AMD Opteron 4240 vs AMD Opteron 4256 EE

Comparative analysis of AMD Opteron 4240 and AMD Opteron 4256 EE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility.

AMD Opteron 4240

AMD Opteron 4256 EE

Differences

Reasons to consider the AMD Opteron 4240

Around 36% higher clock speed: 3.8 GHz vs 2.8 GHz
Around 10% higher maximum core temperature: 70.50°C vs 64°C

Maximum frequency	3.8 GHz vs 2.8 GHz
Maximum core temperature	70.50°C vs 64°C

Reasons to consider the AMD Opteron 4256 EE

2 more cores, run more applications at once: 8 vs 6
2 more threads: 8 vs 6
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
2.7x lower typical power consumption: 35 Watt vs 95 Watt

Number of cores	8 vs 6
Number of threads	8 vs 6
L1 cache	384 KB vs 288 KB
L2 cache	8 MB vs 6 MB
Thermal Design Power (TDP)	35 Watt vs 95 Watt

Compare specifications (specs)

	AMD Opteron 4240	AMD Opteron 4256 EE
Essentials
Family	AMD Opteron	AMD Opteron
OPN Tray	OS4240WLU6KGU	OS4256HJU8KGU
Place in performance rating	not rated	not rated
Series	AMD Opteron 4200 Series Processor	AMD Opteron 4200 Series Processor
Vertical segment	Server	Server
Performance
Base frequency	3.4 GHz	1.6 GHz
L1 cache	288 KB	384 KB
L2 cache	6 MB	8 MB
L3 cache	8 MB	8 MB
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.50°C	64°C
Maximum frequency	3.8 GHz	2.8 GHz
Number of cores	6	8
Number of threads	6	8
Unlocked
Memory
Supported memory types	DDR3	DDR3
Supported memory frequency		1600 MHz
Compatibility
Sockets supported	C32	C32
Thermal Design Power (TDP)	95 Watt	35 Watt