Intel Xeon E5-4660 v3 vs Intel Xeon E3-1240 v5

Comparative analysis of Intel Xeon E5-4660 v3 and Intel Xeon E3-1240 v5 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality. 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 E3-1240 v5

Differences

Reasons to consider the Intel Xeon E5-4660 v3

10 more cores, run more applications at once: 14 vs 4
20 more threads: 28 vs 8
12x more maximum memory size: 768 GB vs 64 GB
Around 73% better performance in PassMark - CPU mark: 14256 vs 8254

Specifications (specs)
Number of cores	14 vs 4
Number of threads	28 vs 8
Maximum memory size	768 GB vs 64 GB
Max number of CPUs in a configuration	4 vs 1
Benchmarks
PassMark - CPU mark	14256 vs 8254

Reasons to consider the Intel Xeon E3-1240 v5

Around 34% higher clock speed: 3.90 GHz vs 2.90 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 50% lower typical power consumption: 80 Watt vs 120 Watt
Around 47% better performance in PassMark - Single thread mark: 2295 vs 1558

Specifications (specs)
Maximum frequency	3.90 GHz vs 2.90 GHz
Manufacturing process technology	14 nm vs 22 nm
Thermal Design Power (TDP)	80 Watt vs 120 Watt
Benchmarks
PassMark - Single thread mark	2295 vs 1558

Compare benchmarks

CPU 1: Intel Xeon E5-4660 v3
CPU 2: Intel Xeon E3-1240 v5

PassMark - Single thread mark

CPU 1

CPU 2

1558

2295

PassMark - CPU mark

CPU 1

CPU 2

14256

8254

Name	Intel Xeon E5-4660 v3	Intel Xeon E3-1240 v5
PassMark - Single thread mark	1558	2295
PassMark - CPU mark	14256	8254
Geekbench 4 - Single Core		1019
Geekbench 4 - Multi-Core		4008

Compare specifications (specs)

	Intel Xeon E5-4660 v3	Intel Xeon E3-1240 v5
Essentials
Architecture codename	Haswell	Skylake
Launch date	Q2'15	Q4'15
Place in performance rating	1270	1271
Processor Number	E5-4660V3	E3-1240V5
Series	Intel® Xeon® Processor E5 v3 Family	Intel® Xeon® Processor E3 v5 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.10 GHz	3.50 GHz
Bus Speed	9.6 GT/s QPI	8 GT/s DMI3
Manufacturing process technology	22 nm	14 nm
Maximum core temperature	82.5°C
Maximum frequency	2.90 GHz	3.90 GHz
Number of cores	14	4
Number of QPI Links	2
Number of threads	28	8
VID voltage range		0.55V-1.52V
Memory
Max memory channels	4	2
Maximum memory bandwidth	68 GB/s	34.1 GB/s
Maximum memory size	768 GB	64 GB
Supported memory types	DDR4	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	1
Package Size	52.5mm x 51mm	37.5mm x 37.5mm
Sockets supported	FCLGA2011-3	FCLGA1151
Thermal Design Power (TDP)	120 Watt	80 Watt
Peripherals
Max number of PCIe lanes	40	16
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	1x16, 2x8, 1x8+2x4
Scalability	4S	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, 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
Thermal Monitoring
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)
Graphics
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Graphics interfaces
Number of displays supported		0
Graphics image quality
4K resolution support