR3 ram in DDR3L slot

Is DDR4 RAM compatible in a DDR3 RAM slot? ddr3 slot The socket works with DDR3 RAM with data rates up to 1600 MHz It does not support DDR4 memory The LGA1150 is compatible with Intel B85 ddr3 slot Orange Pi 5 Plus（32GB） Rockchip RK3588 8-core 64-bit processor，32GB LPDDR4X, slot supporting SSD and Wi-Fi 6BT module AllWinner H3H5 SoC, 512MB DDR3

ddr3 vs ddr4 slot The socket H2 supports dual-channel DDR3 memory with data rates up to 1600 MHz, Direct Media Interface running at 5 GTs, and PCI Express and