Malachi.Energy

SpaceXAI MACROHARDRR

Under Construction

SpaceXAI · Southaven, MS

Maintained and reviewed by Malachi Rein, LEED AP BD+CDataset version

Summary

SpaceXAI MACROHARDRR in Southaven, MS is planned at 2.0 GW and about $20 billion, and is under construction, with a 2026 target as of September 2026. It ranks 13th of 54 tracked US mega projects by planned capacity, 1.8% of the 109.2 GW national total. The capacity figure is press or analyst reported; the investment figure is press reported. Confidence is medium: one figure is reported, estimated, or scoped differently than the campus. Malachi.Energy tracks 4 mega projects in Mississippi in total.

Key figures

Planned capacity

2.0 GW

Press or analyst reported

Announced investment

$20 billion

Press reported

Status

Under construction

As of September 2026

Target year

2026

First load or full build per source

Where the figures come from

Capacity basis
Press or analyst reported
Investment basis
Press reported
Confidence
Medium: one figure is reported, estimated, or scoped differently than the campus.
Counted in headline totals
Yes. The investment figure is not developer-stated campus cost, so it is listed as announced rather than comparable spend.
Primary source
Baxtel, July 2026
Last verified
, dataset version 2026-09-14. Re-checked at every data refresh.

Basis and confidence definitions are in the directory methodology.

What is known

SpaceXAI's Mississippi expansion adjacent to the Memphis Colossus complex, an 810,000 sq ft warehouse retrofit approaching 2 GW across the cluster by late 2026. Temporary gas turbines are being removed through mid-2027 in favor of a permanent 1.2 GW plant permitted in March 2026.

Location

Site
Southaven, MS
Coordinates
34.97, -90.01
State directory
Data centers in Mississippi (10 verified facilities)

Other tracked projects in Mississippi

Cite this record

Rein, Malachi (2026). SpaceXAI MACROHARDRR (Southaven, MS). In US Data Center Directory, dataset version 2026-09-14. Malachi.Energy. https://malachi.energy/data-centers/projects/xai-macrohardrr-southaven

@misc{malachienergy_xai_macrohardrr_southaven_2026,
  author = {Rein, Malachi},
  title = {SpaceXAI MACROHARDRR (Southaven, MS)},
  howpublished = {US Data Center Directory, Malachi.Energy},
  year = {2026},
  note = {Dataset version 2026-09-14. Capacity basis: Press or analyst reported. Investment basis: Press reported.},
  url = {https://malachi.energy/data-centers/projects/xai-macrohardrr-southaven}
}

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Figures are planned capacity and announced investment from public filings and reporting, not delivered power or audited spend. Capacity basis: press or analyst reported. Investment basis: press reported. Dataset version . Maintained by Malachi Rein for Malachi.Energy.