Intel Xeon E5 2666 v3 vs Intel Xeon E5 2637 v3
We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz and Intel Xeon E5 2637 v3 with 4 cores 3.5GHz . 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
Larger L3 cache size (25MB vs 15MB)
Intel Xeon E5 2637 v3 's Advantages
Higher specification of memory (2133 vs 2133)
Higher base frequency (3.5GHz vs 2.9GHz)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E5 2666 v3
1046
Intel Xeon E5 2637 v3
+4%
1094
Geekbench 6 Multi Core
Intel Xeon E5 2666 v3
+47%
6173
Intel Xeon E5 2637 v3
4199
General Parameters
Nov 2014
Release Date
Sep 2014
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EP
Core Architecture
Haswell-EP
Intel Socket 2011-3
Socket
Intel Socket 2011-3
N/A
Integrated Graphics
N/A
Xeon E5 (Haswell-EP)
Generation
Xeon E5 (Haswell-EP)
Package
2.6 billions
Transistor Count
2.6 billions
22 nm
Manufacturing Process
22 nm
135 W
Power Consumption
135 W
Intel
Foundry
Intel
356 mm²
Die Size
356 mm²
CPU Performance
2.9 GHz
Performance Core Base Frequency
3.5 GHz
3.5 GHz
Performance Core Turbo Frequency
3.7 GHz
10
Total Core Count
4
20
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
29.0
Multiplier
35.0
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
15 MB shared
No
Unlocked Multiplier
No
2
SMP
2
Memory Parameters
DDR4-2133,DDR3-2133
Memory Types
DDR4-2133
4
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
3
40
PCIe Lanes
40
