Intel Xeon E5-2640 vs Intel Xeon E3-1235

VS

We compared two server CPUs: Intel Xeon E5 2640 with 6 cores 2.5GHz and Intel Xeon E3 1235 with 4 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5-2640 's Advantages

Released 11 months late

Larger L3 cache size (15MB vs 8MB)

Intel Xeon E3-1235 's Advantages

Higher base frequency (3.2GHz vs 2.5GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2640 +27%

800

Intel Xeon E3 1235

626

Geekbench 6 Multi Core

Intel Xeon E5 2640 +50%

3177

Intel Xeon E3 1235

2110

Intel Xeon E5 2640

VS

Intel Xeon E3 1235

General Parameters

Mar 2012

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

-

Instruction Set

-

Sandy Bridge-EP

Core Architecture

Sandy Bridge

-

Processor Number

-

Intel Socket 2011

Socket

Intel Socket 1155

N/A

Integrated Graphics

Intel HD P3000

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon E3 (Sandy Bridge)

Package

2.27 billions

Transistor Count

1.16 billions

32 nm

Manufacturing Process

32 nm

Intel Socket 2011

Socket

Intel Socket 1155

95 W

Power Consumption

95 W

-

Max Turbo Power Consumption

-

Peak Operating Temperature

-

Intel

Foundry

Intel

435 mm²

Die Size

216 mm²

-

I/O Process Size

-

I/O Die Size

-

FC-LGA10

Package

FC-LGA10

CPU Performance

-

Performance Cores

-

Performance Core Threads

-

2.5 GHz

Performance Core Base Frequency

3.2 GHz

3 GHz

Performance Core Turbo Frequency

3.6 GHz

-

Efficiency Cores

-

Efficiency Core Threads

-

Efficiency Core Base Frequency

-

Efficiency Core Turbo Frequency

-

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

32.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

15 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

CCDs

-

Cores per CCD

-

2

SMP

1

-

AVX-512 FMA Ports

-

HBM

-

Memory Parameters

DDR3

Memory Types

DDR3

-

Max Memory Size

-

4

Max Memory Channels

2

-

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

-

GPU Base Frequency

-

GPU Max Dynamic Frequency

-

Shader Units

-

Texture Units

-

Raster Operation Units

-

Execution Units

-

Power Consumption

-

Max Resolution

-

Graphics Performance

-

AI Accelerator

-

NPU

-

Theoretical performance

-

Miscellaneous

-

Official Website

-

3

PCIe Version

3

-

PCIe Lanes

16

-

Extended Instruction Set

-

UPI Links

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