Intel Xeon E5-2428L v2 vs Intel Xeon E5-4640 v2

Comparative analysis of Intel Xeon E5-2428L v2 and Intel Xeon E5-4640 v2 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 E5-2428L v2

Intel Xeon E5-4640 v2

Differences

Reasons to consider the Intel Xeon E5-2428L v2

Around 19% higher maximum core temperature: 89.2°C vs 75°C
Around 58% lower typical power consumption: 60 Watt vs 95 Watt

Maximum core temperature	89.2°C vs 75°C
Thermal Design Power (TDP)	60 Watt vs 95 Watt

Reasons to consider the Intel Xeon E5-4640 v2

2 more cores, run more applications at once: 10 vs 8
4 more threads: 20 vs 16
Around 17% higher clock speed: 2.70 GHz vs 2.30 GHz
2x more maximum memory size: 768 GB vs 384 GB

Number of cores	10 vs 8
Number of threads	20 vs 16
Maximum frequency	2.70 GHz vs 2.30 GHz
Maximum memory size	768 GB vs 384 GB
Max number of CPUs in a configuration	4 vs 2

Compare benchmarks

CPU 1: Intel Xeon E5-2428L v2
CPU 2: Intel Xeon E5-4640 v2

Name	Intel Xeon E5-2428L v2	Intel Xeon E5-4640 v2
PassMark - Single thread mark		1373
PassMark - CPU mark		19028

Compare specifications (specs)

	Intel Xeon E5-2428L v2	Intel Xeon E5-4640 v2
Essentials
Architecture codename	Ivy Bridge EN	Ivy Bridge EP
Launch date	Q1'14	Q1'14
Place in performance rating	not rated	1396
Processor Number	E5-2428LV2	E5-4640V2
Series	Intel® Xeon® Processor E5 v2 Family	Intel® Xeon® Processor E5 v2 Family
Status	Launched	Launched
Vertical segment	Embedded	Server
Performance
64 bit support
Base frequency	1.80 GHz	2.20 GHz
Bus Speed	7.2 GT/s QPI	8 GT/s QPI
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	89.2°C	75°C
Maximum frequency	2.30 GHz	2.70 GHz
Number of cores	8	10
Number of QPI Links	1	2
Number of threads	16	20
VID voltage range	0.65-1.30V	0.65-1.30V
Memory
Max memory channels	3	4
Maximum memory bandwidth	38.4 GB/s	59.7 GB/s
Maximum memory size	384 GB	768 GB
Supported memory types	DDR3 800/1066/1333/1600	DDR3 800/1066/1333/1600/1866
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	4
Package Size	45mm x 42.5mm	52.5 mm x 45 mm
Sockets supported	FCLGA1356	FCLGA2011
Thermal Design Power (TDP)	60 Watt	95 Watt
Peripherals
Max number of PCIe lanes	24	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	x4, x8, x16
Scalability	2S Only	4S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	46-bit	46-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)