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TypeCPU / MicroprocessorMarket segmentServerFamilyIntel Xeon E3-1200Model number E3-1225CPU part numbersCM8062307262304 is an OEM/tray microprocessorBX80623E31225 is a boxed microprocessorFrequency 3100 MHzMaximum turbo frequency3400 MHz (1 core)3300 MHz (2 or 3 cores)3200 MHz (4 cores)Bus speed 5 GT/s DMIClock multiplier 31Package1155-land Flip-Chip Land Grid Array (FCLGA 1155)SocketSocket 1155 / H2 / LGA1155Size1.48" x 1.48" / 3.75cm x 3.75cmS-spec numbersPart numberProduction processors SR00GBX80623E31225 +CM8062307262304+Architecture / MicroarchitectureMicroarchitectureSandy BridgePlatformBromolowProcessor core Sandy BridgeCore stepping D2 (SR00G)CPUID206A7 (SR00G)Manufacturing process0.032 micron High-K metal gate processData width64 bitThe number of CPU cores4The number of threads4Floating Point UnitIntegratedLevel 1 cache size 4 x 32 KB 8-way set associative instruction caches4 x 32 KB 8-way set associative data cachesLevel 2 cache size 4 x 256 KB 8-way set associative cachesLevel 3 cache size6 MB 12-way set associative shared cachePhysical memory32 GBMultiprocessingUniprocessorExtensions and TechnologiesMMX instructionsSSE / Streaming SIMD ExtensionsSSE2 / Streaming SIMD Extensions 2SSE3 / Streaming SIMD Extensions 3SSSE3 / Supplemental Streaming SIMD Extensions 3SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4AES / Advanced Encryption Standard instructionsAVX / Advanced Vector ExtensionsEM64T / Extended Memory 64 technology / Intel 64 VT-x / Virtualization technology VT-d / Virtualization for directed I/OTBT 2.0 / Turbo Boost technology 2.0 Security FeaturesNX / XD / Execute disable bit TXT / Trusted Execution technologyLow power featuresC1, C3 and C6 thread statesC1/C1E, C3 and C6 core statesC1/C1E, C3 and C6 package statesEnhanced SpeedStep technology Integrated peripherals / componentsIntegrated graphicsGPU Type: HD P3000Microarchitecture: Gen 6Execution units: 12Base frequency (MHz): 850Maximum frequency (MHz): 1350The number of supported displays: