DayOne hyperscale data centre, Lahti

DayOne · Lahti, Finland · Building

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DayOne is investing EUR 1.2 billion in a hyperscale data center on a former industrial site in Kiverio, Lahti, ready in 2027.

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Build	Location	Capacity	Status	Target online
atNorth FIN04 campus, MyllykoskiatNorth's FIN04 campus in Myllykoski, Kouvola, is planned to reach 430 MW, with YIT building its next facility.atNorth · Kouvola, Finland · Building · Target 2027	Kouvola, Finland	430 MW	Building	2027
DayOne and Firmus AI campus, Kabil, BatamDayOne and Firmus are developing a 360 MW AI campus in Batam, with access to up to 170,000 Nvidia accelerators.DayOne for Firmus Technologies · Batam, Indonesia · Announced	Batam, Indonesia	360 MW	Announced
Nebius AI Factory, LappeenrantaNebius plans a 310 MW AI factory in Lappeenranta, Finland, investing USD 10 billion, with customer availability expected in 2027.Nebius · Lappeenranta, Finland · Announced · Target 2027	Lappeenranta, Finland	310 MW	Announced	2027
Compute Nordic AI campus, Mikkeli (Cerebras)Compute Nordic is building a 165 MW AI data center in Mikkeli, Finland, under seven-year contracts with Cerebras.Compute Nordic for Cerebras · Mikkeli, Finland · Building	Mikkeli, Finland	165 MW	Building
TikTok data center, LahtiTikTok plans a second Finnish data center in Lahti, a EUR 1 billion project starting at 50 MW and expandable to 128 MW.TikTok · Lahti, Finland · Announced	Lahti, Finland	128 MW	Announced
Google data centers, Finland (Hamina, Kajaani, Muhos, Vaala)Google plans at least EUR 13 billion in Finnish data center and supporting infrastructure in Hamina, Kajaani, Muhos and Vaala over 2027 to 2028.Google · Hamina, Finland · Announced · Target 2027 to 2028	Hamina, Finland	Not stated	Announced	2027 to 2028