i9-14900KF vs Pentium Gold 6405U

Primary details

Comparing Pentium Gold 6405U and Core i9-14900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2043	83
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	66.64
Market segment	Laptop	Desktop processor
Series	Intel Comet Lake	no data
Power efficiency	10.79	28.21
Architecture codename	Comet Lake-U (2019−2020)	Raptor Lake-R (2023−2024)
Release date	31 October 2019 (5 years ago)	17 October 2023 (1 year ago)
Launch price (MSRP)	$161	$564

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium Gold 6405U and Core i9-14900KF 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	2 (Dual-core)	24 (Tetracosa-Core)
Threads	4	32
Base clock speed	2.4 GHz	3.2 GHz
Boost clock speed	2.4 GHz	5.8 GHz
Bus rate	4 GT/s	no data
L1 cache	256 KB	80 KB (per core)
L2 cache	1 MB	2 MB (per core)
L3 cache	2 MB	36 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	no data	257 mm2
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Pentium Gold 6405U and Core i9-14900KF 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	FCBGA1528	FCLGA1700
Power consumption (TDP)	15 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Gold 6405U and Core i9-14900KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	-	+

Security technologies

Pentium Gold 6405U and Core i9-14900KF technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium Gold 6405U and Core i9-14900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium Gold 6405U and Core i9-14900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-5600, DDR4-3200
Maximum memory size	64 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	37.5 GB/s	89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics for 10th Gen Intel Processors	N/A
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	no data

Graphics interfaces

Available interfaces and connections of Pentium Gold 6405U and Core i9-14900KF integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Pentium Gold 6405U and Core i9-14900KF 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

Graphics API support

APIs supported by Pentium Gold 6405U and Core i9-14900KF integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Pentium Gold 6405U and Core i9-14900KF.

PCIe version	2.0	5.0 and 4.0
PCI Express lanes	12	16

Pros & cons summary

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Performance score	1.72	37.45
Recency	31 October 2019	17 October 2023
Physical cores	2	24
Threads	4	32
Power consumption (TDP)	15 Watt	125 Watt

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Should you still have questions on choice between Pentium Gold 6405U and Core i9-14900KF, ask them in Comments section, and we shall answer.

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