Xeon Gold 5218B vs Platinum 8268

Primary details

Comparing Xeon Platinum 8268 and Xeon Gold 5218B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	240	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.58	no data
Market segment	Server	Server
Series	Intel Xeon Platinum	Intel Xeon Gold
Power efficiency	10.02	no data
Architecture codename	Cascade Lake-SP (2018−2019)	Cascade Lake (2019−2020)
Release date	11 December 2018 (5 years ago)	2 April 2019 (5 years ago)
Launch price (MSRP)	$6,302	$1,273

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8268 and Xeon Gold 5218B 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)	16 (Hexadeca-Core)
Threads	48	32
Base clock speed	2.9 GHz	2.3 GHz
Boost clock speed	3.9 GHz	3.9 GHz
Bus type	no data	DMI 3.0
Bus rate	no data	4 × 8 GT/s
Multiplier	29	23
L1 cache	64 KB (per core)	1 MB
L2 cache	1 MB (per core)	16 MB
L3 cache	35.75 MB (shared)	22 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	84 °C	87 °C
Number of transistors	8,000 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon Platinum 8268 and Xeon Gold 5218B 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	8 (Multiprocessor)	4 (Multiprocessor)
Socket	FCLGA3647	FCLGA3647
Power consumption (TDP)	205 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8268 and Xeon Gold 5218B. 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	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 Platinum 8268 and Xeon Gold 5218B technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8268 and Xeon Gold 5218B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8268 and Xeon Gold 5218B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-2667
Maximum memory size	1 TB	1 TB
Max memory channels	6	6
Maximum memory bandwidth	140.8 GB/s	128.001 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8268 and Xeon Gold 5218B.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Recency	11 December 2018	2 April 2019
Physical cores	24	16
Threads	48	32
Power consumption (TDP)	205 Watt	125 Watt

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Should you still have questions on choice between Xeon Platinum 8268 and Xeon Gold 5218B, ask them in Comments section, and we shall answer.

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