Ultra 5 245HX vs Pentium 4405U

Primary details

Comparing Pentium 4405U and Core Ultra 5 245HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2294	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Pentium	no data
Power efficiency	8.39	no data
Architecture codename	Skylake (2015−2016)	no data
Release date	1 September 2015 (9 years ago)	1 January 2025 (less than a year ago)
Launch price (MSRP)	$161	no data

Detailed specifications

Pentium 4405U and Core Ultra 5 245HX 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)	14 (Tetradeca-Core)
Performance-cores	no data	6
Efficient-cores	no data	8
Threads	4	14
Base clock speed	2.1 GHz	no data
Boost clock speed	2.1 GHz	5.1 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	no data
Multiplier	21	no data
L1 cache	128 KB	no data
L2 cache	512 KB	no data
L3 cache	2 MB	24 MB
Chip lithography	14 nm	no data
Die size	98.57 mm2	no data
Maximum core temperature	100 °C	no data
Number of transistors	1750 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Pentium 4405U and Core Ultra 5 245HX 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)	no data
Socket	FCBGA1356	FCBGA2114
Power consumption (TDP)	15 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 4405U and Core Ultra 5 245HX. 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	no data	+
My WiFi	+	no data
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	+	no data
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	-	+
Smart Response	+	no data
Turbo Boost Max 3.0	no data	-
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Pentium 4405U and Core Ultra 5 245HX 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 4405U and Core Ultra 5 245HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 4405U and Core Ultra 5 245HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR5-6400
Maximum memory size	32 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 510	Intel® Graphics
Max video memory	32 GB	no data
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	1.9 GHz

Graphics interfaces

Available interfaces and connections of Pentium 4405U and Core Ultra 5 245HX integrated GPUs.

Number of displays supported	3	4
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Pentium 4405U and Core Ultra 5 245HX integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	4K @ 60Hz (HDMI 2.1 TMDS) 8K @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	4096x2304@60Hz	3840x2400 @ 120Hz
Max resolution over DisplayPort	4096x2304@60Hz	7680 x 4320 @ 60Hz
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Pentium 4405U and Core Ultra 5 245HX integrated GPUs, sometimes API versions are included.

DirectX	12	12
OpenGL	4.4	4.5

Peripherals

Specifications and connection of peripherals supported by Pentium 4405U and Core Ultra 5 245HX.

PCIe version	2.0	5.0 and 4.0
PCI Express lanes	10	24

Pros & cons summary

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Recency	1 September 2015	1 January 2025
Physical cores	2	14
Threads	4	14
Power consumption (TDP)	15 Watt	55 Watt

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Should you still have questions on choice between Pentium 4405U and Core Ultra 5 245HX, ask them in Comments section, and we shall answer.

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