Opteron 1381 vs Xeon 6766E

VS

AMD Opteron 1381

Intel Xeon 6766E

We compared two server CPUs: Opteron 1381 with 4 cores 2.5GHz and Xeon 6766E with 144 cores 1.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 1381 's Advantages

Higher base frequency (2.5GHz vs 1.9GHz)

Lower TDP (115W vs 250W)

Xeon 6766E 's Advantages

Released 15 years late

Higher specification of memory (6400 vs 1333)

Newer PCIe version (5 vs 2)

Larger L3 cache size (108MB vs 6MB)

More modern manufacturing process (5nm vs 45nm)

Score

Opteron 1381

VS

Xeon 6766E

General Parameters

Jun 2009

Release Date

Jun 2024

AMD

Manufacturer

Intel

Server

Type

Server

Suzuka

Core Architecture

Sierra Forest

AMD Socket AM3

Socket

Intel Socket 4710

On certain motherboards (Chipset feature)

Integrated Graphics

N/A

Opteron(Suzuka)

Generation

Xeon 6(Sierra Forest-SP)

Package

0.758 billions

Transistor Count

-

45 nm

Manufacturing Process

5 nm

115 W

Power Consumption

250 W

-

Peak Operating Temperature

101°C

GlobalFoundries

Foundry

Intel

258 mm²

Die Size

-

I/O Process Size

10 nm

CPU Performance

2.5 GHz

Performance Core Base Frequency

1.9 GHz

0

Performance Core Turbo Frequency

2.7 GHz

4

Total Core Count

144

4

Total Thread Count

144

200 MHz

Bus Frequency

100 MHz

12.5

Multiplier

19.0

128 KB per core

L1 Cache

96 KB per core

512 KB per core

L2 Cache

4 MB per module

6 MB shared

L3 Cache

108 MB shared

No

Unlocked Multiplier

No

1

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3-1333

Memory Types

DDR5-6400

-

Max Memory Size

1 TB

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

5

-

PCIe Lanes

88

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