i5-14500HX vs i7-1355U

Place in the ranking	809	374
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Raptor Lake-U	Raptor Lake-HX
Power efficiency	58.91	29.31
Architecture codename	Raptor Lake-U (2023)	Raptor Lake-HX Refresh (2024)
Release date	4 January 2023 (1 year ago)	8 January 2024 (less than a year ago)
Launch price (MSRP)	$469	no data

Detailed specifications

Core i7-1355U and Core i5-14500HX 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	10 (Deca-Core)	14 (Tetradeca-Core)
Threads	12	20
Base clock speed	1.7 GHz	2.6 GHz
Boost clock speed	5 GHz	4.9 GHz
Bus rate	no data	157 MHz
L1 cache	80K (per core)	80 KB (per core)
L2 cache	1.25 MB (per core)	2 MB (per core)
L3 cache	12 MB (shared)	24 MB (shared)
Chip lithography	Intel 7 nm	Intel 7 nm
Die size	no data	257 mm²
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Core i7-1355U and Core i5-14500HX 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	FCBGA1744	FCBGA1964
Power consumption (TDP)	15 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-1355U and Core i5-14500HX. 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
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Hyper-Threading Technology	+	+
TSX	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
Deep Learning Boost	+	+

Security technologies

Core i7-1355U and Core i5-14500HX technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-1355U and Core i5-14500HX are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-1355U and Core i5-14500HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-5200, DDR4-3200, LPDDR4x-4267	DDR4, DDR5
Maximum memory size	96 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Iris® Xe Graphics eligible	Intel® UHD Graphics for 14th Gen Intel® Processors
Quick Sync Video	+	+
Graphics max frequency	1.3 GHz	1.55 GHz
Execution Units	96	32

Graphics interfaces

Available interfaces and connections of Core i7-1355U and Core i5-14500HX integrated GPUs.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Core i7-1355U and Core i5-14500HX integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz	4096 x 2160 @ 60Hz
Max resolution over eDP	4096 x 2304 @ 120Hz	5120 x 3200 @ 120Hz
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i7-1355U and Core i5-14500HX integrated GPUs, sometimes API versions are included.

DirectX	12.1	12.1
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Core i7-1355U and Core i5-14500HX.

PCIe version	4.0	5.0 and 4.0
PCI Express lanes	8	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.

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.

i7-1355U 9.69

i5-14500HX 17.68
+82.5%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-1355U 14836

i5-14500HX 27057
+82.4%

Gaming performance

Pros & cons summary

Performance score	9.69	17.68
Recency	4 January 2023	8 January 2024
Physical cores	10	14
Threads	12	20
Power consumption (TDP)	15 Watt	55 Watt

i7-1355U has 266.7% lower power consumption.

i5-14500HX, on the other hand, has a 82.5% higher aggregate performance score, an age advantage of 1 year, and 40% more physical cores and 66.7% more threads.

The Core i5-14500HX is our recommended choice as it beats the Core i7-1355U in performance tests.

Should you still have questions on choice between Core i7-1355U and Core i5-14500HX, ask them in Comments section, and we shall answer.