Datasheet

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Product Overview

Intel

Xeon

and Intel

Core™ Processors For Communications Infrastructure

May 2012 Datasheet - Volume 1 of 2

Document Number: 327405

-001 17

2.1 Product Features

2.2 Processor Details

• Four, two or single execution cores (4C, 2C or 1C respectively)

• 32-KB data first-level cache (L1) for each core, parity protected

• 32-KB instruction first-level cache (L1) for each core, ECC protected

• 256-KB shared instruction/data second-level cache (L2) for each core, ECC

protected

• Up to 8-MB shared instruction/data third-level cache (L3) across all cores, ECC

protected

2.3 Supported Technologies

•Intel

Virtualization Technology for Directed I/O (Intel

VT-d)

•Intel

Virtualization Technology (Intel

VT-x)

•Intel

Streaming SIMD Extensions 4.1 (Intel

SSE4.1)

•Intel

Streaming SIMD Extensions 4.2 (Intel

SSE4.2)

•Intel

Hyper-Threading Technology

•Intel

64 Architecture

• Execute Disable Bit

•Intel

Advanced Vector Extensions (Intel

AVX)

• Advanced Encryption Standard New Instructions (AES-NI)

• PCLMULQDQ Instruction

2.4 Interface Features

2.4.1 System Memory Support

• One or two channels of DDR3 memory with a maximum of two UDIMMs or two SO-

DIMMs per channel

• ECC Memory Down topology of up to eighteen x8 SDRAM Devices per channel

• Non-ECC Memory Down topology of up to eight x16 DDR3 SDRAM Devices per

channel

• Single- and dual-channel memory organization modes

• Memory capacity supported from 512 MB up to 32 GB

• Using 4-Gb device technologies, the largest total memory capacity possible is 32

GB, assuming Dual Channel Mode with four x8, double-sided, dual ranked

unbuffered DIMM memory configuration

• 1-Gb, 2-Gb and 4-Gb DDR3 DRAM technologies are supported for x8 and x16

devices

— Using 4Gb device technology, the largest memory capacity possible is 16 GB,

assuming dual-channel mode with two x8, dual-ranked, un-buffered, DIMM

memory configuration.

• Data burst length of eight for all memory organization modes

• Memory DDR3 data transfer rates of 1066 MT/s, 1333 MT/s and 1600 MT/s