<p>➀ The Dell Precision 3240 Compact is a small-form-factor PC gaining popularity in the second-hand market for homelab use, featuring support for Intel Xeon CPUs and NVIDIA GPUs; </p><p>➁ It provides a low-profile PCIe slot for expandability (e.g., NICs or GPUs) and includes multiple high-speed USB ports (up to 10Gbps); </p><p>➂ The system lacks native tower orientation but offers labeled rear ports, optional vPro management, and refined cooling for a compact design.</p>