Phenom II X2 550 vs Core i9-14900HX

Primary details

Comparing Core i9-14900HX and Phenom II X2 550 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	127	2568
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.55
Market segment	Laptop	Desktop processor
Series	Raptor Lake-HX	no data
Architecture codename	Raptor Lake-HX Refresh	Callisto (2009−2010)
Release date	9 January 2024 (less than a year ago)	November 2009 (14 years ago)
Launch price (MSRP)	no data	$133
Current price	no data	$21 (0.2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i9-14900HX and Phenom II X2 550 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	24 (Tetracosa-Core)	2 (Dual-core)
Threads	32	2
Base clock speed	1.6 GHz	no data
Boost clock speed	5.7 GHz	3.1 GHz
L1 cache	no data	128 KB (per core)
L2 cache	32 MB	512 KB (per core)
L3 cache	36 MB	6 MB (shared)
Chip lithography	Intel 7 nm	45 nm
Die size	257 mm2	258 mm2
Maximum core temperature	100 °C	no data
Number of transistors	no data	758 million
64 bit support	+	+
Windows 11 compatibility	no data	-
Unlocked multiplier	No	No

Compatibility

Information on Core i9-14900HX and Phenom II X2 550 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	FCBGA1964	AM3
Power consumption (TDP)	55 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-14900HX and Phenom II X2 550. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i9-14900HX and Phenom II X2 550 technologies aimed at improving security, for example, by protecting against hacks.

Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-14900HX and Phenom II X2 550 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-14900HX and Phenom II X2 550. Depending on the motherboard, higher memory frequencies may be supported.

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

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 14th Gen Intel® Processors	no data
Quick Sync Video	+	no data
Graphics max frequency	1.65 GHz	no data
Execution Units	32	no data

Graphics interfaces

Available interfaces and connections of Core i9-14900HX and Phenom II X2 550 integrated GPUs.

Number of displays supported

4

no data

Graphics image quality

Maximum display resolutions supported by Core i9-14900HX and Phenom II X2 550 integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Core i9-14900HX and Phenom II X2 550 integrated GPUs, sometimes API versions are included.

DirectX	12.1	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core i9-14900HX and Phenom II X2 550.

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

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.

Core i9-14900HX outperforms Phenom II X2 550 by 3920% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	30.15	0.75
Physical cores	24	2
Threads	32	2
Power consumption (TDP)	55 Watt	80 Watt

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Should you still have questions on choice between Core i9-14900HX and Phenom II X2 550, ask them in Comments section, and we shall answer.

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