ACER Extensa EX215-52-55ZF RAM upgrade specifications
ACER Extensa 15 Series EX215-52-55ZF laptop features DDR4-SDRAM memory upgrade specifications with one SO-DIMM slot available for expansion. The device supports maximum RAM capacity of 12 GB at 2400 MHz frequency. Compatible memory modules utilize SO-DIMM form factor, enabling users to upgrade the existing memory configuration to reach the maximum supported capacity. Specifications indicate single memory slot configuration for this particular model within the Extensa family.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 1x SO-DIMM |
| Form factor | SO-DIMM |
| Memory type | DDR4-SDRAM |
| Frequency | 2400 MHz |
| Maximum RAM | 12 GB |
| Voltage | 1.2V |
| Number of pins | 260-pin |
| Interface | PC4 |
| PC Speed Rating | PC4-2400 (PC4-19200) |
| Bandwidth | 19.2 GB/s |
| Laptop Release date | 13 October 2020 |
Additional Notes
- The Acer Extensa EX215-52-55ZF contains a single memory slot, meaning the existing module must be physically removed and replaced rather than supplemented with an additional stick. This architecture eliminates the option to retain factory memory during upgrade operations.
- The 12 GB ceiling represents a hard limitation imposed by the motherboard's memory controller and BIOS, regardless of higher-capacity SO-DIMM modules available in the retail market. Modules exceeding this threshold will not initialize or will operate at reduced capacity.
- DDR4-2400 operates at a lower frequency band than contemporary DDR4 standards (3200 MHz and above). Inserting faster-rated memory will downclock to 2400 MHz compatibility, resulting in no performance gain from premium-tier modules.
- SO-DIMM form factor confinement means standard desktop DDR4 modules are incompatible; laptop-specific memory is mandatory. This narrows vendor options and typically increases per-gigabyte cost relative to desktop-equivalent specifications.
- Replacement memory must match the DDR4-2400 specification to ensure POST stability and warranty compliance. Mixing different capacities, speeds, or generations in this single slot is not applicable, but purchasing lower-speed DDR4 (1600 or 2133 MHz) variants risks incompatibility or initialization failures.
- The memory upgrade path terminates at 12 GB total capacity; no staged expansion exists. This constraint directly impacts workload scalability for multitasking, virtual machines, or memory-intensive applications beyond the 12 GB threshold.