Xeon 6756E vs Opteron 1381

VS

Intel Xeon 6756E

AMD Opteron 1381

We compared two server CPUs: Xeon 6756E with 128 cores 1.8GHz and Opteron 1381 with 4 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon 6756E 's Advantages

Released 15 years late

Higher specification of memory (6400 vs 1333)

Newer PCIe version (5 vs 2)

Larger L3 cache size (96MB vs 6MB)

More modern manufacturing process (5nm vs 45nm)

Opteron 1381 's Advantages

Higher base frequency (2.5GHz vs 1.8GHz)

Lower TDP (115W vs 225W)

Score

Xeon 6756E

VS

Opteron 1381

General Parameters

Jun 2024

Release Date

Jun 2009

Intel

Manufacturer

AMD

Server

Type

Server

Sierra Forest

Core Architecture

Suzuka

Intel Socket 4710

Socket

AMD Socket AM3

N/A

Integrated Graphics

On certain motherboards (Chipset feature)

Xeon 6(Sierra Forest-SP)

Generation

Opteron(Suzuka)

Package

-

Transistor Count

0.758 billions

5 nm

Manufacturing Process

45 nm

225 W

Power Consumption

115 W

96°C

Peak Operating Temperature

-

Intel

Foundry

GlobalFoundries

-

Die Size

258 mm²

10 nm

I/O Process Size

-

CPU Performance

1.8 GHz

Performance Core Base Frequency

2.5 GHz

2.6 GHz

Performance Core Turbo Frequency

0

128

Total Core Count

4

128

Total Thread Count

4

100 MHz

Bus Frequency

200 MHz

18.0

Multiplier

12.5

96 KB per core

L1 Cache

128 KB per core

4 MB per module

L2 Cache

512 KB per core

96 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

2

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-6400

Memory Types

DDR3-1333

1 TB

Max Memory Size

-

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

2

88

PCIe Lanes

-

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