Intel Xeon W 2191B vs Xeon 6766E

VS

Intel Xeon W-2191B

Intel Xeon 6766E

We compared two server CPUs: Intel Xeon W 2191B with 18 cores 2.3GHz 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

Intel Xeon W 2191B 's Advantages

Higher base frequency (2.3GHz vs 1.9GHz)

Lower TDP (140W vs 250W)

Xeon 6766E 's Advantages

Released 6 years and 6 months late

Higher specification of memory (6400 vs 2666)

Newer PCIe version (5 vs 3)

Larger L3 cache size (108MB vs 24.75MB)

More modern manufacturing process (5nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon W 2191B +29%

1344

Xeon 6766E

1037

Geekbench 6 Multi Core

Intel Xeon W 2191B

9179

Xeon 6766E +20%

11106

Intel Xeon W 2191B

VS

Xeon 6766E

General Parameters

Dec 2017

Release Date

Jun 2024

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-W

Core Architecture

Sierra Forest

Intel Socket 2066

Socket

Intel Socket 4710

N/A

Integrated Graphics

N/A

Xeon W (Skylake-W)

Generation

Xeon 6(Sierra Forest-SP)

Package

14 nm

Manufacturing Process

5 nm

140 W

Power Consumption

250 W

66 °C

Peak Operating Temperature

101°C

Intel

Foundry

Intel

484 mm²

Die Size

-

I/O Process Size

10 nm

CPU Performance

2.3 GHz

Performance Core Base Frequency

1.9 GHz

4.3 GHz

Performance Core Turbo Frequency

2.7 GHz

18

Total Core Count

144

36

Total Thread Count

144

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

19.0

64 K per core

L1 Cache

96 KB per core

1 MB per core

L2 Cache

4 MB per module

24.75 MB shared

L3 Cache

108 MB shared

No

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

2

Memory Parameters

DDR4-2666

Memory Types

DDR5-6400

-

Max Memory Size

1 TB

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

48

PCIe Lanes

88

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