AMD Opteron 43CX EE vs Intel Atom S1240

Comparative analysis of AMD Opteron 43CX EE and Intel Atom S1240 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization, Peripherals.

AMD Opteron 43CX EE

Intel Atom S1240

Differences

Reasons to consider the AMD Opteron 43CX EE

2 more cores, run more applications at once: 4 vs 2
Around 38% higher clock speed: 2.2 GHz vs 1.6 GHz
Around 71% more L1 cache; more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later

Number of cores	4 vs 2
Maximum frequency	2.2 GHz vs 1.6 GHz
L1 cache	192 KB vs 56 KB (per core)
L2 cache	4096 KB vs 512 KB (per core)
Max number of CPUs in a configuration	2 vs 1

Reasons to consider the Intel Atom S1240

5.8x lower typical power consumption: 6.1 Watt vs 35 Watt

Thermal Design Power (TDP)	6.1 Watt vs 35 Watt

Compare specifications (specs)

	AMD Opteron 43CX EE	Intel Atom S1240
Essentials
Architecture codename	Seoul	Centerton
Launch date	n/d	December 2012
Place in performance rating	not rated	not rated
Vertical segment	Server	Server
Processor Number		S1240
Series		Intel® Atom™ Processor S Series
Status		Discontinued
Performance
64 bit support
Die size	315 mm
L1 cache	192 KB	56 KB (per core)
L2 cache	4096 KB	512 KB (per core)
L3 cache	8192 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum frequency	2.2 GHz	1.6 GHz
Number of cores	4	2
Transistor count	1200 million
Base frequency		1.60 GHz
Number of threads		4
Memory
Supported memory types	DDR3	DDR3 1333
ECC memory support
Max memory channels		1
Maximum memory bandwidth		10.6 GB/s
Maximum memory size		8 GB
Compatibility
Max number of CPUs in a configuration	2	1
Sockets supported	C32	FCBGA1283
Thermal Design Power (TDP)	35 Watt	6.1 Watt
Low Halogen Options Available
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Peripherals
Max number of PCIe lanes		8
PCI Express revision		2.0
PCI support
UART