Opteron 6281 vs Intel Xeon E5 2620
We compared two server CPUs: Opteron 6281 with 16 cores 2.5GHz and Intel Xeon E5 2620 with 6 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Opteron 6281 's Advantages
Higher specification of memory (1600 vs 3)
Higher base frequency (2.5GHz vs 2GHz)
Intel Xeon E5 2620 's Advantages
Newer PCIe version (3 vs 2)
Larger L3 cache size (15MB vs 8MB)
Lower TDP (95W vs 130W)
Score
General Parameters
May 2012
Release Date
Mar 2012
AMD
Manufacturer
Intel
Server
Type
Server
Interlagos
Core Architecture
Sandy Bridge-EP
AMD Socket G34
Socket
Intel Socket 2011
N/A
Integrated Graphics
N/A
Opteron (Interlagos)
Generation
Xeon E5 (Sandy Bridge-EP)
Package
2.4 billions
Transistor Count
2.27 billions
32 nm
Manufacturing Process
32 nm
130 W
Power Consumption
95 W
GlobalFoundries
Foundry
Intel
2x315 mm²
Die Size
435 mm²
CPU Performance
2.5 GHz
Performance Core Base Frequency
2 GHz
3.2 GHz
Performance Core Turbo Frequency
2.5 GHz
16
Total Core Count
6
16
Total Thread Count
12
200 MHz
Bus Frequency
100 MHz
12.5
Multiplier
20.0
768 KB
L1 Cache
64 K per core
2 MB per module
L2 Cache
256 K per core
8 MB per die
L3 Cache
15 MB shared
No
Unlocked Multiplier
No
4
SMP
2
Memory Parameters
DDR3-1600
Memory Types
DDR3
4
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
2
PCIe Version
3
