Ryzen 9 7945HX3D vs Xeon Gold 6438M

Primary details

Comparing Xeon Gold 6438M and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	99
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	no data	AMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiency	no data	62.24
Architecture codename	Sapphire Rapids (2023−2024)	Dragon Range-HX (Zen 4) (2023−2024)
Release date	10 January 2023 (1 year ago)	27 July 2023 (1 year ago)
Launch price (MSRP)	$3,273	no data

Detailed specifications

Xeon Gold 6438M and Ryzen 9 7945HX3D 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)	16 (Hexadeca-Core)
Threads	64	32
Base clock speed	2.2 GHz	2.3 GHz
Boost clock speed	3.9 GHz	5.4 GHz
L1 cache	80K (per core)	64 KB (per core)
L2 cache	2 MB (per core)	1 MB (per core)
L3 cache	60 MB	128 MB (shared)
Chip lithography	Intel 7 nm	5 nm
Die size	no data	2x 71 mm2
Maximum core temperature	no data	89 °C
Maximum case temperature (TCase)	85 °C	no data
Number of transistors	no data	17,840 million
64 bit support	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Gold 6438M and Ryzen 9 7945HX3D 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	2	1
Socket	FCLGA4677	FL1
Power consumption (TDP)	205 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6438M and Ryzen 9 7945HX3D. 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	+	-
Precision Boost 2	no data	+
Deep Learning Boost	+	-

Security technologies

Xeon Gold 6438M and Ryzen 9 7945HX3D 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 Gold 6438M and Ryzen 9 7945HX3D 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 Xeon Gold 6438M and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR5-4400	DDR5-5200
Maximum memory size	4 TB	no data
Max memory channels	8	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6438M and Ryzen 9 7945HX3D.

PCIe version	5	5.0
PCI Express lanes	80	28

Pros & cons summary

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Recency	10 January 2023	27 July 2023
Physical cores	32	16
Threads	64	32
Power consumption (TDP)	205 Watt	55 Watt

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Should you still have questions on choice between Xeon Gold 6438M and Ryzen 9 7945HX3D, ask them in Comments section, and we shall answer.

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