VIA Centaur CHA vs Xeon Gold 6438M

Primary details

Comparing Xeon Gold 6438M and VIA Centaur CHA processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Sapphire Rapids (2023−2024)	CHA
Release date	10 January 2023 (1 year ago)	no data (2024 years ago)
Launch price (MSRP)	$3,273	no data

Detailed specifications

Xeon Gold 6438M and VIA Centaur CHA 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	8
Base clock speed	2.2 GHz	1.2 GHz
Boost clock speed	3.9 GHz	2.5 GHz
L1 cache	80K (per core)	64 KB (per core)
L2 cache	2 MB (per core)	256 KB (per core)
L3 cache	60 MB	16 MB (shared)
Chip lithography	Intel 7 nm	16 nm
Die size	no data	195 mm2
Maximum case temperature (TCase)	85 °C	no data
64 bit support	+	-
Unlocked multiplier	-	+

Compatibility

Information on Xeon Gold 6438M and VIA Centaur CHA 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	2
Socket	FCLGA4677	VIA Socket 2084
Power consumption (TDP)	205 Watt	70 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6438M and VIA Centaur CHA. 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 Gold 6438M and VIA Centaur CHA 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 VIA Centaur CHA 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 Gold 6438M and VIA Centaur CHA. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR5-4400	DDR4
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

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6438M and VIA Centaur CHA.

PCIe version	5	3.0
PCI Express lanes	80	44

Pros & cons summary

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Physical cores	32	8
Threads	64	8
Power consumption (TDP)	205 Watt	70 Watt

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Should you still have questions on choice between Xeon Gold 6438M and VIA Centaur CHA, ask them in Comments section, and we shall answer.

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