Home Comparison Intel Xeon E5 2643 vs Pentium 1405 V2

Intel Xeon E5 2643 vs Pentium 1405 V2

Intel Xeon E5 2643
VS
Pentium 1405 V2
Intel Xeon E5-2643
Intel Pentium 1405 V2
We compared two server CPUs: Intel Xeon E5 2643 with 4 cores 3.3GHz and Pentium 1405 V2 with 2 cores 1.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2643 's Advantages
Higher base frequency (3.3GHz vs 1.4GHz)
Larger L3 cache size (10MB vs 6MB)
Pentium 1405 V2 's Advantages
Released 1 years and 10 months late
Higher specification of memory (1333 vs 3)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (40W vs 130W)

Score

Intel Xeon E5 2643
VS
Pentium 1405 V2

General Parameters

Mar 2012
Release Date
Jan 2014
Intel
Manufacturer
Intel
Server
Type
Server
Sandy Bridge-EP
Core Architecture
Ivy Bridge-EN
Intel Socket 2011
Socket
Intel Socket 1356
N/A
Integrated Graphics
N/A
Xeon E5 (Sandy Bridge-EP)
Generation
Pentium (Ivy Bridge)

Package

1.27 billions
Transistor Count
1.008 billions
32 nm
Manufacturing Process
22 nm
130 W
Power Consumption
40 W
-
Peak Operating Temperature
80 °C
Intel
Foundry
Intel
294 mm²
Die Size
133 mm²

CPU Performance

3.3 GHz
Performance Core Base Frequency
1.4 GHz
3.5 GHz
Performance Core Turbo Frequency
0
4
Total Core Count
2
8
Total Thread Count
2
100 MHz
Bus Frequency
100 MHz
33.0
Multiplier
14.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
10 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No
2
SMP
1

Memory Parameters

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

Miscellaneous

3
PCIe Version
3
-
PCIe Lanes
24

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