Intel Xeon E3 1280 vs Intel Xeon E5 1660 v2

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Intel Xeon E3-1280

Intel Xeon E5-1660 v2

We compared two server CPUs: Intel Xeon E3 1280 with 4 cores 3.5GHz 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 1280 's Advantages

Lower TDP (95W vs 130W)

Intel Xeon E5 1660 v2 's Advantages

Released 2 years and 5 months late

Higher specification of memory (1866 vs 3)

Higher base frequency (3.7GHz vs 3.5GHz)

Larger L3 cache size (15MB vs 8MB)

More modern manufacturing process (22nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1280 +64%

1348

Intel Xeon E5 1660 v2

818

Geekbench 6 Multi Core

Intel Xeon E3 1280 +17%

4533

Intel Xeon E5 1660 v2

3870

Intel Xeon E3 1280

VS

Intel Xeon E5 1660 v2

General Parameters

Apr 2011

Release Date

Sep 2013

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge

Core Architecture

Ivy Bridge-E

Intel Socket 1155

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon E3 (Sandy Bridge)

Generation

Xeon E5 (Ivy Bridge-E)

Package

1.16 billions

Transistor Count

1.86 billions

32 nm

Manufacturing Process

22 nm

95 W

Power Consumption

130 W

-

Peak Operating Temperature

70 °C

Intel

Foundry

Intel

216 mm²

Die Size

257 mm²

CPU Performance

3.5 GHz

Performance Core Base Frequency

3.7 GHz

3.9 GHz

Performance Core Turbo Frequency

4 GHz

4

Total Core Count

6

8

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

35.0

Multiplier

37.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

15 MB shared

No

Unlocked Multiplier

Yes

1

SMP

1

Memory Parameters

DDR3

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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