Xeon 6979P vs Intel Xeon E5640

VS

Intel Xeon 6979P

Intel Xeon E5640

We compared two server CPUs: Xeon 6979P with 120 cores 2.1GHz 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 6979P 's Advantages

Released 14 years and 6 months late

Higher specification of memory (8800 vs 3)

Newer PCIe version (5 vs 2)

Larger L3 cache size (504MB vs 12MB)

More modern manufacturing process (5nm vs 32nm)

Intel Xeon E5640 's Advantages

Higher base frequency (2.666GHz vs 2.1GHz)

Lower TDP (80W vs 500W)

Score

Xeon 6979P

VS

Intel Xeon E5640

General Parameters

Sep 2024

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Granite Rapids

Core Architecture

Westmere-EP

Intel Socket 7529

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon 6(Granite Rapids-AP)

Generation

Xeon (Westmere-EP)

Package

-

Transistor Count

1.17 billions

5 nm

Manufacturing Process

32 nm

500 W

Power Consumption

80 W

95°C

Peak Operating Temperature

-

Intel

Foundry

Intel

-

Die Size

239 mm²

10 nm

I/O Process Size

-

CPU Performance

2.1 GHz

Performance Core Base Frequency

2.666 GHz

3.9 GHz

Performance Core Turbo Frequency

2.933 GHz

120

Total Core Count

4

240

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

21.0

Multiplier

20.0

112 KB per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

504 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-6400,MRDIMM-8800

Memory Types

DDR3

3 TB

Max Memory Size

-

12

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

Xeon 6979P

Official Website

-

5

PCIe Version

2

96

PCIe Lanes

-

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