The Lian Li PC-D666 [System 1] conforms to the E-ATX form factor and so can accommodate motherboards with form factors ATX, E-ATX and Micro-ATX.
It is made of Aluminium and its dimensions (LxWxH) are 510mm x 381mm x 580mm.
|Form Factor||E-ATX||Maximum Graphics Card Length||420mm|
|Motherboard Form Factors||Maximum CPU Cooler Size||165mm|
|Color||Black||Front Fans Size||120mm|
|Expansion Slots||8||Rear Fans||2|
|5.25″ Drive Bays||5||Rear Fans Size||120mm|
|3.5″ Drive Bays||6||IO Display Panel||no|
|2.5" Drive Bays||6||Front USB 2.0 Slots||0|
|Tool-less Rails||no||Front USB 3.0 Slots||4|
The Lian Li PC-D666 [System 1] has a the E-ATX form factor. Extended ATX is a slightly deeper version of the ATX standard which is designed to provide all the advantages of ATX but with slightly more room. Using the E-ATX standard, the case can house motherboards and power supplies with form factors ATX, E-ATX and Micro-ATX. The dimensions of the case itself (LxWxH) are 510mm x 381mm x 580mm.
The Lian Li PC-D666 [System 1] has eight expansion slots, so there is plenty of room for extra components, which may be a deciding factor when planning on the longevity and build type of a PC system. The case has five 5.25" drive bays, which is more than enough to house various drives, particularly optical drives. With six 3.5" drive bays there is also plenty of extra HDD space as well. You can even slot in an SSD or a laptop drive in one of the six specifically designed 2.5" drive bays
Made primarily of Aluminium, the Lian Li PC-D666 [System 1] is built to be strong, lightweight, and well-ventilated. This often comes at a price premium, but some see the benefits to be completely worth it. Whatever your case's material, it is important to keep a consistent airflow so that heat doesn't build up inside. It is therefore advised that you make use of the available built-in case fans and fan installation sections.