Intel Xeon E7 4820 v3 vs Xeon E6540
We compared two server CPUs: Intel Xeon E7 4820 v3 with 10 cores 1.9GHz and Xeon E6540 with 6 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E7 4820 v3 's Advantages
Released 5 years and 3 months late
Higher specification of memory (1866 vs 1333)
Newer PCIe version (3 vs 2)
Larger L3 cache size (25MB vs 18MB)
More modern manufacturing process (22nm vs 45nm)
Xeon E6540 's Advantages
Higher base frequency (2GHz vs 1.9GHz)
Lower TDP (105W vs 115W)
Score
General Parameters
Jun 2015
Release Date
Mar 2010
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EX
Core Architecture
Nehalem-EX
Intel Socket 2011-1
Socket
Intel Socket 1567
N/A
Integrated Graphics
N/A
Xeon E7 (Haswell-EX)
Generation
Xeon(Beckton)
Package
5.96 billions
Transistor Count
2.3 billions
22 nm
Manufacturing Process
45 nm
115 W
Power Consumption
105 W
70 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
622 mm²
Die Size
684 mm²
CPU Performance
1.9 GHz
Performance Core Base Frequency
2 GHz
0
Performance Core Turbo Frequency
2.266 GHz
10
Total Core Count
6
20
Total Thread Count
12
100 MHz
Bus Frequency
133 MHz
19.0
Multiplier
15.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
25 MB shared
L3 Cache
18 MB shared
No
Unlocked Multiplier
No
4
SMP
2
Memory Parameters
DDR3,DDR4-1866
Memory Types
DDR3-1333
4
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
2
32
PCIe Lanes
-
