i7-5557U vs Xeon E5-1660 v4

Primary details

Comparing Xeon E5-1660 v4 and Core i7-5557U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	887	1950
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.76	no data
Market segment	Server	Laptop
Series	Intel Xeon E5	Intel Core i7
Power efficiency	5.76	6.59
Architecture codename	Broadwell-EP (2016)	Broadwell-U (2015)
Release date	20 June 2016 (8 years ago)	1 March 2015 (9 years ago)
Launch price (MSRP)	$1,113	$426

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-1660 v4 and Core i7-5557U basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	8 (Octa-Core)	2 (Dual-core)
Threads	16	4
Base clock speed	3.2 GHz	3.1 GHz
Boost clock speed	3.8 GHz	3.4 GHz
Bus type	DMI 2.0	no data
Bus rate	5 GT/s	5 GT/s
Multiplier	32	no data
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	256K (per core)
L3 cache	20 MB (shared)	4 MB (shared)
Chip lithography	14 nm	14 nm
Die size	246.24 mm2	133 mm2
Maximum core temperature	no data	105 °C
Maximum case temperature (TCase)	70 °C	105 °C
Number of transistors	3,400 million	1900 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-1660 v4 and Core i7-5557U compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	1
Socket	FCLGA2011	FCBGA1168
Power consumption (TDP)	140 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-1660 v4 and Core i7-5557U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	+
Smart Response	no data	+
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	+	no data
FDI	no data	+
Fast Memory Access	no data	+

Security technologies

Xeon E5-1660 v4 and Core i7-5557U technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
Secure Key	+	+
Identity Protection	+	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-1660 v4 and Core i7-5557U are enumerated here.

AMD-V	-	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-1660 v4 and Core i7-5557U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400	DDR3
Maximum memory size	1.5 TB	16 GB
Max memory channels	4	2
Maximum memory bandwidth	76.8 GB/s	25.6 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel Iris Graphics 6100
Max video memory	no data	16 GB
Quick Sync Video	-	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.1 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Xeon E5-1660 v4 and Core i7-5557U integrated GPUs.

Number of displays supported	no data	3
eDP	no data	+
DisplayPort	-	+
HDMI	-	+

Graphics image quality

Maximum display resolutions supported by Xeon E5-1660 v4 and Core i7-5557U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	2560x1600@60Hz
Max resolution over DisplayPort	no data	3840x2160@60Hz

Graphics API support

APIs supported by Xeon E5-1660 v4 and Core i7-5557U integrated GPUs, sometimes API versions are included.

DirectX	no data	11.2/12
OpenGL	no data	4.3

Peripherals

Specifications and connection of peripherals supported by Xeon E5-1660 v4 and Core i7-5557U.

PCIe version	3.0	2.0
PCI Express lanes	40	12

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	8.57	1.96
Recency	20 June 2016	1 March 2015
Physical cores	8	2
Threads	16	4
Power consumption (TDP)	140 Watt	28 Watt

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Should you still have questions on choice between Xeon E5-1660 v4 and Core i7-5557U, ask them in Comments section, and we shall answer.

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