Note:() - ( ) () - ( )Product IdentifiersBrandProcessor ModelAthlon II X2 255MPNADX255OCGQBOXUPC5052276922833, 730143273138Key FeaturesClock Speed3.1GHzCPU Socket TypeSocket AM3Multi- TechnologyDual-TDP65 WProcessor Quantity1 Product TypeProcessorCache MemoryLevel 1 Size128KBInstalled SizeL2 2 MB ( 2 x 1 MB )Expansion / ConnectivityCompatible Slots1 x processor - Socket AM3Other FeaturesBus SpeedFSB Speed - 4000MHzManufacturing Process45 nm64-bit ComputingYesArchitecture Features3DNow! Professional technology, streaming SIMD extensions, streaming SIMD extensions 2, HyperTransport technology, AMD64 technology, integrated memory controller, streaming SIMD extensions 3, Enhanced Virus Protection, Cool'n'Quiet Technology, Virtualization, CoolCore TechnologyPlatform CompatibilityPCMiscellaneousPackage TypeProcessor in a Box (PIB)