Equipped with an Intel Core 2 Duo processor (often the T series, such as the T9400 @ 2.53GHz or T9550 @ 2.66GHz), delivering reliable dual-core performance for its era.

While exact configurations vary by specific sub-model (often labeled as VGN-FWxxx), the PCG-3J1M typically includes:

The is part of the VGN-FW series , a line of multimedia-focused laptops released by Sony around 2008–2009. Like many VAIO models from this era, "PCG-3J1M" is a regulatory chassis number that often corresponds to specific retail models like the Sony VAIO VGN-FW41E . Core Performance Specifications

: Generally equipped with an Intel Core 2 Duo (e.g., T9550 at 2.66 GHz).