i7-990X Extreme Edition vs i9-14900HX

Primary details

Comparing Core i9-14900HX and Core i7-990X Extreme Edition processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	155	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Raptor Lake-HX	Intel Core i7EE
Power efficiency	49.57	no data
Architecture codename	Raptor Lake-HX Refresh (2024)	Westmere (2010−2011)
Release date	8 January 2024 (less than a year ago)	13 February 2011 (13 years ago)

Detailed specifications

Core i9-14900HX and Core i7-990X Extreme Edition 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	24 (Tetracosa-Core)	6 (Hexa-Core)
Threads	32	12
Base clock speed	2.2 GHz	no data
Boost clock speed	5.7 GHz	3.46 GHz
Bus type	no data	QPI
Bus rate	157 MHz	6.4 GT/s
Multiplier	no data	26
L1 cache	80 KB (per core)	no data
L2 cache	2 MB (per core)	1.5 MB
L3 cache	36 MB (shared)	12 MB
Chip lithography	Intel 7 nm	32 nm
Die size	257 mm2	239 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	no data	-
Unlocked multiplier	+	-

Compatibility

Information on Core i9-14900HX and Core i7-990X Extreme Edition 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 (Uniprocessor)
Socket	FCBGA1964	no data
Power consumption (TDP)	55 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-14900HX and Core i7-990X Extreme Edition. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-

Security technologies

Core i9-14900HX and Core i7-990X Extreme Edition technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-14900HX and Core i7-990X Extreme Edition are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-14900HX and Core i7-990X Extreme Edition. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR5	no data
Maximum memory size	192 GB	24 GB
Max memory channels	2	no data
Maximum memory bandwidth	89.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 14th Gen Intel® Processors	no data
Quick Sync Video	+	-
Graphics max frequency	1.65 GHz	no data
Execution Units	32	no data

Graphics interfaces

Available interfaces and connections of Core i9-14900HX and Core i7-990X Extreme Edition integrated GPUs.

Number of displays supported

4

no data

Graphics image quality

Maximum display resolutions supported by Core i9-14900HX and Core i7-990X Extreme Edition integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2160 @ 60Hz	no data
Max resolution over eDP	5120 x 3200 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	no data

Graphics API support

APIs supported by Core i9-14900HX and Core i7-990X Extreme Edition integrated GPUs, sometimes API versions are included.

DirectX	12.1	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core i9-14900HX and Core i7-990X Extreme Edition.

PCIe version	5.0 and 4.0	no data
PCI Express lanes	16	no data

Pros & cons summary

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Recency	8 January 2024	13 February 2011
Physical cores	24	6
Threads	32	12
Power consumption (TDP)	55 Watt	130 Watt

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