i5-14450HX vs Xeon E5345

Primary details

Comparing Xeon E5345 and Core i5-14450HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2327	347
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.04	no data
Market segment	Server	Laptop
Series	no data	Raptor Lake-HX
Power efficiency	1.39	30.10
Architecture codename	Clovertown (2006−2007)	Raptor Lake-HX Refresh (2024)
Release date	14 November 2006 (17 years ago)	8 January 2024 (less than a year ago)
Launch price (MSRP)	$851	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5345 and Core i5-14450HX 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	4	16
Base clock speed	2.33 GHz	2.4 GHz
Boost clock speed	0.33 GHz	4.8 GHz
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	4 MB (per die)	2 MB (per core)
L3 cache	8 MB L2 Cache	20 MB (shared)
Chip lithography	65 nm	Intel 7 nm
Die size	2x 143 mm2	257 mm2
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	66 °C	72 °C
Number of transistors	582 million	no data
64 bit support	+	+
Unlocked multiplier	-	+
VID voltage range	1V-1.5V	no data

Compatibility

Information on Xeon E5345 and Core i5-14450HX 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	2	1
Socket	LGA771,PLGA771	FCBGA1964
Power consumption (TDP)	80 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5345 and Core i5-14450HX. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	-	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Demand Based Switching	+	no data
PAE	32 Bit	no data
FSB parity	+	no data
Status	Discontinued	Launched
Deep Learning Boost	-	+

Security technologies

Xeon E5345 and Core i5-14450HX technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5345 and Core i5-14450HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5345 and Core i5-14450HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2, DDR3 Depends on motherboard	DDR4, DDR5
Maximum memory size	no data	192 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	N/A	Intel® UHD Graphics for 14th Gen Intel® Processors
Quick Sync Video	-	+
Graphics max frequency	no data	1.5 GHz
Execution Units	no data	16

Graphics interfaces

Available interfaces and connections of Xeon E5345 and Core i5-14450HX integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Xeon E5345 and Core i5-14450HX integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Xeon E5345 and Core i5-14450HX integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Xeon E5345 and Core i5-14450HX.

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

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.

Pros & cons summary

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Performance score	1.22	18.19
Recency	14 November 2006	8 January 2024
Physical cores	4	10
Threads	4	16
Power consumption (TDP)	80 Watt	55 Watt

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Should you still have questions on choice between Xeon E5345 and Core i5-14450HX, ask them in Comments section, and we shall answer.

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