Core i9-13900HX vs Atom Z550

Primary details

Comparing Atom Z550 and Core i9-13900HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	146
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Raptor Lake-HX
Architecture codename	Silverthorne (2008−2010)	Raptor Lake-HX
Release date	8 April 2009 (15 years ago)	4 January 2023 (1 year ago)

Detailed specifications

Atom Z550 and Core i9-13900HX 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	1 (Single-Core)	24 (Tetracosa-Core)
Threads	2	32
Base clock speed	2 GHz	2.2 GHz
Boost clock speed	0.1 GHz	5.4 GHz
Bus support	533.33 MT/s	no data
L1 cache	56 KB	80K (per core)
L2 cache	512 KB	2 MB (per core)
L3 cache	0 KB	36 MB (shared)
Chip lithography	45 nm	Intel 7 nm
Die size	24.18 mm27.8 mm × 3.1 mm	257 mm2
Maximum core temperature	90 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	47 Million	no data
64 bit support	-	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Atom Z550 and Core i9-13900HX 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)	1
Socket	PBGA441	FCBGA1964
Power consumption (TDP)	2.4 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z550 and Core i9-13900HX. 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	no data	+
FMA	no data	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	+
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Demand Based Switching	+	no data
Turbo Boost Max 3.0	no data	+
FSB parity	-	no data
Status	Discontinued	Launched

Security technologies

Atom Z550 and Core i9-13900HX 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 Atom Z550 and Core i9-13900HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z550 and Core i9-13900HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	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	-	Intel® UHD Graphics for 13th Gen Intel® Processors
Quick Sync Video	-	+
Graphics max frequency	-	1.65 GHz
Execution Units	-	32

Graphics interfaces

Available interfaces and connections of Atom Z550 and Core i9-13900HX integrated GPUs.

Number of displays supported

-

4

Graphics image quality

Maximum display resolutions supported by Atom Z550 and Core i9-13900HX integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Atom Z550 and Core i9-13900HX integrated GPUs, sometimes API versions are included.

DirectX	-	12.1
OpenGL	-	4.6

Peripherals

Specifications and connection of peripherals supported by Atom Z550 and Core i9-13900HX.

PCIe version	no data	5.0 and 4.0
PCI Express lanes	no data	20

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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Pros & cons summary

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Recency	8 April 2009	4 January 2023
Physical cores	1	24
Threads	2	32
Power consumption (TDP)	2 Watt	55 Watt

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Should you still have questions on choice between Atom Z550 and Core i9-13900HX, ask them in Comments section, and we shall answer.

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