Intel Xeon E5 2666 v3 vs Intel Xeon E5 2660 v2
We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz and Intel Xeon E5 2660 v2 with 10 cores 2.2GHz . 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
Released 1 years and 2 months late
Higher specification of memory (2133 vs 3)
Higher base frequency (2.9GHz vs 2.2GHz)
Intel Xeon E5 2660 v2 's Advantages
Lower TDP (95W vs 135W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E5 2666 v3
+205%
1046
Intel Xeon E5 2660 v2
342
Geekbench 6 Multi Core
Intel Xeon E5 2666 v3
+105%
6173
Intel Xeon E5 2660 v2
3008
Blender
Intel Xeon E5 2666 v3
+106%
149
Intel Xeon E5 2660 v2
72
General Parameters
Nov 2014
Release Date
Sep 2013
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EP
Core Architecture
Ivy Bridge-EP
Intel Socket 2011-3
Socket
Intel Socket 2011
N/A
Integrated Graphics
N/A
Xeon E5 (Haswell-EP)
Generation
Xeon E5 (Ivy Bridge-EP)
Package
2.6 billions
Transistor Count
1.4 billions
22 nm
Manufacturing Process
22 nm
135 W
Power Consumption
95 W
Intel
Foundry
Intel
356 mm²
Die Size
160 mm²
CPU Performance
2.9 GHz
Performance Core Base Frequency
2.2 GHz
3.5 GHz
Performance Core Turbo Frequency
3 GHz
10
Total Core Count
10
20
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
29.0
Multiplier
32.0
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
25 MB shared
No
Unlocked Multiplier
No
2
SMP
2
Memory Parameters
DDR4-2133,DDR3-2133
Memory Types
DDR3
4
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
3
40
PCIe Lanes
-
