Intel Xeon E5645 vs Xeon D 2775TE

VS

Intel Xeon E5645

Intel Xeon D-2775TE

We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and Xeon D 2775TE with 16 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5645 's Advantages

Higher base frequency (2.4GHz vs 2GHz)

Lower TDP (80W vs 100W)

Xeon D 2775TE 's Advantages

Released 11 years and 11 months late

Higher specification of memory (2933 vs 3)

Newer PCIe version (4 vs 2)

Larger L3 cache size (25MB vs 12MB)

More modern manufacturing process (10nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5645

425

Xeon D 2775TE +258%

1523

Geekbench 6 Multi Core

Intel Xeon E5645

3117

Xeon D 2775TE +225%

10151

Intel Xeon E5645

VS

Xeon D 2775TE

General Parameters

Mar 2010

Release Date

Feb 2022

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Ice Lake-D

Intel Socket 1366

Socket

Intel BGA 2579

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon D(Ice Lake-D)

Package

1.17 billions

Transistor Count

-

32 nm

Manufacturing Process

10 nm

80 W

Power Consumption

100 W

Intel

Foundry

Intel

239 mm²

Die Size

-

CPU Performance

2.4 GHz

Performance Core Base Frequency

2 GHz

2.666 GHz

Performance Core Turbo Frequency

3.1 GHz

6

Total Core Count

16

12

Total Thread Count

32

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

20.0

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

1.25 MB per core

12 MB shared

L3 Cache

25 MB shared

No

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

1

Memory Parameters

DDR3

Memory Types

DDR4-2933

3

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

4

-

PCIe Lanes

32

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