Intel Xeon E5 2666 v3 vs Opteron 1389
We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz and Opteron 1389 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
Released 5 years and 5 months late
Higher specification of memory (2133 vs 1333)
Newer PCIe version (3 vs 2)
Larger L3 cache size (25MB vs 6MB)
More modern manufacturing process (22nm vs 45nm)
Opteron 1389 's Advantages
Lower TDP (115W vs 135W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E5 2666 v3
+205%
1046
Opteron 1389
342
Geekbench 6 Multi Core
Intel Xeon E5 2666 v3
+461%
6173
Opteron 1389
1099
General Parameters
Nov 2014
Release Date
Jun 2009
Intel
Manufacturer
AMD
Server
Type
Server
Haswell-EP
Core Architecture
Suzuka
Intel Socket 2011-3
Socket
AMD Socket AM3
N/A
Integrated Graphics
On certain motherboards (Chipset feature)
Xeon E5 (Haswell-EP)
Generation
Opteron(Suzuka)
Package
2.6 billions
Transistor Count
0.758 billions
22 nm
Manufacturing Process
45 nm
135 W
Power Consumption
115 W
Intel
Foundry
GlobalFoundries
356 mm²
Die Size
258 mm²
CPU Performance
2.9 GHz
Performance Core Base Frequency
2.9 GHz
3.5 GHz
Performance Core Turbo Frequency
0
10
Total Core Count
4
20
Total Thread Count
4
100 MHz
Bus Frequency
200 MHz
29.0
Multiplier
14.5
64 K per core
L1 Cache
128 KB per core
256 K per core
L2 Cache
512 KB 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
DDR3-1333
4
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
2
40
PCIe Lanes
-
