Home Comparison Intel Xeon E3 1220 v5 vs Intel Xeon E5 2666 v3

Intel Xeon E3 1220 v5 vs Intel Xeon E5 2666 v3

Intel Xeon E3 1220 v5
VS
Intel Xeon E5 2666 v3
Intel Xeon E3-1220 v5
Intel Xeon E5-2666 v3
We compared two server CPUs: Intel Xeon E3 1220 v5 with 4 cores 3GHz and Intel Xeon E5 2666 v3 with 10 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1220 v5 's Advantages
Released 11 months late
Higher base frequency (3GHz vs 2.9GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 135W)
Intel Xeon E5 2666 v3 's Advantages
Higher specification of memory (2133 vs 2133)
Larger L3 cache size (25MB vs 8MB)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E3 1220 v5 +13%
1187
Intel Xeon E5 2666 v3
1046
Geekbench 6 Multi Core
Intel Xeon E3 1220 v5
3194
Intel Xeon E5 2666 v3 +93%
6173
Intel Xeon E3 1220 v5
VS
Intel Xeon E5 2666 v3

General Parameters

Oct 2015
Release Date
Nov 2014
Intel
Manufacturer
Intel
Server
Type
Server
Skylake-DT
Core Architecture
Haswell-EP
Intel Socket 1151
Socket
Intel Socket 2011-3
N/A
Integrated Graphics
N/A
Xeon E3 (Skylake-DT)
Generation
Xeon E5 (Haswell-EP)

Package

1.75 billions
Transistor Count
2.6 billions
14 nm
Manufacturing Process
22 nm
80 W
Power Consumption
135 W
Intel
Foundry
Intel
122 mm²
Die Size
356 mm²

CPU Performance

3 GHz
Performance Core Base Frequency
2.9 GHz
3.5 GHz
Performance Core Turbo Frequency
3.5 GHz
4
Total Core Count
10
4
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
30.0
Multiplier
29.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
8 MB shared
L3 Cache
25 MB shared
No
Unlocked Multiplier
No
1
SMP
2

Memory Parameters

DDR3,DDR4-2133
Memory Types
DDR4-2133,DDR3-2133
2
Max Memory Channels
4
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
3
16
PCIe Lanes
40

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