ACM International Conference on Supercomputing — 2026
July 6-9, 2026
Assembly Buildings Conference CentreBelfast, Northern Ireland, United Kingdom
High Performance Computing Supercomputing Parallel Computing Systems
Important Dates
| Submission deadline | February 9, 2026 (closed) |
ICS is ACM’s conference on supercomputing and high-performance computing systems, covering architecture, compilers, runtimes, programming models and performance at scale. It sits alongside SC and IPDPS as one of the main HPC venues, and suits researchers whose contribution is measured on real machines rather than simulated ones. Ranked A by CORE.
Venue
Assembly Buildings Conference Centre
2-10 Fisherwick Place, Belfast, BT1 6DW, Northern Ireland
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Our picks for ACM International Conference on Supercomputing attendees
A curated selection of hotels chosen for location, value, and fit for conference travellers.
DoubleTree by Hilton Belfast City Ten Square
10 Donegall Square South, Belfast, BT1 5JD
Boutique-style hotel facing Belfast City Hall with a rooftop cocktail lounge, now part of the DoubleTree by Hilton portfolio - well-suited to...
Europa Hotel Belfast
Great Victoria Street, Belfast, BT2 7AP
A Belfast institution on Great Victoria Street - one of the most famous hotels in Ireland, fully refurbished and well-placed for the...
The Fitzwilliam Hotel Belfast
1 Great Victoria Street, Belfast, BT2 7BA
Boutique design hotel next to the Grand Opera House with stylish rooms, a popular bar, and a spa - a good pick...
Grand Central Hotel Belfast
9-15 Bedford Street, Belfast, BT2 7FF
Belfast’s tallest hotel with the Observatory rooftop bar on the 23rd floor offering panoramic views across the city - the top splurge...
Leonardo Hotel Belfast
13 Brunswick Street, Belfast, BT2 7GE
A well-priced 4-star hotel directly opposite the Assembly Buildings - the most convenient location for ICS 2026, with large rooms and reliable...
Premier Inn Belfast City Centre (Alfred Street)
Alfred Street, Belfast, BT2 8ED
Reliable budget chain hotel about 5 minutes on foot from the Assembly Buildings - the sensible pick for grad students or cost-conscious...