Intel Xeon w7 3455 vs Intel Xeon E3 1275

VS

Intel Xeon w7-3455

Intel Xeon E3-1275

We compared two server CPUs: Intel Xeon w7 3455 with 24 cores 2.5GHz and Intel Xeon E3 1275 with 4 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon w7 3455 's Advantages

Released 11 years and 10 months late

Higher specification of memory (4800 vs 3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (67.5MB vs 8MB)

More modern manufacturing process (10nm vs 32nm)

Intel Xeon E3 1275 's Advantages

Higher base frequency (3.4GHz vs 2.5GHz)

Lower TDP (95W vs 270W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon w7 3455 +34%

1807

Intel Xeon E3 1275

1347

Geekbench 6 Multi Core

Intel Xeon w7 3455 +143%

11021

Intel Xeon E3 1275

4527

Intel Xeon w7 3455

VS

Intel Xeon E3 1275

General Parameters

Feb 2023

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Sandy Bridge

Intel Socket 4677

Socket

Intel Socket 1155

N/A

Integrated Graphics

Intel HD P3000

Xeon W (Sapphire Rapids)

Generation

Xeon E3 (Sandy Bridge)

Package

-

Transistor Count

1.16 billions

10 nm

Manufacturing Process

32 nm

270 W

Power Consumption

95 W

72 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

4x477 mm²

Die Size

216 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

3.4 GHz

4.8 GHz

Performance Core Turbo Frequency

3.8 GHz

24

Total Core Count

4

48

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

34.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

67.5 MB

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR3

4 TB

Max Memory Size

-

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

112

PCIe Lanes

16

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