Xeon Platinum 9221: specs and benchmarks
Contents
Summary
Intel started Xeon Platinum 9221 sales 2 April 2019. This is a 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.
Primary details
Xeon Platinum 9221 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | not rated | |
| Place by popularity | not in top-100 | |
| Market segment | Server | |
| Series | Intel Xeon Platinum | |
| Designer | Intel | |
| Manufacturer | Intel | |
| Architecture codename | Cascade Lake-AP (2019) | |
| Release date | 2 April 2019 (6 years ago) |
Detailed specifications
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) | |
| Threads | 64 | |
| Base clock speed | 2.3 GHz | of 4.7 GHz (Ryzen 9 7900X) |
| Boost clock speed | 3.7 GHz | of 6.2 GHz (Core i9-14900KS) |
| Bus type | DMI 3.0 | |
| Bus rate | 4 × 8 GT/s | |
| Multiplier | 21 | of 42 (Core i7-7700K) |
| L1 cache | 64K (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 1 MB (per core) | of 2 MB (Xeon 6980P) |
| L3 cache | 71.5 MB (shared) | of 1152 MB (EPYC 9684X) |
| Chip lithography | 14 nm | of 3 nm (EPYC 9965) |
| Number of transistors | 8,000 million | of 135,240 million (EPYC 9684X) |
| 64 bit support | + | |
| Windows 11 compatibility | + |
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 | 8 | |
| Socket | Intel BGA5903 | |
| Power consumption (TDP) | 250 Watt | of 500 Watt (EPYC 9755) |
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 | |
| AES-NI | + | |
| AVX | + | |
| vPro | + | |
| Enhanced SpeedStep (EIST) | + | |
| Speed Shift | + | |
| Turbo Boost Technology | 2.0 | |
| Hyper-Threading Technology | + | |
| TSX | + |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | + | |
| VT-x | + |
Memory specs
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 | |
| Maximum memory size | 2 TiB | of 6 TiB (EPYC 9654) |
| Max memory channels | 12 | |
| Maximum memory bandwidth | 281.6 GB/s | of 460.8 GB/s (EPYC 9654) |
| ECC memory support | + |
Peripherals
Specifications and connection types of supported peripherals.
| PCIe version | 3.0 | of 5.0 (EPYC 9755) |
Benchmark performance
Single-core and multi-core benchmark results of Xeon Platinum 9221. Overall benchmark performance is measured in points in 0-100 range, higher is better.
We have no data on Xeon Platinum 9221 benchmark results.
Send your test results of Xeon Platinum 9221.
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Xeon Platinum 9221, according to our PC configuration statistics.
These are the fastest graphics cards for Xeon Platinum 9221 in our user configuration statistics. There is a total of 23 configurations using Xeon Platinum 9221 in our database.
