Xeon Gold 6438Y+ vs Gold 6342

Primary details

Comparing Xeon Gold 6342 and Xeon Gold 6438Y+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	123	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	11.69	no data
Market segment	Server	Server
Architecture codename	Ice Lake-SP (2021)	Sapphire Rapids
Release date	6 April 2021 (3 years ago)	10 January 2023 (1 year ago)
Current price	$4256	$3648

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Gold 6342 and Xeon Gold 6438Y+ 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)	32 (Dotriaconta-Core)
Threads	48	64
Base clock speed	2.8 GHz	2 GHz
Boost clock speed	3.5 GHz	4 GHz
L1 cache	64K (per core)	80K (per core)
L2 cache	1 MB (per core)	2 MB (per core)
L3 cache	36 MB (shared)	60 MB
Chip lithography	10 nm	10 nm
Maximum core temperature	81 °C	no data
Maximum case temperature (TCase)	81 °C	85 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon Gold 6342 and Xeon Gold 6438Y+ 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	FCLGA4189	4677
Power consumption (TDP)	230 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6342 and Xeon Gold 6438Y+. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Gold 6342 and Xeon Gold 6438Y+ technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6342 and Xeon Gold 6438Y+ are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6342 and Xeon Gold 6438Y+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4800
Maximum memory size	6 TB	no data
Max memory channels	8	no data
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6342 and Xeon Gold 6438Y+.

PCIe version	4.0	5.0
PCI Express lanes	64	80

Pros & cons summary

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Recency	6 April 2021	10 January 2023
Physical cores	24	32
Threads	48	64
Power consumption (TDP)	230 Watt	205 Watt

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Should you still have questions on choice between Xeon Gold 6342 and Xeon Gold 6438Y+, ask them in Comments section, and we shall answer.

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