FUJITSU LIFEBOOK E449 RAM upgrade specifications
The FUJITSU LIFEBOOK E Series E449 laptop features two SO-DIMM memory slots supporting DDR4-SDRAM modules operating at 2400 MHz. Maximum RAM capacity reaches 32 GB total, enabling substantial memory upgrades for enhanced multitasking performance. Compatible memory modules must utilize the SO-DIMM form factor and DDR4-SDRAM specifications to ensure proper functionality with this mobile workstation.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 2x SO-DIMM |
| Form factor | SO-DIMM |
| Memory type | DDR4-SDRAM |
| Frequency | 2400 MHz |
| Maximum RAM | 32 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 | 19 December 2018 |
Additional Notes
- Dual channel memory architecture requires installing pairs of identical modules to achieve peak memory bandwidth and prevent data bottlenecks.
- Physical installation of 16 GB modules in each slot reaches the hardware addressable limit of the motherboard chipset.
- Existing modules with higher clock speeds will automatically downclock to match the 2400 MHz bus limitation of the system firmware.
- The SO-DIMM form factor necessitates 260 pin modules specifically designed for laptop logic boards rather than desktop motherboards.
- Installation of single rank or dual rank modules is compatible provided the total capacity per slot does not exceed 16 GB.
- Access to memory slots typically involves removing the bottom chassis cover which may involve static sensitive components requiring grounded handling.
- Mixing modules with different CAS latency ratings forces the system to operate at the timings of the slowest installed chip.
- Upgrading from a single module to two modules improves integrated graphics performance by increasing the available memory throughput for video processing.