NEC Intel Xeon E5-2643 processor 3.3 GHz

Overview

The NEC Intel Xeon E5-2643 processor 3.3 GHz features Intel Xeon E5 processor, 4 cores, a 3.3 GHz base clock and up to 3.5 GHz boost. Full verified specifications are listed below.

Compatibility

Socket LGA 2011 (Socket R) Memory type DDR3 Interface PCIe 3.0 TDP 130 W

• Pairs with CPUs using the LGA 2011 (Socket R) socket.
• Requires DDR3 memory — not interchangeable with other generations.
• Draws up to 130 W — size your cooling and PSU headroom accordingly.

Compatibility data is automatically generated. Always verify critical specs before purchase.

Technical Specifications

Showing 28 key specifications of 44

All values come from this product’s catalog record.

Cores

4

Threads

8

Base clock

3.3 GHz

Boost clock

3.5 GHz

Socket

LGA 2011 (Socket R)

TDP

130 W

Processor line

Intel Xeon E5

Process node

32 nm

ECC support

Yes

Max case temperature (Tcase)

73 °C

Bus type

QPI

Stepping

M1

Idle power states

Yes

Scalability

S2S

Intended use

Server/Workstation

Market segment

Server

Memory channels

Quad-channel

Model

E5-2643

Bus speed

8 GT/s

VID voltage range

0.6 - 1.35

Execute Disable (NX)

Yes

Number of QPI links

2

Integrated graphics

No

CPU configuration (max)

2

Intel Flex Memory Access

Yes

PCI Express slots version

3.0

CPU operating modes

64-bit

Instruction sets

AVX

Show all 44 specifications

Intel Demand Based Switching

Yes

Intel® Turbo Boost Technology

2.0

Thermal monitoring

Yes

Trusted Execution (TXT)

Yes

SpeedStep power scaling

Yes

Memory types supported by processor

DDR3-SDRAM

Intel® vPro™ Platform Eligibility

Yes

Virtualization (VT-x)

Yes

Intel VT-x with Extended Page Tables (EPT)

Yes

Memory clock speeds supported by processor

800,1066,1333,1600

Intel® AES New Instructions (Intel® AES-NI)

Yes

Memory bandwidth supported by processor (max)

51.2

Intel® Virtualization Technology (Intel® VT)

VT-d,VT-x

Maximum internal memory supported by processor

750

Directed I/O virtualization (VT-d)

Yes

Intel® Hyper Threading Technology (Intel® HT Technology)

Yes

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Sources

Icecat product datasheet Icecat