Home Comparison Intel Xeon E5 2643 v2 vs Opteron A1120

Intel Xeon E5 2643 v2 vs Opteron A1120

Intel Xeon E5 2643 v2
VS
Opteron A1120
Intel Xeon E5-2643 v2
AMD Opteron A1120
We compared two server CPUs: Intel Xeon E5 2643 v2 with 6 cores 3.5GHz and Opteron A1120 with 4 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2643 v2 's Advantages
Higher base frequency (3.5GHz vs 1.7GHz)
Larger L3 cache size (15MB vs 8MB)
More modern manufacturing process (22nm vs 28nm)
Opteron A1120 's Advantages
Released 2 years and 4 months late
Higher specification of memory (1866 vs 3)
Lower TDP (25W vs 130W)

Score

Intel Xeon E5 2643 v2
VS
Opteron A1120

General Parameters

Sep 2013
Release Date
Jan 2016
Intel
Manufacturer
AMD
Server
Type
Server
Ivy Bridge-EP
Core Architecture
Seattle
Intel Socket 2011
Socket
AMD Socket SP1
N/A
Integrated Graphics
N/A
Xeon E5 (Ivy Bridge-EP)
Generation
Opteron (Seattle)

Package

1.4 billions
Transistor Count
-
22 nm
Manufacturing Process
28 nm
130 W
Power Consumption
25 W
Intel
Foundry
GlobalFoundries
160 mm²
Die Size
182 mm²

CPU Performance

3.5 GHz
Performance Core Base Frequency
1.7 GHz
0
Performance Core Turbo Frequency
0
6
Total Core Count
4
12
Total Thread Count
4
100 MHz
Bus Frequency
100 MHz
35.0
Multiplier
17.0
64 K per core
L1 Cache
80 K per core
256 K per core
L2 Cache
2 MB shared
15 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
2
SMP
1

Memory Parameters

DDR3
Memory Types
DDR3,DDR4-1866
4
Max Memory Channels
2
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
3
-
PCIe Lanes
8

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