Intel Xeon E5-2637 v3 vs Intel Xeon E5-1660 v2

Comparative analysis of Intel Xeon E5-2637 v3 and Intel Xeon E5-1660 v2 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s).

Intel Xeon E5-2637 v3

Intel Xeon E5-1660 v2

Differences

Reasons to consider the Intel Xeon E5-2637 v3

Around 9% higher maximum core temperature: 76.6°C vs 70°C
3x more maximum memory size: 768 GB vs 256 GB
Around 28% better performance in PassMark - CPU mark: 13176 vs 10268

Specifications (specs)
Maximum core temperature	76.6°C vs 70°C
Maximum memory size	768 GB vs 256 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	13176 vs 10268

Reasons to consider the Intel Xeon E5-1660 v2

2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
Around 8% higher clock speed: 4.00 GHz vs 3.70 GHz
Around 4% lower typical power consumption: 130 Watt vs 135 Watt
Around 3% better performance in PassMark - Single thread mark: 2101 vs 2047
Around 10% better performance in Geekbench 4 - Single Core: 816 vs 740
Around 53% better performance in Geekbench 4 - Multi-Core: 4969 vs 3248

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 8
Maximum frequency	4.00 GHz vs 3.70 GHz
Thermal Design Power (TDP)	130 Watt vs 135 Watt
Benchmarks
PassMark - Single thread mark	2101 vs 2047
Geekbench 4 - Single Core	816 vs 740
Geekbench 4 - Multi-Core	4969 vs 3248

Compare benchmarks

CPU 1: Intel Xeon E5-2637 v3
CPU 2: Intel Xeon E5-1660 v2

PassMark - Single thread mark

CPU 1

CPU 2

2047

2101

PassMark - CPU mark

CPU 1

CPU 2

13176

10268

Geekbench 4 - Single Core

CPU 1

CPU 2

740

816

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3248

4969

Name	Intel Xeon E5-2637 v3	Intel Xeon E5-1660 v2
PassMark - Single thread mark	2047	2101
PassMark - CPU mark	13176	10268
Geekbench 4 - Single Core	740	816
Geekbench 4 - Multi-Core	3248	4969
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		12.593

Compare specifications (specs)

	Intel Xeon E5-2637 v3	Intel Xeon E5-1660 v2
Essentials
Architecture codename	Haswell	Ivy Bridge EP
Launch date	Q3'14	September 2013
Place in performance rating	1521	1527
Processor Number	E5-2637V3	E5-1660V2
Series	Intel® Xeon® Processor E5 v3 Family	Intel® Xeon® Processor E5 v2 Family
Status	Launched	Launched
Vertical segment	Server	Server
Launch price (MSRP)		$1,809
Price now		$1,808.95
Value for money (0-100)		2.23
Performance
64 bit support
Base frequency	3.50 GHz	3.70 GHz
Bus Speed	9.6 GT/s QPI	0 GT/s QPI
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	76.6°C	70°C
Maximum frequency	3.70 GHz	4.00 GHz
Number of cores	4	6
Number of QPI Links	2	0
Number of threads	8	12
VID voltage range	0.65V–1.30V	0.65–1.30V
Die size		160 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		15360 KB (shared)
Transistor count		1400 million
Memory
Max memory channels	4	4
Maximum memory bandwidth	68 GB/s	59.7 GB/s
Maximum memory size	768 GB	256 GB
Supported memory types	DDR4 1600/1866/2133	DDR3 800/1066/1333/1600/1866
ECC memory support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	52.5mm x 45mm	52.5mm x 45.0 mm
Sockets supported	FCLGA2011-3	FCLGA2011
Thermal Design Power (TDP)	135 Watt	130 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	1S Only
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® AVX
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
Intel® Advanced Vector Extensions (AVX)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)