List of Intel Xeon processors (Nehalem-based)

=== "Lynnfield" (45 nm) === • Based on Nehalem microarchitecture • Uni-processor only • Designed for entry-level servers and entry-level workstations • All models except X3430 support Hyper-Threading • All models support: ''MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Intel 64, SpeedStep, Turbo Boost, Smart Cache, VT-x, === "Clarkdale" (MCP, 32 nm) === • Based on Westmere microarchitecture • Uni-processor only • Designed for entry-level servers and entry-level workstations • L3406 supports Hyper-Threading, Turbo Boost • All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Intel 64, SpeedStep, Smart Cache, VT-x, EPT, • Die size: 81 mm2 (CPU Component) • Steppings: C2 === "Gulftown" (32 nm) === • Based on Westmere microarchitecture • Uniprocessor-only systems • Designed for mid-range uniprocessor workstations • All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Intel 64, Hyper-Threading, AES-NI, SpeedStep, Turbo Boost, Smart Cache, VT-x, EPT, VT-d, TXT, ECC • Die size: 240 mm2 • Steppings: B1 == Xeon 5000-series (dual-processor) ==

=== "Nehalem-EP (Gainestown)" (45 nm) Efficient Performance === • Based on Nehalem microarchitecture • All models support: ''MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Demand-Based Switching (Intel's Server EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC'' • All models support: Hyper-Threading, Turbo Boost except E5502, E5503, E5504, E5506, L5506, E5507 • All models support dual-processor configurations • Designed for mainstream dual-processor servers and high-end dual-processor workstations • Die size: 263 mm2 • Steppings: D0 === "Jasper Forest-DP" (45 nm) === • Based on Nehalem microarchitecture • All models support: ''MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Demand-Based Switching (Intel's Server EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, AES-NI, Smart Cache, Hyper-Threading, Turbo Boost'' except E5603, E5606, E5607, L5609 • Dual-socket configurations supported • Designed for mainstream dual-processor servers and high-end dual-processor workstations • Die size: 240 mm2 • Steppings: B1 == Xeon 7000-series and E7 (multiprocessor) ==

=== "Nehalem-EX (Beckton)" (45 nm) Expandable === • Based on Nehalem microarchitecture • All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading (except E7-8837), Turbo Boost, AES-NI, Smart Cache. • 28xx models support single- and dual-processor configurations, 48xx models support up to four-processor configurations, 88xx models support up to eight-processor configurations. • Transistors: 2.6 billion • Die size: 513 mm2 • Steppings: A2 == References ==