Intel Xeon Platinum 9221: specs and benchmarks
- Core clock speed
- Max video memory
- Memory type
- Memory clock speed
- Maximum resolution
Intel started Intel Xeon Platinum 9221 sales 2 April 2019. This is Cascade Lake-AP architecture desktop processor primarily aimed at professional systems. It has 32 cores and 64 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 3700 MHz and a locked multiplier.
Compatibility-wise, this is Intel BGA5903 processor with a TDP of 250 Watt. It supports DDR4-2933 memory.
We have no data on Xeon Platinum 9221 benchmark results.
Of Xeon Platinum 9221 processor market type (desktop or notebook), architecture, sales start time and pricing.
|Place in performance rating||not rated|
|Series||Intel Xeon Platinum|
|Architecture codename||Cascade Lake-AP (2019)|
|Release date||2 April 2019 (3 years ago)|
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
|Physical cores||32 (Dotriaconta-Core)|
|Base clock speed||2.3 GHz||of 4.7 (FX-9590)|
|Boost clock speed||3.7 GHz||of 5.5 (Core i9-12900KS)|
|Bus support||4 × 8 GT/s|
|L1 cache||64K (per core)||of 1536 (EPYC Embedded 3401)|
|L2 cache||1 MB (per core)||of 12 (Core 2 Quad Q9550)|
|L3 cache||71.5 MB (shared)||of 32 (Ryzen Threadripper 1998)|
|Chip lithography||14 nm||of 5 (Apple M1)|
|Number of transistors||8,000 million||of 57000 (Apple M1 Max)|
|64 bit support||+|
|Windows 11 compatibility||+|
Information on Xeon Platinum 9221 compatibility with other computer components and devices: 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||2||of 8 (Opteron 842)|
|Thermal design power (TDP)||250 Watt||of 400 (Xeon Platinum 9282)|
Technologies and extensions
Technological capabilities and additional instructions supported by Xeon Platinum 9221. You'll probably need this information if you require some particular technology.
|Instruction set extensions||Intel® AVX-512|
|Turbo Boost Technology||2.0|
Processor technologies aimed at improving security, for example, by protecting against hacks.
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
Types, maximum amount and channel number of RAM supported by Xeon Platinum 9221's memory controller. Depending on the motherboard, higher memory frequency may be supported.
|Supported memory types||DDR4-2933||of 4800 (Ryzen 9 6980HX)|
|Maximum memory size||2 TiB||of 786 (Xeon E5-2670 v3)|
|Max memory channels||12|
|Maximum memory bandwidth||281.6 GB/s|
|ECC memory support||+|
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended graphics cards
These graphics cards are most commonly used with Xeon Platinum 9221 according to our statistics.
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