Home Comparison Pentium 1405 V2 vs Intel Xeon E3 1275

Pentium 1405 V2 vs Intel Xeon E3 1275

Pentium 1405 V2
VS
Intel Xeon E3 1275
Intel Pentium 1405 V2
Intel Xeon E3-1275
We compared two server CPUs: Pentium 1405 V2 with 2 cores 1.4GHz and Intel Xeon E3 1275 with 4 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Pentium 1405 V2 's Advantages
Released 2 years and 9 months late
Higher specification of memory (1333 vs 3)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (40W vs 95W)
Intel Xeon E3 1275 's Advantages
Higher base frequency (3.4GHz vs 1.4GHz)
Larger L3 cache size (8MB vs 6MB)

Score

Pentium 1405 V2
VS
Intel Xeon E3 1275

General Parameters

Jan 2014
Release Date
Apr 2011
Intel
Manufacturer
Intel
Server
Type
Server
Ivy Bridge-EN
Core Architecture
Sandy Bridge
Intel Socket 1356
Socket
Intel Socket 1155
N/A
Integrated Graphics
Intel HD P3000
Pentium (Ivy Bridge)
Generation
Xeon E3 (Sandy Bridge)

Package

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

CPU Performance

1.4 GHz
Performance Core Base Frequency
3.4 GHz
0
Performance Core Turbo Frequency
3.8 GHz
2
Total Core Count
4
2
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
14.0
Multiplier
34.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
6 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
1
SMP
1

Memory Parameters

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

Miscellaneous

3
PCIe Version
3
24
PCIe Lanes
16

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