Intel Xeon E5-2660 v4 vs Intel Xeon E5-2643 v4

Comparative analysis of Intel Xeon E5-2660 v4 and Intel Xeon E5-2643 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E5-2660 v4

Intel Xeon E5-2643 v4

Differences

Reasons to consider the Intel Xeon E5-2660 v4

8 more cores, run more applications at once: 14 vs 6
16 more threads: 28 vs 12
Around 5% higher maximum core temperature: 79°C vs 75°C
Around 29% lower typical power consumption: 105 Watt vs 135 Watt
Around 31% better performance in PassMark - CPU mark: 26403 vs 20122
Around 28% better performance in Geekbench 4 - Multi-Core: 25358 vs 19860

Specifications (specs)
Number of cores	14 vs 6
Number of threads	28 vs 12
Maximum core temperature	79°C vs 75°C
Thermal Design Power (TDP)	105 Watt vs 135 Watt
Benchmarks
PassMark - CPU mark	26403 vs 20122
Geekbench 4 - Multi-Core	25358 vs 19860

Reasons to consider the Intel Xeon E5-2643 v4

Around 16% higher clock speed: 3.70 GHz vs 3.20 GHz
Around 19% better performance in PassMark - Single thread mark: 2271 vs 1906
Around 10% better performance in Geekbench 4 - Single Core: 3707 vs 3364

Specifications (specs)
Maximum frequency	3.70 GHz vs 3.20 GHz
Benchmarks
PassMark - Single thread mark	2271 vs 1906
Geekbench 4 - Single Core	3707 vs 3364

Compare benchmarks

CPU 1: Intel Xeon E5-2660 v4
CPU 2: Intel Xeon E5-2643 v4

PassMark - Single thread mark

CPU 1

CPU 2

1906

2271

PassMark - CPU mark

CPU 1

CPU 2

26403

20122

Geekbench 4 - Single Core

CPU 1

CPU 2

3364

3707

Geekbench 4 - Multi-Core

CPU 1

CPU 2

25358

19860

Name	Intel Xeon E5-2660 v4	Intel Xeon E5-2643 v4
PassMark - Single thread mark	1906	2271
PassMark - CPU mark	26403	20122
Geekbench 4 - Single Core	3364	3707
Geekbench 4 - Multi-Core	25358	19860

Compare specifications (specs)

	Intel Xeon E5-2660 v4	Intel Xeon E5-2643 v4
Essentials
Architecture codename	Broadwell	Broadwell
Launch date	Q1'16	Q1'16
Place in performance rating	234	259
Processor Number	E5-2660V4	E5-2643V4
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	2.00 GHz	3.40 GHz
Bus Speed	9.6 GT/s QPI	9.6 GT/s QPI
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	79°C	75°C
Maximum frequency	3.20 GHz	3.70 GHz
Number of cores	14	6
Number of QPI Links	2	2
Number of threads	28	12
VID voltage range		0
Memory
Max memory channels	4	4
Maximum memory bandwidth	76.8 GB/s	76.8 GB/s
Supported memory types	DDR4 1600/1866/2133/2400	DDR4 1600/1866/2133/2400
Maximum memory size		1.5 TB
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
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	2S	2S
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® AVX2	Intel® AVX2
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
Intel® vPro™ Platform Eligibility
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)