performing a first request, by a first memory client among a plurality of memory clients, to access data at a first memory address, wherein each of the plurality of memory clients is a processing unit that performs a respective specific type of task;

servicing the first request by providing first data to the first memory client from a first memory section identified by the first memory address via a direct memory connection;

performing a second request, by the first memory client, to access data at a second memory address; and

servicing the second request by providing second data to the first memory client from a second memory section identified by the second memory address via a cross connection that is between the direct memory connection and a second direct memory connection that is between the second memory section and a second memory client.