Lenovo Is6xm Rev 1.0 Motherboard Manual Here

The biggest challenge with the IS6XM is the header. Unlike standard consumer boards, Lenovo uses a proprietary 14-pin layout (often with 13 pins present).

Uses a standard 24-pin ATX power connector and a 4-pin CPU power connector, making it compatible with most aftermarket PSUs. Lenovo Is6xm Rev 1.0 Motherboard Manual

After installation, you need to configure the motherboard to ensure optimal performance. Here are some general steps to follow: The biggest challenge with the IS6XM is the header

The IS6XM Rev 1.0 officially supports processors (32nm). Motherboard Compatibility - Linus Tech Tips Lenovo Is6xm Rev 1.0 Motherboard Manual