Xeon E7 2820 vs Opteron 6276

VS

Intel Xeon E7-2820

AMD Opteron 6276

We compared two server CPUs: Xeon E7 2820 with 8 cores 2GHz and Opteron 6276 with 16 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7 2820 's Advantages

Higher specification of memory (1333 vs 3)

Larger L3 cache size (18MB vs 8MB)

Lower TDP (105W vs 115W)

Opteron 6276 's Advantages

Released 7 months late

Higher base frequency (2.3GHz vs 2GHz)

Score

Xeon E7 2820

VS

Opteron 6276

General Parameters

Apr 2011

Release Date

Nov 2011

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EX

Core Architecture

Interlagos

Intel Socket 1567

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon E7(Westmere-EX)

Generation

Opteron (Interlagos)

Package

2.6 billions

Transistor Count

2.4 billions

32 nm

Manufacturing Process

32 nm

105 W

Power Consumption

115 W

Intel

Foundry

-

513 mm²

Die Size

316 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

2.3 GHz

2.266 GHz

Performance Core Turbo Frequency

3.2 GHz

8

Total Core Count

16

Total Thread Count

16

133 MHz

Bus Frequency

200 MHz

15.0

Multiplier

11.5

64 KB per core

L1 Cache

768 K

256 KB per core

L2 Cache

16 MB

18 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR3-1333

Memory Types

DDR3

4

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

-

PCIe Version

2

Related CPU Comparisons

1

Xeon E7 2820 vs AMD EPYC 9454P

2

Xeon E7 2820 vs AMD EPYC Embedded 9654P

3

Xeon E7 2820 vs AMD EPYC 7551

4

Xeon E7 2820 vs Intel Xeon w7 3455

5

Xeon E7 2820 vs EPYC Embedded 8534P

6

Xeon E7 2820 vs Intel Xeon Bronze 3408U

7

Xeon E7 2820 vs AMD EPYC 4364P

8

Xeon E7 2820 vs Intel Xeon E3 1235L v5

9

Xeon E7 2820 vs Intel Xeon W 2155

10

Xeon E7 2820 vs Intel Xeon E7 8870 v3

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

4

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

5

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

6

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

9

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

10

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps