Home Comparison Intel Xeon E3 1265L v2 vs Xeon E7 4820

Intel Xeon E3 1265L v2 vs Xeon E7 4820

Intel Xeon E3 1265L v2
VS
Xeon E7 4820
Intel Xeon E3-1265L v2
Intel Xeon E7-4820
We compared two server CPUs: Intel Xeon E3 1265L v2 with 4 cores 2.5GHz and Xeon E7 4820 with 8 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1265L v2 's Advantages
Released 1 years and 1 months late
Higher base frequency (2.5GHz vs 2GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (45W vs 105W)
Xeon E7 4820 's Advantages
Higher specification of memory (1333 vs 3)
Larger L3 cache size (18MB vs 8MB)

Score

Intel Xeon E3 1265L v2
VS
Xeon E7 4820

General Parameters

May 2012
Release Date
Apr 2011
Intel
Manufacturer
Intel
Server
Type
Server
Ivy Bridge
Core Architecture
Westmere-EX
Intel Socket 1155
Socket
Intel Socket 1567
Intel HD 2500
Integrated Graphics
N/A
Xeon E3 (Ivy Bridge)
Generation
Xeon E7(Westmere-EX)

Package

1.4 billions
Transistor Count
2.6 billions
22 nm
Manufacturing Process
32 nm
45 W
Power Consumption
105 W
Intel
Foundry
Intel
160 mm²
Die Size
513 mm²

CPU Performance

2.5 GHz
Performance Core Base Frequency
2 GHz
3.5 GHz
Performance Core Turbo Frequency
2.266 GHz
4
Total Core Count
8
8
Total Thread Count
16
100 MHz
Bus Frequency
133 MHz
25.0
Multiplier
15.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
8 MB shared
L3 Cache
18 MB shared
No
Unlocked Multiplier
No
1
SMP
4

Memory Parameters

DDR3
Memory Types
DDR3-1333
2
Max Memory Channels
4
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
-
16
PCIe Lanes
-

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