DELL Inspiron 5558 RAM upgrade specifications
Dell Inspiron 5000 series model 5558 supports DDR3L-SDRAM memory upgrades with maximum capacity of 16 GB. The laptop features 2x SO-DIMM memory slots for RAM expansion. Compatible memory modules operate at 1600 MHz frequency. Upgrade specifications indicate SO-DIMM form factor for memory installation. Current memory configuration supports dual-slot configuration for enhanced capacity expansion.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 2x SO-DIMM |
| Form factor | SO-DIMM |
| Memory type | DDR3L-SDRAM |
| Frequency | 1600 MHz |
| Maximum RAM | 16 GB |
| Voltage | 1.35V (Low Voltage) |
| Number of pins | 204-pin |
| Interface | PC3L |
| PC Speed Rating | PC3L-1600 (PC3L-12800) |
| Bandwidth | 12.8 GB/s |
| Laptop Release date | 11 February 2019 |
Additional Notes
- The Dell Inspiron 5558 accommodates memory modules only in the SO-DIMM form factor, which restricts compatible upgrade options to laptop-grade DIMMs and eliminates desktop RAM compatibility.
- With 2 slots populated and a 16 GB ceiling, maximum practical upgrade capacity from a single-slot installation reaches 8 GB per module, contingent on module availability at that density for DDR3L specification.
- DDR3L voltage tolerance (1.35V) differs from standard DDR3 (1.5V), making voltage-mismatched modules potential sources of instability or hardware damage despite physical compatibility.
- The 1600 MHz bus speed establishes a hard performance floor for all installed modules; faster-rated DDR3L memory (1866 MHz or higher) will downclock to match this frequency, yielding no performance gain from premium-tier purchases.
- Dual-slot architecture permits single-module upgrades without full replacement, allowing incremental capacity scaling if one 8 GB module is installed alongside the existing memory.
- Operating system architecture (32-bit versus 64-bit) determines practical addressable memory; 32-bit Windows installations cannot utilize more than 3.2-3.5 GB of the available 16 GB maximum, making capacity upgrades ineffective without OS reinstallation.
- SO-DIMM thermal profiles typically permit passive cooling without heatspreader upgrades; however, sustained high-capacity populations in restricted airflow chassis may necessitate thermal monitoring during extended load scenarios.