ACER Extensa EX215-52-5108 RAM upgrade specifications
The ACER Extensa 15 series model EX215-52-5108 contains one SO-DIMM memory slot supporting DDR4-SDRAM upgrade specifications. Compatible RAM modules operate at 2400 MHz frequency with a maximum capacity of 12 GB. The laptop's memory slots accommodate SO-DIMM form factor modules for expansion. Current upgrade specifications allow installation of DDR4-SDRAM memory to reach the maximum RAM configuration of 12 GB total capacity.
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 | 01 November 2020 |
Additional Notes
- The single-slot configuration means adding RAM requires removing the existing module rather than supplementing it, eliminating dual-channel memory operation and associated bandwidth benefits.
- The 12 GB ceiling indicates 4 GB soldered directly to the motherboard, with the SO-DIMM slot accepting a maximum 8 GB module to reach the system limit.
- The Acer Extensa EX215-52-5108 operates in asymmetric dual-channel mode when populated with an 8 GB module, where only 8 GB total runs in dual-channel while the remaining 4 GB operates in single-channel, creating uneven memory bandwidth allocation.
- Installing modules rated above 2400 MHz results in automatic downclocking to the system's base frequency, preventing any performance gains from higher-speed memory investments.
- Upgrading to 8 GB (for 12 GB total) provides minimal bandwidth improvement over the baseline 4 GB soldered configuration, as the system cannot leverage full dual-channel architecture across all installed memory.
- Accessing the SO-DIMM slot typically requires complete bottom panel removal on this chassis design, voiding seals that may affect warranty coverage depending on regional service policies.
- The DDR4-2400 specification reflects JEDEC standard voltage of 1.2V, meaning higher-voltage performance modules designed for desktop overclocking are incompatible with this notebook's power delivery.
- Memory bandwidth peaks at 37.5 GB/s theoretical maximum in dual-channel segments, potentially bottlenecking integrated graphics performance during intensive rendering or gaming workloads.
- The soldered memory component is non-replaceable, meaning failure of the onboard 4 GB module requires motherboard-level service rather than simple module replacement.