General information

Type

CPU / Microprocessor

Market segment

Desktop

Family

Intel Pentium Dual-Core

Model number  ? 

G870

CPU part numbers

• CM8062307260115 is an OEM/tray microprocessor

• CM8062307260117 is an OEM/tray microprocessor

• BX80623G870 is a boxed microprocessor with fan and heatsink

Frequency  ? 

3100 MHz

Bus speed  ? 

5 GT/s DMI

Clock multiplier  ? 

31

Package

1155-land Flip-Chip Land Grid Array

Socket

Socket 1155 / H2 / LGA1155

Size

1.48" x 1.48" / 3.75cm x 3.75cm

Introduction date

June 3, 2012

Price at introduction

$86

S-spec numbers

Architecture / Microarchitecture

Microarchitecture

Sandy Bridge

Processor core  ? 

Sandy Bridge

Core stepping  ? 

Q0 (Q1EU, SR057)

Manufacturing process

0.032 micron High-K metal gate process

Data width

64 bit

The number of CPU cores

2

The number of threads

2

Floating Point Unit

Integrated

Level 1 cache size  ? 

2 x 32 KB 8-way set associative instruction caches2 x 32 KB 8-way set associative data caches

Level 2 cache size  ? 

2 x 256 KB 8-way set associative caches

Level 3 cache size

3 MB 12-way set associative shared cache

Physical memory

32 GB

Multiprocessing

Uniprocessor

Features

• 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  ? 

• EM64T / Extended Memory 64 technology / Intel 64  ? 

• NX / XD / Execute disable bit  ? 

• VT-x / Virtualization technology  ? 

Low power features

Enhanced SpeedStep technology  ? 

Integrated peripherals / components

Integrated graphics

GPU Type: HD (Sandy Bridge)Microarchitecture: Gen 6Base frequency (MHz): 850Maximum frequency (MHz): 1100The number of supported displays: 2

Memory controller

The number of controllers: 1Memory channels: 2Supported memory: DDR3-1066, DDR3-1333Maximum memory bandwidth (GB/s): 21.3

Other peripherals

• Direct Media Interface 2.0

• PCI Express 2.0 interface

Electrical / Thermal parameters

Maximum operating temperature  ? 

69.1°C

Thermal Design Power  ? 

65 Watt