8 AI Datacenters near Rayleigh, GB — 950 MW total capacity

Name	Status	Operator	Capacity (MW)	Current power (MW)	Est. completion	Region	Country	Announced	AI Focus	Energy Type	H100-equiv GPUs	Capex ($B)	Users	Construction	Energy Cos	Investors	Website
Nscale / Microsoft — Loughton, UK	under-construction	Nscale / Microsoft	300	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Global Switch London East	operational	Global Switch	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Google — Waltham Cross	operational	Google	300	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Vantage London I, United Kingdom	—	Vantage Data Centers	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Planning application 2020/2009/L: Creation of a new opening and associated works between the Data Centre and the Lift Motor Room within the basement of the Kathleen Lonsdale Building.	under-construction	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Planning application 2022/3535/P: Temporary change of use for a period of up to 10 years for flexible office E(g)(i) and education F1(a) (excluding retail and other commercial units on Tottenham Court Road frontage, the data centre at basement and part gr	planned	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Vantage LHR2	operational	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Microsoft — West London	operational	Microsoft	350	—	—	—	—	—	—	—	—	—	—	—	—	—	—