Xeon Platinum 8276 vs Platinum 9282

Primary details

Comparing Xeon Platinum 9282 and Xeon Platinum 8276 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon Platinum	Intel Xeon Platinum
Architecture codename	Cascade Lake-AP (2019)	Cascade Lake-SP (2019)
Release date	2 April 2019 (5 years ago)	2 April 2019 (5 years ago)
Launch price (MSRP)	no data	$8,719

Detailed specifications

Xeon Platinum 9282 and Xeon Platinum 8276 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	56 (Hexapentaconta-Core)	28 (Octacosa-Core)
Threads	112	56
Base clock speed	2.6 GHz	2.2 GHz
Boost clock speed	2.6 GHz	2.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	26	22
L1 cache	3.5 MB	1.75 MB
L2 cache	56 MB	28 MB
L3 cache	77 MB (shared)	38.5 MB (shared)
Chip lithography	14 nm	14 nm
Maximum core temperature	no data	89 °C
Number of transistors	8,000 million	8,000 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon Platinum 9282 and Xeon Platinum 8276 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	8 (Multiprocessor)
Socket	Intel BGA5903	3647
Power consumption (TDP)	400 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 9282 and Xeon Platinum 8276. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	+	no data
AVX	+	+
PowerNow	+	no data
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
TSX	+	+
SIPP	+	no data
Precision Boost 2	+	no data

Security technologies

Xeon Platinum 9282 and Xeon Platinum 8276 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 9282 and Xeon Platinum 8276 are enumerated here.

AMD-V	+	no data
VT-d	+	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 9282 and Xeon Platinum 8276. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4
Maximum memory size	2 TiB	1 TiB
Max memory channels	no data	6
Maximum memory bandwidth	281.6 GB/s	140.8 GB/s
ECC memory support	no data	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 9282 and Xeon Platinum 8276.

PCI Express lanes

no data

48

Pros & cons summary

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Physical cores	56	28
Threads	112	56
Power consumption (TDP)	400 Watt	165 Watt

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Should you still have questions on choice between Xeon Platinum 9282 and Xeon Platinum 8276, ask them in Comments section, and we shall answer.

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