AMD Opteron 6140 vs AMD Opteron 6166 HE

Comparative analysis of AMD Opteron 6140 and AMD Opteron 6166 HE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility.

AMD Opteron 6140

AMD Opteron 6166 HE

Differences

Reasons to consider the AMD Opteron 6166 HE

4 more cores, run more applications at once: 12 vs 8
4 more threads: 12 vs 8
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 35% lower typical power consumption: 85 Watt vs 115 Watt

Number of cores	12 vs 8
Number of threads	12 vs 8
L1 cache	1536 KB vs 1024 KB
L2 cache	6 MB vs 4 MB
Thermal Design Power (TDP)	85 Watt vs 115 Watt

Compare specifications (specs)

	AMD Opteron 6140	AMD Opteron 6166 HE
Essentials
Family	AMD Opteron	AMD Opteron
OPN PIB	OS6140WKT8EGOWOF
OPN Tray	OS6140WKT8EGO	OS6166VATCEGO
Place in performance rating	not rated	not rated
Series	AMD Opteron 6100 Series Processor	AMD Opteron 6100 Series Processor
Vertical segment	Server	Server
Performance
Base frequency	2.6 GHz	1.8 GHz
L1 cache	1024 KB	1536 KB
L2 cache	4 MB	6 MB
L3 cache	12 MB	12 MB
Maximum core temperature	69°C	69°C
Number of cores	8	12
Number of threads	8	12
Unlocked
Memory
Supported memory frequency	1800 MHz	1800 MHz
Supported memory types	DDR3	DDR3
Compatibility
Sockets supported	G34	G34
Thermal Design Power (TDP)	115 Watt	85 Watt