Intel Xeon E5-4640 v3 vs Intel Xeon E5-4627 v3

Comparative analysis of Intel Xeon E5-4640 v3 and Intel Xeon E5-4627 v3 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 E5-4640 v3

Intel Xeon E5-4627 v3

Differences

Reasons to consider the Intel Xeon E5-4640 v3

2 more cores, run more applications at once: 12 vs 10
14 more threads: 24 vs 10
Around 29% lower typical power consumption: 105 Watt vs 135 Watt

Number of cores	12 vs 10
Number of threads	24 vs 10
Thermal Design Power (TDP)	105 Watt vs 135 Watt

Reasons to consider the Intel Xeon E5-4627 v3

Around 23% higher clock speed: 3.20 GHz vs 2.60 GHz
Around 11% higher maximum core temperature: 86.4°C vs 77.6°C
Around 14% better performance in PassMark - Single thread mark: 1722 vs 1514
Around 96% better performance in PassMark - CPU mark: 20294 vs 10372

Specifications (specs)
Maximum frequency	3.20 GHz vs 2.60 GHz
Maximum core temperature	86.4°C vs 77.6°C
Benchmarks
PassMark - Single thread mark	1722 vs 1514
PassMark - CPU mark	20294 vs 10372

Compare benchmarks

CPU 1: Intel Xeon E5-4640 v3
CPU 2: Intel Xeon E5-4627 v3

PassMark - Single thread mark

CPU 1

CPU 2

1514

1722

PassMark - CPU mark

CPU 1

CPU 2

10372

20294

Name	Intel Xeon E5-4640 v3	Intel Xeon E5-4627 v3
PassMark - Single thread mark	1514	1722
PassMark - CPU mark	10372	20294

Compare specifications (specs)

	Intel Xeon E5-4640 v3	Intel Xeon E5-4627 v3
Essentials
Architecture codename	Haswell	Haswell
Launch date	Q2'15	Q2'15
Place in performance rating	1486	1160
Processor Number	E5-4640V3	E5-4627V3
Series	Intel® Xeon® Processor E5 v3 Family	Intel® Xeon® Processor E5 v3 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	1.90 GHz	2.60 GHz
Bus Speed	8 GT/s QPI	8 GT/s QPI
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	77.6°C	86.4°C
Maximum frequency	2.60 GHz	3.20 GHz
Number of cores	12	10
Number of QPI Links	2	2
Number of threads	24	10
Memory
Max memory channels	4	4
Maximum memory bandwidth	68 GB/s	68 GB/s
Maximum memory size	768 GB	768 GB
Supported memory types	DDR4	DDR4
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	4
Package Size	52.5mm x 51mm	52.5mm x 45mm
Sockets supported	FCLGA2011-3	FCLGA2011-3
Thermal Design Power (TDP)	105 Watt	135 Watt
Peripherals
Max number of PCIe lanes	40	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	x4, x8, x16
Scalability	4S	4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Instruction Replay 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)