Core i7-5820K vs Core i7-8700T

General info

Comparing Core i7-8700T and Core i7-5820K processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	941	964
Place by popularity	not in top-100	not in top-100
Value for money	9.81	3.17
Market segment	Desktop processor	Desktop processor
Series	Intel Core i7	no data
Architecture codename	Coffee Lake (2017−2019)	Haswell-E (2014)
Release date	2 April 2018 (6 years old)	1 September 2014 (9 years old)
Launch price (MSRP)	$303	$410
Current price	$220 (0.7x MSRP)	$181 (0.4x MSRP)

Value for money

Performance per price, higher is better.

i7-8700T has 209% better value for money than i7-5820K.

Technical specs

Core i7-8700T and Core i7-5820K 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	6 (Hexa-Core)	6 (Hexa-Core)
Threads	12	12
Base clock speed	2.4 GHz	3.3 GHz
Boost clock speed	4 GHz	3.6 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	12 MB (shared)	15 MB (shared)
Chip lithography	14 nm	22 nm
Die size	149 mm2	356 mm2
Maximum core temperature	100 °C	67 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	2,600 million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	Yes

Compatibility

Information on Core i7-8700T and Core i7-5820K 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	1
Socket	FCLGA1151	FCLGA2011
Power consumption (TDP)	35 Watt	140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8700T and Core i7-5820K. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	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	+	+
SIPP	+	no data
Smart Response	no data	+
Demand Based Switching	no data	-
Status	Launched	Discontinued

Security technologies

Core i7-8700T and Core i7-5820K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8700T and Core i7-5820K are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8700T and Core i7-5820K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4
Maximum memory size	128 GB	64 GB
Max memory channels	2	4
Maximum memory bandwidth	41.6 GB/s	68 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 630	no data
Max video memory	64 GB	no data
Quick Sync Video	+	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-8700T and Core i7-5820K integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-8700T and Core i7-5820K integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2304@24Hz	no data
Max resolution over eDP	4096 x 2304@60Hz	no data
Max resolution over DisplayPort	4096 x 2304@60Hz	no data

Graphics API support

APIs supported by Core i7-8700T and Core i7-5820K integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-8700T and Core i7-5820K.

PCIe version	3.0	3.0
PCI Express lanes	16	28

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.

Core i7-8700T outperforms Core i7-5820K by 3% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	6.66	6.44
Recency	2 April 2018	1 September 2014
Cost	$303	$410
Chip lithography	14 nm	22 nm
Power consumption (TDP)	35 Watt	140 Watt

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Should you still have questions on choice between Core i7-8700T and Core i7-5820K, ask them in Comments section, and we shall answer.

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