Xeon Gold 6238R vs Gold 6238M

Primary details

Comparing Xeon Gold 6238M and Xeon Gold 6238R processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	216
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	19.04
Market segment	Server	Server
Series	Intel Xeon Gold	Intel Xeon Gold
Power efficiency	no data	13.54
Architecture codename	Cascade Lake (2019−2020)	Cascade Lake (2019−2020)
Release date	2 April 2019 (5 years ago)	24 February 2020 (4 years ago)
Launch price (MSRP)	$5,615	$2,612

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Gold 6238M and Xeon Gold 6238R 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	22 (Docosa-Core)	28 (Octacosa-Core)
Threads	44	56
Base clock speed	2.1 GHz	2.2 GHz
Boost clock speed	3.7 GHz	4 GHz
Bus type	DMI 3.0	DMI 3.0
Bus rate	4 × 8 GT/s	4 × 8 GT/s
Multiplier	21	22
L1 cache	1.375 MB	1.75 MB
L2 cache	22 MB	28 MB
L3 cache	30.25 MB	38.5 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	92 °C	89 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon Gold 6238M and Xeon Gold 6238R 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	4 (Multiprocessor)	no data
Socket	Socket P	FCLGA3647
Power consumption (TDP)	140 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6238M and Xeon Gold 6238R. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX-512	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	-	-
Deep Learning Boost	+	+

Security technologies

Xeon Gold 6238M and Xeon Gold 6238R technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6238M and Xeon Gold 6238R are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6238M and Xeon Gold 6238R. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-2933
Maximum memory size	2 TB	1 TB
Max memory channels	6	6
Maximum memory bandwidth	140.8 GB/s	140.8 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6238M and Xeon Gold 6238R.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Recency	2 April 2019	24 February 2020
Physical cores	22	28
Threads	44	56
Power consumption (TDP)	140 Watt	165 Watt

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Should you still have questions on choice between Xeon Gold 6238M and Xeon Gold 6238R, ask them in Comments section, and we shall answer.

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