Intel Xeon E5-2648L vs AMD Phenom II X2 X640 BE

Comparative analysis of Intel Xeon E5-2648L and AMD Phenom II X2 X640 BE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon E5-2648L

AMD Phenom II X2 X640 BE

Differences

Reasons to consider the Intel Xeon E5-2648L

CPU is newer: launch date 9 month(s) later
6 more cores, run more applications at once: 8 vs 2
14 more threads: 16 vs 2
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
8.5x better performance in PassMark - CPU mark: 9940 vs 1165

Specifications (specs)
Launch date	March 2012 vs 12 May 2011
Number of cores	8 vs 2
Number of threads	16 vs 2
Manufacturing process technology	32 nm vs 45 nm
L1 cache	64 KB (per core) vs 256 KB
Benchmarks
PassMark - CPU mark	9940 vs 1165

Reasons to consider the AMD Phenom II X2 X640 BE

Around 52% higher clock speed: 3.2 GHz vs 2.10 GHz
Around 56% lower typical power consumption: 45 Watt vs 70 Watt
Around 27% better performance in PassMark - Single thread mark: 1142 vs 899

Specifications (specs)
Maximum frequency	3.2 GHz vs 2.10 GHz
Thermal Design Power (TDP)	45 Watt vs 70 Watt
Benchmarks
PassMark - Single thread mark	1142 vs 899

Compare benchmarks

CPU 1: Intel Xeon E5-2648L
CPU 2: AMD Phenom II X2 X640 BE

PassMark - Single thread mark

CPU 1

CPU 2

899

1142

PassMark - CPU mark

CPU 1

CPU 2

9940

1165

Name	Intel Xeon E5-2648L	AMD Phenom II X2 X640 BE
PassMark - Single thread mark	899	1142
PassMark - CPU mark	9940	1165

Compare specifications (specs)

	Intel Xeon E5-2648L	AMD Phenom II X2 X640 BE
Essentials
Architecture codename	Sandy Bridge EP	Champlain
Launch date	March 2012	12 May 2011
Place in performance rating	2149	2143
Processor Number	E5-2648L
Series	Intel® Xeon® Processor E5 Family	2x AMD Phenom II
Status	Launched
Vertical segment	Embedded	Laptop
Performance
64 bit support
Base frequency	1.80 GHz
Bus Speed	8 GT/s QPI
Die size	435 mm
L1 cache	64 KB (per core)	256 KB
L2 cache	256 KB (per core)	2 MB
L3 cache	20480 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum frequency	2.10 GHz	3.2 GHz
Number of cores	8	2
Number of QPI Links	2
Number of threads	16	2
Transistor count	2270 million
Front-side bus (FSB)		3600 MHz
Memory
ECC memory support
Max memory channels	4
Maximum memory size	384 GB
Supported memory types	DDR3 800/1066/1333/1600
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2
Sockets supported	FCLGA2011	S1
Thermal Design Power (TDP)	70 Watt	45 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0
PCIe configurations	Gen 3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	1
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
VirusProtect
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)