DELL Latitude 5591 RAM upgrade specifications
DELL Latitude 5000 Series model 5591 supports memory upgrades utilizing DDR4-SDRAM technology. The laptop features two SO-DIMM slots for memory expansion, accommodating a maximum RAM capacity of 32 GB. Compatible memory modules operate at 2666 MHz frequency. Upgrade specifications enable users to enhance system performance by installing additional SO-DIMM memory modules in available slots, subject to maximum capacity limitations of the platform.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 2x SO-DIMM |
| Form factor | SO-DIMM |
| Memory type | DDR4-SDRAM |
| Frequency | 2666 MHz |
| Maximum RAM | 32 GB |
| Voltage | 1.2V |
| Number of pins | 260-pin |
| Interface | PC4 |
| PC Speed Rating | PC4-2666 (PC4-21328) |
| Bandwidth | 21.3 GB/s |
| Laptop Release date | 07 June 2018 |
Additional Notes
- The 2 SO-DIMM slot configuration permits symmetric dual-channel memory architecture, enabling maximum bandwidth utilization when both slots contain identical capacity modules.
- DDR4-2666 frequency represents a mid-tier specification that may create latency bottlenecks when paired with 8th or 9th generation Intel processors capable of supporting DDR4-2933 or higher speeds, resulting in underutilization of processor memory controllers.
- The 32 GB ceiling establishes a hard limit for multitasking workloads; systems running virtualization, large dataset processing, or concurrent development environments will encounter memory pressure regardless of upgrade strategy.
- SO-DIMM modules occupy half the physical footprint of standard UDIMM form factors, constraining upgrade options to laptop-specific memory vendors and potentially limiting availability of budget-tier alternatives compared to desktop configurations.
- Upgrading from single-channel to dual-channel configuration (populating both slots) delivers measurable bandwidth improvements ranging from 15 to 30 percent depending on workload type, even if frequency specifications remain unchanged.
- Mixed capacity configurations (such as 8 GB plus 16 GB) operate at the speed of the slower module; asymmetric memory populations also disable dual-channel benefits on one channel, degrading overall performance relative to matched-pair installations.
- The 2x SO-DIMM slot limitation means maximum capacity achieves 32 GB only through paired 16 GB modules; no upgrade path exists beyond this threshold without complete module replacement.