Intel Xeon E5 2620 vs Xeon L7555
We compared two server CPUs: Intel Xeon E5 2620 with 6 cores 2GHz and Xeon L7555 with 8 cores 1.866GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 2620 's Advantages
Released 2 years late
Newer PCIe version (3 vs 2)
Higher base frequency (2GHz vs 1.866GHz)
More modern manufacturing process (32nm vs 45nm)
Xeon L7555 's Advantages
Higher specification of memory (1333 vs 3)
Larger L3 cache size (18MB vs 15MB)
Score
General Parameters
Mar 2012
Release Date
Mar 2010
Intel
Manufacturer
Intel
Server
Type
Server
Sandy Bridge-EP
Core Architecture
Nehalem-EX
Intel Socket 2011
Socket
Intel Socket 1567
N/A
Integrated Graphics
N/A
Xeon E5 (Sandy Bridge-EP)
Generation
Xeon(Beckton)
Package
2.27 billions
Transistor Count
2.3 billions
32 nm
Manufacturing Process
45 nm
95 W
Power Consumption
95 W
Intel
Foundry
Intel
435 mm²
Die Size
684 mm²
CPU Performance
2 GHz
Performance Core Base Frequency
1.866 GHz
2.5 GHz
Performance Core Turbo Frequency
2.533 GHz
6
Total Core Count
8
12
Total Thread Count
16
100 MHz
Bus Frequency
133 MHz
20.0
Multiplier
14.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
15 MB shared
L3 Cache
18 MB shared
No
Unlocked Multiplier
No
2
SMP
8
Memory Parameters
DDR3
Memory Types
DDR3-1333
4
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
2
