Xeon D 2899NT vs Intel Xeon E5640

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Intel Xeon D-2899NT

Intel Xeon E5640

We compared two server CPUs: Xeon D 2899NT with 22 cores 2.2GHz and Intel Xeon E5640 with 4 cores 2.666GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon D 2899NT 's Advantages

Released 13 years and 9 months late

Higher specification of memory (3200 vs 3)

Newer PCIe version (4 vs 2)

Larger L3 cache size (30MB vs 12MB)

More modern manufacturing process (10nm vs 32nm)

Intel Xeon E5640 's Advantages

Higher base frequency (2.666GHz vs 2.2GHz)

Lower TDP (80W vs 135W)

Score

Benchmark

Geekbench 6 Single Core

Xeon D 2899NT +159%

1136

Intel Xeon E5640

437

Geekbench 6 Multi Core

Xeon D 2899NT +339%

10800

Intel Xeon E5640

2456

Xeon D 2899NT

VS

Intel Xeon E5640

General Parameters

Dec 2023

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Ice Lake-D

Core Architecture

Westmere-EP

Intel BGA 2579

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon D(Ice Lake-D Refresh)

Generation

Xeon (Westmere-EP)

Package

-

Transistor Count

1.17 billions

10 nm

Manufacturing Process

32 nm

135 W

Power Consumption

80 W

Intel

Foundry

Intel

-

Die Size

239 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

2.666 GHz

3.1 GHz

Performance Core Turbo Frequency

2.933 GHz

22

Total Core Count

4

44

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

22.0

Multiplier

20.0

80 KB per core

L1 Cache

64 K per core

1.25 MB per core

L2 Cache

256 K per core

30 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

1

AVX-512 FMA Ports

-

Memory Parameters

DDR4-3200

Memory Types

DDR3

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

2

32

PCIe Lanes

-

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