Intel Xeon E5-4660 v3 vs Intel Xeon E5-2660 v3

Comparative analysis of Intel Xeon E5-4660 v3 and Intel Xeon E5-2660 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E5-4660 v3

Intel Xeon E5-2660 v3

Differences

Reasons to consider the Intel Xeon E5-4660 v3

4 more cores, run more applications at once: 14 vs 10
8 more threads: 28 vs 20
Around 4% higher maximum core temperature: 82.5°C vs 79°C

Number of cores	14 vs 10
Number of threads	28 vs 20
Maximum core temperature	82.5°C vs 79°C
Max number of CPUs in a configuration	4 vs 2

Reasons to consider the Intel Xeon E5-2660 v3

Around 14% higher clock speed: 3.30 GHz vs 2.90 GHz
Around 14% lower typical power consumption: 105 Watt vs 120 Watt
Around 16% better performance in PassMark - Single thread mark: 1804 vs 1558
Around 55% better performance in PassMark - CPU mark: 22108 vs 14256

Specifications (specs)
Maximum frequency	3.30 GHz vs 2.90 GHz
Thermal Design Power (TDP)	105 Watt vs 120 Watt
Benchmarks
PassMark - Single thread mark	1804 vs 1558
PassMark - CPU mark	22108 vs 14256

Compare benchmarks

CPU 1: Intel Xeon E5-4660 v3
CPU 2: Intel Xeon E5-2660 v3

PassMark - Single thread mark

CPU 1

CPU 2

1558

1804

PassMark - CPU mark

CPU 1

CPU 2

14256

22108

Name	Intel Xeon E5-4660 v3	Intel Xeon E5-2660 v3
PassMark - Single thread mark	1558	1804
PassMark - CPU mark	14256	22108
Geekbench 4 - Single Core		754
Geekbench 4 - Multi-Core		5962

Compare specifications (specs)

	Intel Xeon E5-4660 v3	Intel Xeon E5-2660 v3
Essentials
Architecture codename	Haswell	Haswell
Launch date	Q2'15	Q3'14
Place in performance rating	1361	1370
Processor Number	E5-4660V3	E5-2660V3
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	2.10 GHz	2.60 GHz
Bus Speed	9.6 GT/s QPI	9.6 GT/s QPI
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	82.5°C	79°C
Maximum frequency	2.90 GHz	3.30 GHz
Number of cores	14	10
Number of QPI Links	2	2
Number of threads	28	20
VID voltage range		0.65V–1.30V
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 1600/1866/2133
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	2
Package Size	52.5mm x 51mm	52.5mm x 45mm
Sockets supported	FCLGA2011-3	FCLGA2011-3
Thermal Design Power (TDP)	120 Watt	105 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	2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
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
Intel® Demand Based Switching
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)