AMD Opteron 854 vs AMD Opteron X2 165

Comparative analysis of AMD Opteron 854 and AMD Opteron X2 165 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility.

AMD Opteron 854

AMD Opteron 854

vs

AMD Opteron X2 165

AMD Opteron X2 165

Differences

Reasons to consider the AMD Opteron 854

Around 56% higher clock speed: 2.8 GHz vs 1.8 GHz
Around 20% lower typical power consumption: 92 Watt vs 110 Watt

Maximum frequency	2.8 GHz vs 1.8 GHz
Max number of CPUs in a configuration	8 vs 2
Thermal Design Power (TDP)	92 Watt vs 110 Watt

Reasons to consider the AMD Opteron X2 165

1 more cores, run more applications at once: 2 vs 1

Number of cores	2 vs 1

Compare specifications (specs)

	AMD Opteron 854	AMD Opteron X2 165
Essentials
Architecture codename	Athens	Denmark
Launch date	August 2005	August 2005
Place in performance rating	not rated	not rated
Vertical segment	Server	Server
Performance
64 bit support
L1 cache	128 KB	128 KB
L2 cache	1024 KB	1024 KB
Manufacturing process technology	90 nm	90 nm
Maximum frequency	2.8 GHz	1.8 GHz
Number of cores	1	2
Transistor count	106 million	233 million
Compatibility
Max number of CPUs in a configuration	8	2
Sockets supported	940	939
Thermal Design Power (TDP)	92 Watt	110 Watt