AMD Opteron 4340 vs AMD Opteron 43CX EE

Comparative analysis of AMD Opteron 4340 and AMD Opteron 43CX EE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization.

AMD Opteron 4340

AMD Opteron 43CX EE

Differences

Reasons to consider the AMD Opteron 4340

2 more cores, run more applications at once: 6 vs 4
Around 73% higher clock speed: 3.8 GHz vs 2.2 GHz
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

Number of cores	6 vs 4
Maximum frequency	3.8 GHz vs 2.2 GHz
L1 cache	288 KB vs 192 KB
L2 cache	6 MB vs 4096 KB

Reasons to consider the AMD Opteron 43CX EE

2.7x lower typical power consumption: 35 Watt vs 95 Watt

Thermal Design Power (TDP)	35 Watt vs 95 Watt

Compare specifications (specs)

	AMD Opteron 4340	AMD Opteron 43CX EE
Essentials
Architecture codename	Seoul	Seoul
Family	AMD Opteron
Launch date	n/d	n/d
OPN Tray	OS4340WLU6KHK
Place in performance rating	not rated	not rated
Series	AMD Opteron 4300 Series Processor
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.5 GHz
Die size	315 mm	315 mm
L1 cache	288 KB	192 KB
L2 cache	6 MB	4096 KB
L3 cache	8 MB	8192 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	67.70°C
Maximum frequency	3.8 GHz	2.2 GHz
Number of cores	6	4
Number of threads	6
Transistor count	1200 million	1200 million
Unlocked
Memory
Supported memory frequency	2200 MHz
Supported memory types	DDR3	DDR3
Compatibility
Max number of CPUs in a configuration	2	2
Sockets supported	C32	C32
Thermal Design Power (TDP)	95 Watt	35 Watt
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)