i7-6700K vs Xeon E5-2695 v4

Primary details

Comparing Xeon E5-2695 v4 and Core i7-6700K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	642	1135
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.46	1.07
Market segment	Server	Desktop processor
Series	Intel Xeon E5	Intel Core i7 (Desktop)
Power efficiency	9.41	5.85
Architecture codename	Broadwell (2015−2019)	Skylake (2015−2016)
Release date	20 June 2016 (8 years ago)	1 September 2015 (9 years ago)
Launch price (MSRP)	$2,424	$339

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5-2695 v4 has 130% better value for money than i7-6700K.

Detailed specifications

Xeon E5-2695 v4 and Core i7-6700K 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	18 (Octadeca-Core)	4 (Quad-Core)
Threads	36	8
Base clock speed	2.1 GHz	4 GHz
Boost clock speed	3.3 GHz	4.2 GHz
Bus type	QPI	DMI 3.0
Bus rate	2 × 9.6 GT/s	4 × 8 GT/s
Multiplier	21	40
L1 cache	no data	256 KB
L2 cache	4.5 MB	1 MB
L3 cache	45 MB	8 MB (shared)
Chip lithography	14 nm	14 nm
Die size	456.12 mm2	122 mm2
Maximum core temperature	84 °C	no data
Maximum case temperature (TCase)	no data	64 °C
Number of transistors	7200 Million	1750 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Xeon E5-2695 v4 and Core i7-6700K 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	2 (Multiprocessor)	1 (Uniprocessor)
Socket	FCLGA2011	FCLGA1151
Power consumption (TDP)	120 Watt	91 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2695 v4 and Core i7-6700K. 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	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-2695 v4 and Core i7-6700K technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
Secure Key	+	+
MPX	-	+
Identity Protection	-	+
SGX	no data	Yes with Intel® ME
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2695 v4 and Core i7-6700K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2695 v4 and Core i7-6700K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400	DDR3, DDR4
Maximum memory size	1.5 TB	64 GB
Max memory channels	4	2
Maximum memory bandwidth	76.8 GB/s	34.134 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel HD Graphics 530
Max video memory	no data	64 GB
Quick Sync Video	-	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.15 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Xeon E5-2695 v4 and Core i7-6700K integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Xeon E5-2695 v4 and Core i7-6700K integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2304@24Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	4096x2304@60Hz
Max resolution over VGA	no data	N/A

Graphics API support

APIs supported by Xeon E5-2695 v4 and Core i7-6700K integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2695 v4 and Core i7-6700K.

PCIe version	3.0	3.0
PCI Express lanes	40	16

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	12.16	5.73
Recency	20 June 2016	1 September 2015
Physical cores	18	4
Threads	36	8
Power consumption (TDP)	120 Watt	91 Watt

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Should you still have questions on choice between Xeon E5-2695 v4 and Core i7-6700K, ask them in Comments section, and we shall answer.

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