Ultra 5 135H vs Athlon 300U

Primary details

Comparing Athlon 300U and Core Ultra 5 135H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1771	506
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	AMD Athlon	Intel Meteor Lake-H
Power efficiency	15.33	48.37
Architecture codename	Raven Ridge 2 (2019)	Meteor Lake-H (2023)
Release date	6 January 2019 (5 years ago)	14 December 2023 (1 year ago)
Launch price (MSRP)	no data	$342

Detailed specifications

Athlon 300U and Core Ultra 5 135H 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)
Threads	4	18
Base clock speed	2.4 GHz	3.6 GHz
Boost clock speed	3.3 GHz	4.6 GHz
Bus type	PCIe 3.0	no data
Multiplier	24	no data
L1 cache	128K (per core)	112 KB (per core)
L2 cache	512K (per core)	2 MB (per core)
L3 cache	4 MB (shared)	18 MB (shared)
Chip lithography	14 nm	Intel 4 nm
Die size	209.78 mm2	no data
Maximum core temperature	no data	110 °C
Number of transistors	4940 Million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Athlon 300U and Core Ultra 5 135H 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	FP5	FCBGA2049
Power consumption (TDP)	15 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon 300U and Core Ultra 5 135H. You'll probably need this information if you require some particular technology.

Instruction set extensions	XFR, FMA3, SSE 4.2, AVX2, SMT	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Hyper-Threading Technology	no data	+
TSX	-	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
SIPP	-	+
Turbo Boost Max 3.0	no data	-
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, ONNX RT

Security technologies

Athlon 300U and Core Ultra 5 135H technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon 300U and Core Ultra 5 135H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon 300U and Core Ultra 5 135H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR5
Maximum memory size	64 GB	96 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon RX Vega 3 ( - 1000 MHz)	Intel® Arc™ graphics
Quick Sync Video	-	+
Graphics max frequency	no data	2.2 GHz

Graphics interfaces

Available interfaces and connections of Athlon 300U and Core Ultra 5 135H integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Athlon 300U and Core Ultra 5 135H integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	no data	3840x2400 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Athlon 300U and Core Ultra 5 135H integrated GPUs, sometimes API versions are included.

DirectX	no data	12.2
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Athlon 300U and Core Ultra 5 135H.

PCIe version	3.0	5.0
PCI Express lanes	12	8
PCI support	no data	5.0 and 4.0

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.

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Pros & cons summary

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Performance score	2.43	14.31
Recency	6 January 2019	14 December 2023
Physical cores	2	14
Threads	4	18
Power consumption (TDP)	15 Watt	28 Watt

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Should you still have questions on choice between Athlon 300U and Core Ultra 5 135H, ask them in Comments section, and we shall answer.

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