Intel Xeon D 1557 vs Intel Xeon L5640

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Intel Xeon D-1557

Intel Xeon L5640

We compared two server CPUs: Intel Xeon D 1557 with 12 cores 1.5GHz and Intel Xeon L5640 with 6 cores 2.266GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon D 1557 's Advantages

Released 5 years and 11 months late

Higher specification of memory (4 vs 3)

Newer PCIe version (3 vs 2)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (45W vs 60W)

Intel Xeon L5640 's Advantages

Higher base frequency (2.266GHz vs 1.5GHz)

Larger L3 cache size (12MB vs 1.5MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon D 1557 +54%

628

Intel Xeon L5640

407

Geekbench 6 Multi Core

Intel Xeon D 1557 +149%

3943

Intel Xeon L5640

1582

Intel Xeon D 1557

VS

Intel Xeon L5640

General Parameters

Feb 2016

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell

Core Architecture

Westmere-EP

Intel BGA 1667

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon D (Broadwell-DE)

Generation

Xeon (Westmere-EP)

Package

3.2 billions

Transistor Count

1.17 billions

14 nm

Manufacturing Process

32 nm

45 W

Power Consumption

60 W

80 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

246 mm²

Die Size

239 mm²

CPU Performance

1.5 GHz

Performance Core Base Frequency

2.266 GHz

2.1 GHz

Performance Core Turbo Frequency

2.8 GHz

12

Total Core Count

6

24

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

15.0

Multiplier

17.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

1.5 MB per core

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

24

PCIe Lanes

-

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