Portugal SINES Data Campus (Start Campus) Start Campus · Sines, Portugal · 1.2 GW ·
Start Campus is building a 1.2 GW campus at a former coal plant in Sines, where Nscale deploys over 66,000 Nvidia Rubin GPUs for Microsoft.
Facts As of Sep 25, 2026
Capacity 1.2 GW Fully permitted for 1.2 GW; Nscale adding a second 200 MW building for Microsoft
Chips 12,600+ Nvidia Blackwell Ultra GPUs plus 66,000+ Nvidia Rubin GPUs
Investment Microsoft announced USD 10 billion for AI infrastructure in Portugal with Nscale and Start Campus; Nscale adding EUR 230 million shared infrastructure and EUR 465 million for a second building $10B
Power Seawater cooling using former coal plant intake
Announced 2021
Target online 2030 Stopped Paused or cancelled
Related builds Announced Unverified 1.35 GW Monarch Compute Campus Nscale bought the Monarch campus in Mason County, West Virginia, and signed a letter of intent to host up to 1.35 GW of Vera Rubin GPUs for Microsoft. Paused Target May 2026 1 GW Microsoft and G42 geothermal data center, Olkaria Kenya suspended the USD 1 billion geothermal-powered data center planned with Microsoft and G42 at Olkaria over power needs. Announced 900 MW Crusoe Abilene expansion for Microsoft Microsoft leases 900 MW at Crusoe's Abilene campus, the capacity OpenAI and Oracle chose not to take when they stopped at 1.2 GW. Partly online 300 MW Nebius Vineland Developed by DataOne for Nebius to serve its $17 billion Microsoft deal; New Jersey fined it over $1 million in September 2026 for unpermitted gas generators. Building Target Q3 2026 240 MW Nscale Ward County campus Nscale is deploying about 104,000 NVIDIA GB300 GPUs for Microsoft at a roughly 240 MW campus in Ward County, Texas, leased from Ionic Digital. Building Target 2026 230 MW Nscale Narvik (was Stargate Norway) Built by Nscale for an Nscale and Aker joint venture on hydropower. OpenAI announced it as Stargate Norway, then did not sign; Microsoft took the capacity. Partly online Target 2026 200 MW Childress Horizon 1-4 IREN is building four liquid-cooled halls at Childress, Texas, to host NVIDIA GB300 GPUs for Microsoft under a $9.7 billion contract. Announced Target 2026 200 MW Microsoft and G42 200 MW expansion via Khazna, UAE Microsoft and G42 are adding 200 MW of data center capacity in the UAE through Khazna, starting to come online before end 2026. Build Location Capacity Status Target online Monarch Compute Campus Nscale bought the Monarch campus in Mason County, West Virginia, and signed a letter of intent to host up to 1.35 GW of Vera Rubin GPUs for Microsoft. Nscale for Microsoft · Point Pleasant, West Virginia · · unverified Point Pleasant, West Virginia 1.35 GW Microsoft and G42 geothermal data center, Olkaria Kenya suspended the USD 1 billion geothermal-powered data center planned with Microsoft and G42 at Olkaria over power needs. G42 for Microsoft · Naivasha, Kenya · · Target May 2026 Naivasha, Kenya 1 GW May 2026 Crusoe Abilene expansion for Microsoft Microsoft leases 900 MW at Crusoe's Abilene campus, the capacity OpenAI and Oracle chose not to take when they stopped at 1.2 GW. Crusoe for Microsoft · Abilene, Texas · Abilene, Texas 900 MW Nebius Vineland Developed by DataOne for Nebius to serve its $17 billion Microsoft deal; New Jersey fined it over $1 million in September 2026 for unpermitted gas generators. Nebius for Microsoft · Vineland, New Jersey · Vineland, New Jersey 300 MW 1 change Nscale Ward County campus Nscale is deploying about 104,000 NVIDIA GB300 GPUs for Microsoft at a roughly 240 MW campus in Ward County, Texas, leased from Ionic Digital. Nscale for Microsoft · Barstow, Texas · · Target Q3 2026 Barstow, Texas 240 MW Q3 2026 Nscale Narvik (was Stargate Norway) Built by Nscale for an Nscale and Aker joint venture on hydropower. OpenAI announced it as Stargate Norway, then did not sign; Microsoft took the capacity. Nscale for Microsoft · Narvik, Norway · · Target 2026 Narvik, Norway 230 MW 1 change 2026 Childress Horizon 1-4 IREN is building four liquid-cooled halls at Childress, Texas, to host NVIDIA GB300 GPUs for Microsoft under a $9.7 billion contract. IREN for Microsoft · Childress, Texas · · Target 2026 Childress, Texas 200 MW 2026 Microsoft and G42 200 MW expansion via Khazna, UAE Microsoft and G42 are adding 200 MW of data center capacity in the UAE through Khazna, starting to come online before end 2026. Khazna Data Centers for Microsoft · Abu Dhabi, United Arab Emirates · · Target 2026 Abu Dhabi, United Arab Emirates 200 MW 2026
Sources and links 
Datacentersby Glyph