Intel Xeon E5-4640 v4 vs Intel Xeon E5-4627 v4

Comparative analysis of Intel Xeon E5-4640 v4 and Intel Xeon E5-4627 v4 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 v4

Intel Xeon E5-4627 v4

Differences

Reasons to consider the Intel Xeon E5-4640 v4

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
Around 1% better performance in PassMark - CPU mark: 22559 vs 22336

Specifications (specs)
Number of cores	12 vs 10
Number of threads	24 vs 10
Thermal Design Power (TDP)	105 Watt vs 135 Watt
Benchmarks
PassMark - CPU mark	22559 vs 22336

Reasons to consider the Intel Xeon E5-4627 v4

Around 23% higher clock speed: 3.20 GHz vs 2.60 GHz
Around 3% higher maximum core temperature: 82 vs 80
Around 24% better performance in PassMark - Single thread mark: 1951 vs 1573

Specifications (specs)
Maximum frequency	3.20 GHz vs 2.60 GHz
Maximum core temperature	82 vs 80
Benchmarks
PassMark - Single thread mark	1951 vs 1573

Compare benchmarks

CPU 1: Intel Xeon E5-4640 v4
CPU 2: Intel Xeon E5-4627 v4

PassMark - Single thread mark

CPU 1

CPU 2

1573

1951

PassMark - CPU mark

CPU 1

CPU 2

22559

22336

Name	Intel Xeon E5-4640 v4	Intel Xeon E5-4627 v4
PassMark - Single thread mark	1573	1951
PassMark - CPU mark	22559	22336

Compare specifications (specs)

	Intel Xeon E5-4640 v4	Intel Xeon E5-4627 v4
Essentials
Architecture codename	Broadwell	Broadwell
Launch date	Q2'16	Q2'16
Place in performance rating	1250	1052
Processor Number	E5-4640V4	E5-4627V4
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® Processor E5 v4 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.10 GHz	2.60 GHz
Bus Speed	8 GT/s QPI	8 GT/s QPI
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	80	82
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	1.5 TB	1.5 TB
Supported memory types	DDR4	DDR4
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	4
Package Size	45mm x 52.5mm	45mm x 52.5mm
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)