Core i9-9900X vs Core i7-6700HQ

Primary details

Comparing Core i7-6700HQ and Core i9-9900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1310	487
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	13.73
Market segment	Laptop	Desktop processor
Series	Intel Core i7	Intel Core i9
Architecture codename	Skylake (2015−2016)	Skylake (server) (2017−2019)
Release date	1 September 2015 (8 years ago)	19 October 2018 (5 years ago)
Launch price (MSRP)	$378	$989
Current price	$604 (1.6x MSRP)	$468 (0.5x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-6700HQ and Core i9-9900X 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)	10 (Deca-Core)
Threads	8	20
Base clock speed	2.6 GHz	3.5 GHz
Boost clock speed	3.5 GHz	4.5 GHz
Bus support	no data	4 × 8 GT/s
L1 cache	256 KB	64 KB (per core)
L2 cache	1 MB	1 MB (per core)
L3 cache	6 MB	19.25 MB (shared)
Chip lithography	14 nm	14 nm
Die size	122 mm2	no data
Maximum core temperature	100 °C	92 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Core i7-6700HQ and Core i9-9900X 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	FCBGA1440	FCLGA2066
Power consumption (TDP)	45 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700HQ and Core i9-9900X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
SIPP	-	no data
Smart Response	+	no data
Turbo Boost Max 3.0	no data	+
Status	Discontinued	Discontinued

Security technologies

Core i7-6700HQ and Core i9-9900X technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6700HQ and Core i9-9900X are enumerated here.

AMD-V	+	no data
VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700HQ and Core i9-9900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR4-2666
Maximum memory size	64 GB	128 GB
Max memory channels	2	4
Maximum memory bandwidth	34.1 GB/s	85 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 530	N/A
Max video memory	64 GB	no data
Quick Sync Video	+	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.05 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-6700HQ and Core i9-9900X 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 i7-6700HQ and Core i9-9900X integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Core i7-6700HQ and Core i9-9900X 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 i7-6700HQ and Core i9-9900X.

PCIe version	3.0	3.0
PCI Express lanes	16	44

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 i9-9900X outperforms Core i7-6700HQ by 234% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	4.22	14.10
Recency	1 September 2015	19 October 2018
Physical cores	4	10
Threads	8	20
Cost	$378	$989
Power consumption (TDP)	45 Watt	165 Watt

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Should you still have questions on choice between Core i7-6700HQ and Core i9-9900X, ask them in Comments section, and we shall answer.

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