SYS-4028GR-TR Buying Guide: Specs, Pricing & Use Cases

The Supermicro SYS-4028GR-TR is a high-density 4U GPU SuperServer optimized for AI, deep learning, and High-Performance Computing (HPC) Supermicro Supermicro. While it belongs to the legacy X10 generation, it remains a popular choice in the secondary and B2B markets for budget-conscious intensive computing projects Reddit Renewtech.

Core Product Insights

* High-Density GPU Support: Features 8x PCI-E 3.0 x16 double-width slots, allowing for up to 8 GPUs to operate in a single 4U chassis Supermicro Servethehome.

* Computing Power: Supports dual Intel® Xeon® E5-2600 v4/v3 processors (up to 22 cores) and 24 DIMM slots for up to 3TB of DDR4 memory Supermicro Smicro.

* Infrastructure: Equipped with 24x 2.5" hot-swap drive bays and a redundant 1600W (2+2) Platinum Level power supply system to ensure high availability for enterprise workloads Supermicro Servermall.

Market Trends & Pricing (2026)

The market for the SYS-4028GR-TR has shifted toward refurbished enterprise solutions and specialized AI lab setups:

* B2B Pricing: Refurbished barebone units are currently listed between $485 and $1,100 on B2B platforms, depending on order volume and condition Alibaba Alibaba.

* Secondary Market Value: New-in-box legacy stock still commands prices around $3,750, while base refurbished chassis without GPUs start as low as ~$1,000 Ebay Renewtech.

* Niche Demand: There is a rising trend of using these servers with lower-cost consumer or legacy GPUs (like the RTX 4060 LP or Tesla P100) to create affordable "render farms" or AI training labs for under $4,000 Reddit.

I have compiled a list of available B2B listings and technical specifications in the files below for your review.