Pentium 1405 V2 vs Xeon 6766E

VS

Intel Pentium 1405 V2

Intel Xeon 6766E

We compared two server CPUs: Pentium 1405 V2 with 2 cores 1.4GHz 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

Pentium 1405 V2 's Advantages

Lower TDP (40W vs 250W)

Xeon 6766E 's Advantages

Released 10 years and 5 months late

Higher specification of memory (6400 vs 1333)

Newer PCIe version (5 vs 3)

Higher base frequency (1.9GHz vs 1.4GHz)

Larger L3 cache size (108MB vs 6MB)

More modern manufacturing process (5nm vs 22nm)

Score

Pentium 1405 V2

VS

Xeon 6766E

General Parameters

Jan 2014

Release Date

Jun 2024

Intel

Manufacturer

Intel

Server

Type

Server

Ivy Bridge-EN

Core Architecture

Sierra Forest

Intel Socket 1356

Socket

Intel Socket 4710

N/A

Integrated Graphics

N/A

Pentium (Ivy Bridge)

Generation

Xeon 6(Sierra Forest-SP)

Package

1.008 billions

Transistor Count

-

22 nm

Manufacturing Process

5 nm

40 W

Power Consumption

250 W

80 °C

Peak Operating Temperature

101°C

Intel

Foundry

Intel

133 mm²

Die Size

-

I/O Process Size

10 nm

CPU Performance

1.4 GHz

Performance Core Base Frequency

1.9 GHz

0

Performance Core Turbo Frequency

2.7 GHz

2

Total Core Count

144

2

Total Thread Count

144

100 MHz

Bus Frequency

100 MHz

14.0

Multiplier

19.0

64 K per core

L1 Cache

96 KB per core

256 K 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

3

PCIe Version

5

24

PCIe Lanes

88

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