Xeon Platinum 8321HC vs i9-11900F

Primary details

Comparing Core i9-11900F and Xeon Platinum 8321HC processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	531	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Power efficiency	20.35	no data
Architecture codename	Rocket Lake (2021)	no data
Release date	16 March 2021 (3 years ago)	1 October 2020 (4 years ago)

Detailed specifications

Core i9-11900F and Xeon Platinum 8321HC 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)	26 (Hexacosa-Core)
Threads	16	52
Base clock speed	2.5 GHz	1.4 GHz
Boost clock speed	5.1 GHz	3 GHz
Bus rate	8 GT/s	no data
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	16 MB (shared)	35.75 MB
Chip lithography	14 nm	no data
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	-
Windows 11 compatibility	+	-

Compatibility

Information on Core i9-11900F and Xeon Platinum 8321HC 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	no data
Power consumption (TDP)	65 Watt	88 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-11900F and Xeon Platinum 8321HC. 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® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	+

Security technologies

Core i9-11900F and Xeon Platinum 8321HC technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	+
Secure Key	+	no data
Identity Protection	+	-
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-11900F and Xeon Platinum 8321HC are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-11900F and Xeon Platinum 8321HC. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	RDIMM
Maximum memory size	128 GB	1.12 TB
Max memory channels	2	6
Maximum memory bandwidth	50 GB/s	no data

Peripherals

Specifications and connection of peripherals supported by Core i9-11900F and Xeon Platinum 8321HC.

PCIe version	4.0	3.0
PCI Express lanes	20	48

Pros & cons summary

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Recency	16 March 2021	1 October 2020
Physical cores	8	26
Threads	16	52
Power consumption (TDP)	65 Watt	88 Watt

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Should you still have questions on choice between Core i9-11900F and Xeon Platinum 8321HC, ask them in Comments section, and we shall answer.

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