Xeon Platinum 8276 vs Intel Xeon E3 1280

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Intel Xeon Platinum 8276

Intel Xeon E3-1280

We compared two server CPUs: Xeon Platinum 8276 with 28 cores 2.2GHz and Intel Xeon E3 1280 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon Platinum 8276 's Advantages

Released 7 years and 8 months late

Higher specification of memory (4 vs 3)

Larger L3 cache size (38.5MB vs 8MB)

More modern manufacturing process (14nm vs 32nm)

Intel Xeon E3 1280 's Advantages

Higher base frequency (3.5GHz vs 2.2GHz)

Lower TDP (95W vs 165W)

Score

Benchmark

Geekbench 6 Single Core

Xeon Platinum 8276

702

Intel Xeon E3 1280 +92%

1348

Geekbench 6 Multi Core

Xeon Platinum 8276

2654

Intel Xeon E3 1280 +70%

4533

Xeon Platinum 8276

VS

Intel Xeon E3 1280

General Parameters

Dec 2018

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Cascade Lake-SP

Core Architecture

Sandy Bridge

Intel Socket 3647

Socket

Intel Socket 1155

N/A

Integrated Graphics

N/A

Xeon Platinum(Cascade Lake-SP)

Generation

Xeon E3 (Sandy Bridge)

Package

8 billions

Transistor Count

1.16 billions

14 nm

Manufacturing Process

32 nm

165 W

Power Consumption

95 W

Intel

Foundry

Intel

-

Die Size

216 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

3.5 GHz

4 GHz

Performance Core Turbo Frequency

3.9 GHz

28

Total Core Count

4

56

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

22.0

Multiplier

35.0

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

38.5 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

8

SMP

1

Memory Parameters

DDR4

Memory Types

DDR3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

16

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