Ryzen AI Max+ 388 vs Xeon Platinum 8454H

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	116	394
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.81	no data
Market segment	Server	Laptop
Power efficiency	14.05	no data
Designer	Intel	AMD
Manufacturer	Intel	no data
Architecture codename	Sapphire Rapids (2023−2024)	Strix Halo (2025)
Release date	10 January 2023 (2 years ago)	no data
Launch price (MSRP)	$6,540	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Xeon Platinum 8454H and Ryzen AI Max+ 388 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	32 (Dotriaconta-Core)	8 (Octa-Core)
Threads	64	16
Base clock speed	2.1 GHz	3.6 GHz
Boost clock speed	3.4 GHz	5 GHz
L1 cache	80K (per core)	no data
L2 cache	2 MB (per core)	no data
L3 cache	82.5 MB	no data
Chip lithography	Intel 7 nm	no data
Die size	4x 477 mm2	no data
Maximum case temperature (TCase)	71 °C	no data
64 bit support	+	-

Compatibility

Information on Xeon Platinum 8454H and Ryzen AI Max+ 388 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	8	no data
Socket	FCLGA4677	no data
Power consumption (TDP)	270 Watt	8 MB + 32 MB

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8454H and Ryzen AI Max+ 388. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Deep Learning Boost	+	-

Security technologies

Xeon Platinum 8454H and Ryzen AI Max+ 388 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
SGX	Yes with Intel® SPS	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8454H and Ryzen AI Max+ 388 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 Xeon Platinum 8454H and Ryzen AI Max+ 388. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR5-4400	no data
Maximum memory size	4 TB	no data
Max memory channels	8	no data
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8454H and Ryzen AI Max+ 388.

PCIe version	5.0	no data
PCI Express lanes	80	no data

Synthetic benchmarks

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.

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Pros & cons summary

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Performance score	35.37	17.98
Physical cores	32	8
Threads	64	16
Power consumption (TDP)	270 Watt	8 Watt

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