Intel Xeon E3 1280 vs Intel Xeon D 1520

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We compared two server CPUs: Intel Xeon E3 1280 with 4 cores 3.5GHz and Intel Xeon D 1520 with 4 cores 2.2GHz . 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

Higher base frequency (3.5GHz vs 2.2GHz)

Larger L3 cache size (8MB vs 1.5MB)

Intel Xeon D 1520 's Advantages

Released 3 years and 11 months late

Higher specification of memory (DDR3 vs DDR3)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (45W vs 95W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1280 +54%

1348

Intel Xeon D 1520

875

Geekbench 6 Multi Core

Intel Xeon E3 1280 +46%

4533

Intel Xeon D 1520

3086

Intel Xeon E3 1280

VS

Intel Xeon D 1520

General Parameters

Apr 2011

Release Date

Mar 2015

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge

Core Architecture

Broadwell

Intel Socket 1155

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

Xeon E3 (Sandy Bridge)

Generation

Xeon D (Broadwell-DE)

Package

1.16 billions

Transistor Count

3.2 billions

32 nm

Manufacturing Process

14 nm

Intel Socket 1155

Socket

Intel BGA 1667

95 W

Power Consumption

45 W

-

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

216 mm²

Die Size

246 mm²

FC-LGA10

Package

FC-BGA14C

CPU Performance

3.5 GHz

Performance Core Base Frequency

2.2 GHz

3.9 GHz

Performance Core Turbo Frequency

2.6 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

35.0

Multiplier

22.0

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

1.5 MB per core

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3,

2

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

16

PCIe Lanes

24

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