Xeon Platinum 8276 vs Intel Xeon X5647

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Intel Xeon Platinum 8276

Intel Xeon X5647

We compared two server CPUs: Xeon Platinum 8276 with 28 cores 2.2GHz and Intel Xeon X5647 with 4 cores 2.933GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon Platinum 8276 's Advantages

Released 7 years and 10 months late

Higher specification of memory (4 vs 3)

Larger L3 cache size (38.5MB vs 12MB)

More modern manufacturing process (14nm vs 32nm)

Intel Xeon X5647 's Advantages

Higher base frequency (2.933GHz vs 2.2GHz)

Lower TDP (130W vs 165W)

Score

Benchmark

Geekbench 6 Single Core

Xeon Platinum 8276 +32%

702

Intel Xeon X5647

530

Geekbench 6 Multi Core

Xeon Platinum 8276 +65%

2654

Intel Xeon X5647

1606

Xeon Platinum 8276

VS

Intel Xeon X5647

General Parameters

Dec 2018

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Cascade Lake-SP

Core Architecture

Westmere-EP

Intel Socket 3647

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon Platinum(Cascade Lake-SP)

Generation

Xeon (Westmere-EP)

Package

8 billions

Transistor Count

1.17 billions

14 nm

Manufacturing Process

32 nm

165 W

Power Consumption

130 W

Intel

Foundry

Intel

-

Die Size

239 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

2.933 GHz

4 GHz

Performance Core Turbo Frequency

3.2 GHz

28

Total Core Count

4

56

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

22.0

Multiplier

22.0

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

38.5 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR4

Memory Types

DDR3

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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