Compute Institute
Ratings for the physical buildout of AI
SK Group + AWS Ulsan AI Data Center

SK Group + AWS Ulsan AI Data Center

Construction
Confirmed

Jurisdiction: South Korea

Ulsan — SK Telecom/SK Broadband + AWS AI campus: 41MW by Nov 2027, 103MW by Feb 2029, 1GW future potential; ~$5.1B national program (AWS ~$4B); groundbreaking Aug 2025.

Capacity
GPUs (est.)
Capex
Announced
Target operational

Delivery health score

53.5 /100
53.5/100

Methodology prs-v0.1 · computed · trigger: scheduled

Schedule

60 /100
60/100

Regulatory

50 /100
50/100

Infrastructure

50 /100
50/100

Capital

50 /100
50/100

Why this score — factor breakdown

Each factor below contributed to the current score. Contributions are rubric weights from methodology prs-v0.1; every factor cites the record it is derived from.

Dimension
Factor
Contribution
Cites
Narrative
Capital baseline 40 SK Group + AWS Ulsan AI Data Center No committed capital evidenced on any entity role — announcement-only anchor region (§B.2.4).
Capital staleness decay +10 SK Group + AWS Ulsan AI Data Center Newest capital evidence is 2025-08-29 (freshness window 12 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Regulatory staleness decay -20 SK Group + AWS Ulsan AI Data Center Newest regulatory evidence is 2025-08-29 (freshness window 9 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Infrastructure baseline 70 SK Group + AWS Ulsan AI Data Center No-adverse-evidence infrastructure baseline (disclosed config, scoring.prs.baselines).
Infrastructure staleness decay -20 SK Group + AWS Ulsan AI Data Center Newest infrastructure evidence is 2025-08-29 (freshness window 9 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Regulatory baseline 70 SK Group + AWS Ulsan AI Data Center No-adverse-evidence regulatory baseline (disclosed config, scoring.prs.baselines).
Schedule baseline 80 SK Group + AWS Ulsan AI Data Center No-adverse-evidence schedule baseline (disclosed config, scoring.prs.baselines).
Schedule milestone achieved +5 Groundbreaking Milestone "Groundbreaking" achieved on/ahead of its first announced date (2025-08-01).
Schedule staleness decay -25 SK Group + AWS Ulsan AI Data Center Newest schedule evidence is 2025-08-01 (freshness window 6 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).

Milestones

  1. Groundbreaking

    Achieved

    Groundbreaking · Actual:

Constraint observations

No active constraint observations recorded against this project.

Entities & roles

Entity
Role
Ownership
Committed capital
Amazon Web Services
Anchor Tenant
SK Telecom
Developer

Sources & citations

Every substantive field on this record is backed by a canonical claim from a cited source document, graded on the E1 (strongest) – E5 (weakest) evidence ladder.

  1. SK Telecom Newsroom (KO) · Aug 29, 2025 · backs: actual date

    https://news.sktelecom.com/214708

  2. The Korea Herald · Aug 29, 2025 · backs: status

    https://www.koreaherald.com/article/10564870

Signals

Recent ingested source documents linked to this project via extracted claims or triage mentions, newest first.

  1. · SK Telecom Newsroom (KO) · relevance 0.90

  2. · The Korea Herald · relevance 0.90

  3. · SK Group · relevance 0.50

  4. · Ministry of Science and ICT (Korea) · relevance 0.85