INTEL

Intel Xeon Platinum 9221

Intel processor specifications and benchmark scores

32
Cores
64
Threads
3.7
GHz Boost
250W
TDP
🛡️ECC Memory

Intel Xeon Platinum 9221 Specifications

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Xeon Platinum 9221 Core Configuration

Processing cores and threading

The Intel Xeon Platinum 9221 features 32 physical cores and 64 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
32
Threads
64
SMP CPUs
8
⏱️

Platinum 9221 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Xeon Platinum 9221 benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Xeon Platinum 9221 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.1 GHz
Boost Clock
3.7 GHz
Multiplier
23x
💾

Intel's Xeon Platinum 9221 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Platinum 9221 processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Xeon Platinum 9221's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
1 MB (per core)
L3 Cache
71.5 MB (shared)
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Cascade Lake Architecture & Process

Manufacturing and design details

The Intel Xeon Platinum 9221 is built on Intel's 14 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Platinum 9221 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Cascade Lake
Codename
Cascade Lake-AP
Process Node
14 nm
Foundry
Intel
Transistors
8,000 million
Generation
Xeon Platinum (Cascade Lake-AP)
🔢

Cascade Lake Instruction Set Features

Supported CPU instructions and extensions

The Xeon Platinum 9221 by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4.1
SSE4.2
AVX
AVX2
AVX-512
FMA3
SHA
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
DL Boost
🔌

Platinum 9221 Power & Thermal

TDP and power specifications

The Intel Xeon Platinum 9221 has a TDP (Thermal Design Power) of 250W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
250W
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Intel BGA 5903 Platform & Socket

Compatibility information

The Xeon Platinum 9221 uses the Intel BGA 5903 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel BGA 5903
PCIe
Gen 3
Package
FC-BGA5903
DDR5

Intel BGA 5903 Memory Support

RAM compatibility and speeds

Memory support specifications for the Platinum 9221 define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Xeon Platinum 9221 determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR4
Memory Bus
Quad-channel
Memory Bandwidth
93.9 GB/s
ECC Memory
Supported
📦

Xeon Platinum 9221 Product Information

Release and pricing details

The Intel Xeon Platinum 9221 is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Xeon Platinum 9221 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Apr 2019
Market
Server/Workstation
Status
Active

Xeon Platinum 9221 Benchmark Scores

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No benchmark data available for this CPU.

The AMD Equivalent of Xeon Platinum 9221

Looking for a similar processor from AMD? The AMD Ryzen 5 PRO 3500U offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 PRO 3500U

AMD • 4 Cores

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