A computer cluster arrangement for processing a computation task, the computer cluster arrangement comprising a plurality of computation nodes, each of which interfacing a communication infrastructure, at least two of the nodes being arranged to jointly compute at least a first part of said computation task; characterized in that the computer cluster arrangement further comprises: a plurality of boosters, at least one booster of the plurality of boosters being arranged to compute at least a second specific part of said computation task after having been assigned to a computation node, each booster interfacing said communication infrastructure and wherein the boosters have a processor design having a relatively extensive arithmetic logic unit and a relatively simple control structure compared with a processor design of the computation nodes; and a resource manager being arranged to perform the assignment of the at least one booster to the computation node for computation of said second part of said computation task, the assignment being accomplished as a function of a predetermined assignment metric, wherein the plurality of computation nodes and the plurality of boosters are arranged such that during processing of said computation task assignments of computation nodes and boosters can be provided such that at least (i) one or more of the computation nodes of the plurality of computation nodes is arranged to communicate with one or more boosters of the plurality of boosters, (ii) one or more of the boosters is shareable by more than one computation node of the plurality of computation nodes, and (iii) each of the boosters is assignable to each of the computation nodes, and wherein said resource manager is arranged to perform the assignment by using the predetermined metric at a start of processing of said computation task and to update the assignment metric during said processing and thereby perform a dynamic assignment of boosters to computation nodes during run time by (i) initializing the assignment at start of processing by using the predetermined assignment metric, (ii) altering the assignment metric, and (iii) performing a reassignment by using the altered assignment metric during said processing of the computation task. a plurality of boosters, at least one booster of the plurality of boosters being arranged to compute at least a second specific part of said computation task after having been assigned to a computation node, each booster interfacing said communication infrastructure and wherein the boosters have a processor design having a relatively extensive arithmetic logic unit and a relatively simple control structure compared with a processor design of the computation nodes; and a resource manager being arranged to perform the assignment of the at least one booster to the computation node for computation of said second part of said computation task, the assignment being accomplished as a function of a predetermined assignment metric, (i) one or more of the computation nodes of the plurality of computation nodes is arranged to communicate with one or more boosters of the plurality of boosters, (ii) one or more of the boosters is shareable by more than one computation node of the plurality of computation nodes, and (iii) each of the boosters is assignable to each of the computation nodes, (i) initializing the assignment at start of processing by using the predetermined assignment metric, (ii) altering the assignment metric, and (iii) performing a reassignment by using the altered assignment metric during said processing of the computation task.