Intel Xeon E5-1660 v3 vs Intel Xeon E3-1270 v6

Comparative analysis of Intel Xeon E5-1660 v3 and Intel Xeon E3-1270 v6 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 E5-1660 v3

Intel Xeon E3-1270 v6

Differences

Reasons to consider the Intel Xeon E5-1660 v3

4 more cores, run more applications at once: 8 vs 4
8 more threads: 16 vs 8
12x more maximum memory size: 768 GB vs 64 GB
Around 40% better performance in PassMark - CPU mark: 12486 vs 8931
Around 82% better performance in Geekbench 4 - Multi-Core: 7564 vs 4150

Specifications (specs)
Number of cores	8 vs 4
Number of threads	16 vs 8
Maximum memory size	768 GB vs 64 GB
Benchmarks
PassMark - CPU mark	12486 vs 8931
Geekbench 4 - Multi-Core	7564 vs 4150

Reasons to consider the Intel Xeon E3-1270 v6

Around 20% higher clock speed: 4.20 GHz vs 3.50 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 94% lower typical power consumption: 72 Watt vs 140 Watt
Around 24% better performance in PassMark - Single thread mark: 2458 vs 1975
Around 15% better performance in Geekbench 4 - Single Core: 1042 vs 907

Specifications (specs)
Maximum frequency	4.20 GHz vs 3.50 GHz
Manufacturing process technology	14 nm vs 22 nm
Thermal Design Power (TDP)	72 Watt vs 140 Watt
Benchmarks
PassMark - Single thread mark	2458 vs 1975
Geekbench 4 - Single Core	1042 vs 907

Compare benchmarks

CPU 1: Intel Xeon E5-1660 v3
CPU 2: Intel Xeon E3-1270 v6

PassMark - Single thread mark

CPU 1

CPU 2

1975

2458

PassMark - CPU mark

CPU 1

CPU 2

12486

8931

Geekbench 4 - Single Core

CPU 1

CPU 2

907

1042

Geekbench 4 - Multi-Core

CPU 1

CPU 2

7564

4150

Name	Intel Xeon E5-1660 v3	Intel Xeon E3-1270 v6
PassMark - Single thread mark	1975	2458
PassMark - CPU mark	12486	8931
Geekbench 4 - Single Core	907	1042
Geekbench 4 - Multi-Core	7564	4150

Compare specifications (specs)

	Intel Xeon E5-1660 v3	Intel Xeon E3-1270 v6
Essentials
Architecture codename	Haswell	Kaby Lake
Launch date	Q3'14	Q1'17
Place in performance rating	1294	1280
Processor Number	E5-1660V3	E3-1270V6
Series	Intel® Xeon® Processor E5 v3 Family	Intel® Xeon® Processor E3 v6 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.00 GHz	3.80 GHz
Bus Speed	0 GT/s QPI	8 GT/s DMI3
Manufacturing process technology	22 nm	14 nm
Maximum core temperature	65.9°C
Maximum frequency	3.50 GHz	4.20 GHz
Number of cores	8	4
Number of QPI Links	0
Number of threads	16	8
VID voltage range	0.65–1.30V	0.55V-1.52V
Memory
Max memory channels	4	2
Maximum memory bandwidth	68 GB/s	37.5 GB/s
Maximum memory size	768 GB	64 GB
Supported memory types	DDR4 1333/1600/1866/2133	DDR4-2400, DDR3L-1866
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	52.5mm x 45.0 mm	37.5mm x 37.5mm
Sockets supported	FCLGA2011-3	FCLGA1151
Thermal Design Power (TDP)	140 Watt	72 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	1S Only	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
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® 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
Thermal Monitoring
Intel® Optane™ Memory Supported
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