Type

CPU / Microprocessor

Market segment

Server

Family

Model number ? 

CPU part number

• CM8064401609800is an OEM/tray microprocessor

Frequency ? 

2300 MHz

Maximum turbo frequency

3600 MHz

Bus speed ? 

9.6 GT/s QPI (4800 MHz)5 GT/s DMI

Clock multiplier ? 

23

Package

2011-land Flip-Chip Land Grid Array

Socket

Socket 2011-3 / R3 / LGA2011-3

Size

2.07" x 2.01" / 5.25cm x 5.1cm

Introduction date

September 8, 2014

Price at introduction

$3226

Microarchitecture

Haswell

Platform

Grantley-EP

Processor core ? 

Haswell-EP

Core steppings ? 

C0 (QGEN)C1 (QGN2, SR1XE)

CPUID

306F2 (SR1XE)

Manufacturing process

0.022 micron

Data width

64 bit

The number of CPU cores

16

The number of threads

32

Floating Point Unit

Integrated

Level 1 cache size ? 

16 x 32 KB 8-way set associative instruction caches16 x 32 KB 8-way set associative data caches

Level 2 cache size ? 

16 x 256 KB 8-way set associative caches

Level 3 cache size

40 MB 20-way set associative shared cache

Physical memory

768 GB

Multiprocessing

Up to 2 processors

Extensions and Technologies

• MMX instructions

• SSE / Streaming SIMD Extensions

• SSE2 / Streaming SIMD Extensions 2

• SSE3 / Streaming SIMD Extensions 3

• SSSE3 / Supplemental Streaming SIMD Extensions 3

• SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4 ? 

• AES / Advanced Encryption Standard instructions

• AVX / Advanced Vector Extensions

• AVX2 / Advanced Vector Extensions 2.0

• BMI / BMI1 + BMI2 / Bit Manipulation instructions

• F16C / 16-bit Floating-Point conversion instructions

• FMA3 / 3-operand Fused Multiply-Add instructions

• EM64T / Extended Memory 64 technology / Intel 64 ? 

• HT / Hyper-Threading technology ? 

• VT-x / Virtualization technology ? 

• VT-d / Virtualization for directed I/O

• TBT 2.0 / Turbo Boost technology 2.0 ? 

Security Features

• NX / XD / Execute disable bit ? 

• TXT / Trusted Execution technology

• SMEP / Secure Mode Execution Protection

Low power features

• Enhanced SpeedStep technology ? 

Integrated graphics

None

Memory controller

The number of controllers: 2Memory channels (per controller): 2Memory channels (total): 4Supported memory: DDR4-1600, DDR4-1866, DDR4-2133DIMMs per channel: 3Maximum memory bandwidth (GB/s): 68.3ECC supported: Yes

Other peripherals

• Direct Media Interface 2.0

• Quick Path Interconnect v1.1 (2 links)

• PCI Express 3.0 interface (40 lanes)

V core ? 

0.65V - 1.3V

Maximum operating temperature ? 

87.9°C

Minimum power dissipation

47 Watt (C1E state)14 Watt (C6 state)

Thermal Design Power ? 

135 Watt