ASUS TUF Gaming FX507VV-LP139W RAM upgrade specifications

ASUS FX507VV-LP139W

ASUS TUF Gaming A15 FX507VV-LP139W laptop features DDR5-SDRAM memory upgrade capabilities. The system includes 2x SO-DIMM slots supporting maximum RAM capacity of 32 GB. Compatible memory specifications require DDR5 modules operating at 4800 MHz frequency. Upgrade options available for SO-DIMM form factor memory modules. Maximum specifications allow for dual-slot DDR5 installation on this FX507VV-LP139W gaming model.

Memory Upgrade Specifications

SpecificationValue
Memory slots2x SO-DIMM
Form factorSO-DIMM
Memory typeDDR5-SDRAM
Frequency4800 MHz
Maximum RAM32 GB
Voltage1.1V
Number of pins262-pin
InterfacePC5
PC Speed RatingPC5-4800 (PC5-38400)
Bandwidth38.4 GB/s

Additional Notes

  • The ASUS TUF Gaming FX507VV-LP139W implements a dual-channel SO-DIMM architecture, requiring matched pairs for optimal memory bandwidth utilization.
  • DDR5 modules operating at 4800 MHz deliver 38.4 GB/s theoretical bandwidth per channel, totaling 76.8 GB/s in dual-channel configuration.
  • The 32 GB maximum capacity constraint likely stems from chipset limitations or BIOS addressing restrictions rather than physical slot limitations.
  • Installing a single module degrades memory subsystem performance to half bandwidth, creating potential bottlenecks for GPU-intensive workloads and multi-threaded applications.
  • DDR5 SO-DIMM modules are not backward compatible with DDR4 slots due to different notch positions and voltage requirements, preventing accidental installation.
  • Mixing modules with different speeds forces all installed memory to operate at the lowest common frequency, negating performance benefits of faster modules.
  • Asymmetric capacity configurations (e.g., 8 GB plus 16 GB) maintain dual-channel operation only for the matched portion, reverting to single-channel for remaining capacity.
  • DDR5 modules require JEDEC-standard or XMP 3.0 profiles for automatic frequency configuration; manual timing adjustments may void warranty coverage.
  • Operating temperature thresholds for DDR5 SO-DIMM modules typically range between 0°C and 85°C, with thermal throttling engaging near upper limits during sustained loads.
  • The 4800 MHz base frequency represents JEDEC minimum specification for DDR5; higher-binned modules may not achieve advertised speeds without BIOS support for overclocking profiles.
  • SO-DIMM installation requires accessing the bottom panel, potentially breaking warranty seals depending on regional consumer protection regulations.
  • Each occupied slot draws approximately 1.1V at full load, impacting thermal design power budget and potentially affecting battery runtime during intensive tasks.