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Comparison
Intel Xeon E5 2640 vs Opteron 6278
Intel Xeon E5 2640 vs Opteron 6278
VS
Intel Xeon E5 2640
Opteron 6278
We compared two server CPUs: Intel Xeon E5 2640 with 6 cores 2.5GHz and Opteron 6278 with 16 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 2640 's Advantages
Newer PCIe version (3 vs 2)
Higher base frequency (2.5GHz vs 2.4GHz)
Larger L3 cache size (15MB vs 8MB)
Lower TDP (95W vs 115W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E5 2640
+158%
800
Opteron 6278
309
Geekbench 6 Multi Core
Intel Xeon E5 2640
+23%
3177
Opteron 6278
2575
Intel Xeon E5 2640
VS
Opteron 6278
General Parameters
Mar 2012
Release Date
May 2012
Intel
Manufacturer
AMD
Server
Type
Server
Sandy Bridge-EP
Core Architecture
Interlagos
Intel Socket 2011
Socket
AMD Socket G34
N/A
Integrated Graphics
N/A
Xeon E5 (Sandy Bridge-EP)
Generation
Opteron (Interlagos)
Package
2.27 billions
Transistor Count
2.4 billions
32 nm
Manufacturing Process
32 nm
Intel Socket 2011
Socket
AMD Socket G34
95 W
Power Consumption
115 W
Intel
Foundry
-
435 mm²
Die Size
316 mm²
FC-LGA10
Package
-
CPU Performance
2.5 GHz
Performance Core Base Frequency
2.4 GHz
3 GHz
Performance Core Turbo Frequency
3.3 GHz
6
Total Core Count
16
12
Total Thread Count
16
100 MHz
Bus Frequency
200 MHz
25.0
Multiplier
12.0
64 K per core
L1 Cache
768 K
256 K per core
L2 Cache
16 MB
15 MB shared
L3 Cache
8 MB per die
No
Unlocked Multiplier
No
2
SMP
4
Memory Parameters
DDR3
Memory Types
DDR3
4
Max Memory Channels
Yes
ECC Memory Support
No
Miscellaneous
3
PCIe Version
2
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