Xeon Gold 6558Q vs E-2378

Primary details

Comparing Xeon E-2378 and Xeon Gold 6558Q processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	702	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	16.02	no data
Architecture codename	Rocket Lake-E (2021)	no data
Release date	8 September 2021 (3 years ago)	1 October 2023 (1 year ago)

Detailed specifications

Xeon E-2378 and Xeon Gold 6558Q 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	8 (Octa-Core)	32 (Dotriaconta-Core)
Threads	16	64
Base clock speed	2.6 GHz	3.2 GHz
Boost clock speed	4.8 GHz	4.1 GHz
Bus rate	8 GT/s	no data
L1 cache	64K (per core)	no data
L2 cache	512K (per core)	no data
L3 cache	16 MB (shared)	60 MB
Chip lithography	14 nm	Intel 7 nm
Maximum core temperature	100 °C	66 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	-
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Xeon E-2378 and Xeon Gold 6558Q 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	no data
Socket	FCLGA1200	FCLGA4677
Power consumption (TDP)	65 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E-2378 and Xeon Gold 6558Q. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	-
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Deep Learning Boost	-	+

Security technologies

Xeon E-2378 and Xeon Gold 6558Q technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	-
SGX	Yes with Intel® SPS	Yes with Intel® SPS
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E-2378 and Xeon Gold 6558Q are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E-2378 and Xeon Gold 6558Q. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-5200
Maximum memory size	128 GB	4 TB
Max memory channels	2	8
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E-2378 and Xeon Gold 6558Q.

PCIe version	4.0	5.0
PCI Express lanes	44	80

Pros & cons summary

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Recency	8 September 2021	1 October 2023
Physical cores	8	32
Threads	16	64
Power consumption (TDP)	65 Watt	350 Watt

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Should you still have questions on choice between Xeon E-2378 and Xeon Gold 6558Q, ask them in Comments section, and we shall answer.

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