Intel Xeon E5 2666 v3 vs Intel Xeon E3 1284L v4
We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz and Intel Xeon E3 1284L v4 with 4 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 2666 v3 's Advantages
Higher specification of memory (2133 vs 1866)
Larger L3 cache size (25MB vs 6MB)
Intel Xeon E3 1284L v4 's Advantages
Released 7 months late
More modern manufacturing process (14nm vs 22nm)
Lower TDP (47W vs 135W)
Score
General Parameters
Nov 2014
Release Date
Jun 2015
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EP
Core Architecture
Broadwell-DT
Intel Socket 2011-3
Socket
Intel Socket 1150
N/A
Integrated Graphics
Intel Iris Pro P6300
Xeon E5 (Haswell-EP)
Generation
Xeon E3 (Broadwell-DT)
Package
2.6 billions
Transistor Count
-
22 nm
Manufacturing Process
14 nm
135 W
Power Consumption
47 W
Intel
Foundry
Intel
356 mm²
Die Size
182 mm²
CPU Performance
2.9 GHz
Performance Core Base Frequency
2.9 GHz
3.5 GHz
Performance Core Turbo Frequency
3.8 GHz
10
Total Core Count
4
20
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
29.0
Multiplier
29.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
25 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No
2
SMP
1
Memory Parameters
DDR4-2133,DDR3-2133
Memory Types
DDR3-1866
4
Max Memory Channels
2
-
Max Memory Bandwidth
29.8 GB/s
Yes
ECC Memory Support
Yes
