Intel Xeon E3 1265L v4 vs Intel Xeon E5 1660 v2

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Intel Xeon E3-1265L v4

Intel Xeon E5-1660 v2

We compared two server CPUs: Intel Xeon E3 1265L v4 with 4 cores 2.3GHz and Intel Xeon E5 1660 v2 with 6 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1265L v4 's Advantages

Released 1 years and 9 months late

More modern manufacturing process (14nm vs 22nm)

Lower TDP (35W vs 130W)

Intel Xeon E5 1660 v2 's Advantages

Higher base frequency (3.7GHz vs 2.3GHz)

Larger L3 cache size (15MB vs 6MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1265L v4 +51%

1243

Intel Xeon E5 1660 v2

818

Geekbench 6 Multi Core

Intel Xeon E3 1265L v4 +11%

4328

Intel Xeon E5 1660 v2

3870

Intel Xeon E3 1265L v4

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Intel Xeon E5 1660 v2

General Parameters

Jun 2015

Release Date

Sep 2013

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell-DT

Core Architecture

Ivy Bridge-E

Intel Socket 1150

Socket

Intel Socket 2011

Intel Iris Pro P6300

Integrated Graphics

N/A

Xeon E3 (Broadwell-DT)

Generation

Xeon E5 (Ivy Bridge-E)

Package

-

Transistor Count

1.86 billions

14 nm

Manufacturing Process

22 nm

35 W

Power Consumption

130 W

-

Peak Operating Temperature

70 °C

Intel

Foundry

Intel

182 mm²

Die Size

257 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

3.7 GHz

3.3 GHz

Performance Core Turbo Frequency

4 GHz

4

Total Core Count

6

8

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

37.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

6 MB shared

L3 Cache

15 MB shared

No

Unlocked Multiplier

Yes

1

SMP

1

Memory Parameters

DDR3-1866

Memory Types

DDR3-1866

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

16

PCIe Lanes

-

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