The utility model discloses an unit rack is deliver to resource pool standard belongs to the network data field, and this rack includes the casing, and the casing top is provided with the spill mounting groove, and the casing bottom is provided with convex installation piece, and convex installation piece uses with the cooperation of spill mounting groove, is provided with the mounting groove connecting hole on the spill mounting groove, be provided with installation piece connecting hole on the convex installation piece, casing internally mounted has the resource pool standard to deliver the unit, the resource pool standard is deliver the unit and is included computational resource subassembly, network resource subassembly, storage resource subassembly, power supply module, unit management component. The utility model discloses simple structure, it is nimble convenient to use, can realize not only that the flexibility of rack is assembled, can realize the reasonable ratio to network, calculation, storage resource moreover in the rack, directly increases the resource and delivers comprehensive dilatation that network, calculation, storage were realized promptly to the unit, and furthest realizes the level and smooth capacity of data center and upgrades.