Below are the memory specs for the Inspiron 5447. Using different-sized RAM sticks should not block dual-channel.
Dell - Inspiron™ 14/5447/5448 - Memory
Memory
Inspiron™ 14/5447/5448 ships with DDR3L 1600 MHz memory. The system has two memory (RAM) slots, which are accessible by removing the bottom base cover.
The system supports the following Memory configurations on slot 1 and 2:
4GB x 1
2GB x 1 + 4GB x 1
4GB x 1 + 4GB x 1
8GB x 1 + 4GB x 1
8GB x 1 + 8GB x 1
The"L" in DDR3L stands for low-voltage. It uses up to at least 15% less power than DDR3 and 40% compared to DDR2.
.Dell - Inspiron™ 14/5447/5448 - System Specifications
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Below are the memory specs for the Inspiron 5447. Using different-sized RAM sticks should not block dual-channel.
Dell - Inspiron™ 14/5447/5448 - Memory
Inspiron™ 14/5447/5448 ships with DDR3L 1600 MHz memory. The system has two memory (RAM) slots, which are accessible by removing the bottom base cover.
The system supports the following Memory configurations on slot 1 and 2:
The"L" in DDR3L stands for low-voltage. It uses up to at least 15% less power than DDR3 and 40% compared to DDR2.
.Dell - Inspiron™ 14/5447/5448 - System Specifications