i5-520E vs i7-6820EQ

Primary details

Comparing Core i7-6820EQ and Core i5-520E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1332	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.57	no data
Market segment	Laptop	Laptop
Series	Intel Core i7	Intel Core i5
Power efficiency	9.26	no data
Architecture codename	Skylake (2015−2016)	Westmere (2010−2011)
Release date	12 October 2015 (9 years ago)	7 January 2010 (14 years ago)
Launch price (MSRP)	$378	$210

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-6820EQ and Core i5-520E 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	4
Boost clock speed	2.8 GHz	2.4 GHz
Bus type	DMI 3.0	DMI 1.0
Bus rate	4 × 8 GT/s	1 × 2.5 GT/s
Multiplier	28	18
L1 cache	256 KB	128 KB
L2 cache	1 MB	512 KB
L3 cache	8 MB	3 MB
Chip lithography	14 nm	32 nm
Die size	122 mm2	81 mm2
Number of transistors	no data	382 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-6820EQ and Core i5-520E 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 (Uniprocessor)
Power consumption (TDP)	45 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6820EQ and Core i5-520E. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	-	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
TSX	+	-

Security technologies

Core i7-6820EQ and Core i5-520E technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6820EQ and Core i5-520E are enumerated here.

VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6820EQ and Core i5-520E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	LPDDR3-1866	DDR3-1066
Maximum memory size	64 GB	8 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	17.051 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

Intel HD Graphics 530

Intel HD Graphics

Peripherals

Specifications and connection of peripherals supported by Core i7-6820EQ and Core i5-520E.

PCIe version	3.0	2.0
PCI Express lanes	16	16

Pros & cons summary

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Integrated graphics card	2.59	0.77
Recency	12 October 2015	7 January 2010
Physical cores	4	2
Threads	8	4
Chip lithography	14 nm	32 nm
Power consumption (TDP)	45 Watt	35 Watt

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Should you still have questions on choice between Core i7-6820EQ and Core i5-520E, ask them in Comments section, and we shall answer.

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