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Clarksfield
General Info
Designer	Intel
Manufacturer	Intel
Introduction	June 24, 2009 (announced) September 23, 2009 (launched)
Microarchitecture
ISA	x86-64
Microarchitecture	Nehalem
Word Size	8 octets 16 nibbles 64 bit
Process	45 nm 0.045 μm 4.5e-5 mm
Technology	CMOS
Clock	1.60 GHz - 2.13 GHz
Succession
Yorkfield Arrandale

Clarksfield is the core name given by Intel for their first generation (Nehalem-based) high-performance mobile processors. These chips are manufactured on a 45 nm process and uses PM55 Express chipset. These MPUs introduce a number of new features.

Features

• 45 nm process
• PM55 Express chipset (Calpella platform)
• 4 Cores, 8 Threads
• 2.5 GT/s DMI 1.0
• 8 GB Maximum Memory (DDR3-1333)
• Support everything up to SSE4.2 (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2)
• Supports Hyper-Threading, VT-x, VT-d, EPT, TBT 1.0, and TXT