 The ThinkCentre A55 desktop was equipped with an Intel Pentium 4 541 Processor, 512MB PC2-4200 DDR2 Memory, an 80GB 7200rpm SATA Hard Drive, 48x CD-RW/DVD Combo Drive, Intel GMA 3000 Integrated Graphics with 128MB Shared Memory, Integrated AC'97 Audio, and six USB 2.0 Ports.Both processor and storage were criticized by About.com, with software bundle being complimented.The first ThinkCentre A Series desktop was the A50p.