AMD Athlon II X4 638 vs Intel Xeon Platinum 9221
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CPU comparison with benchmarks
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| AMD Athlon II X4 638 | Intel Xeon Platinum 9221 | |
CPU comparisonAMD Athlon II X4 638 or Intel Xeon Platinum 9221 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The AMD Athlon II X4 638 has 4 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. Up to 16 GB of memory is supported in 2 memory channels. The AMD Athlon II X4 638 was released in Q1/2012. The Intel Xeon Platinum 9221 has 32 cores with 64 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to GB of memory in 12 memory channels. The Intel Xeon Platinum 9221 was released in Q3/2019. |
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| AMD Athlon II (52) | Family | Intel Xeon Platinum (89) |
| AMD Athlon II X4 (Llano) (5) | CPU group | Intel Xeon Platinum 8200/9200 (21) |
| 2 | Generation | 2 |
| Llano | Architecture | Cascade Lake |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Athlon II X4 638 is a 4 core processor with a clock frequency of 2.70 GHz. The Intel Xeon Platinum 9221 has 32 CPU cores with a clock frequency of 2.30 GHz (3.70 GHz). |
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| AMD Athlon II X4 638 | Characteristic | Intel Xeon Platinum 9221 |
| 4 | Cores | 32 |
| 4 | Threads | 64 |
| normal | Core architecture | normal |
| No | Hyperthreading | Yes |
| No | Overclocking ? | No |
| 2.70 GHz | Frequency | 2.30 GHz |
| -- | Turbo Frequency (1 Core) | 3.70 GHz |
| -- | Turbo Frequency (All Cores) | 2.50 GHz |
Memory & PCIeThe AMD Athlon II X4 638 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Xeon Platinum 9221 can connect up to GB of memory in 12 memory channels. |
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| AMD Athlon II X4 638 | Characteristic | Intel Xeon Platinum 9221 |
| DDR3-1333 | Memory | DDR4-2933 |
| 16 GB | Max. Memory | |
| 2 (Dual Channel) | Memory channels | 12 |
| 21.3 GB/s | Max. Bandwidth | 281.4 GB/s |
| No | ECC | Yes |
| 4.00 MB | L2 Cache | -- |
| -- | L3 Cache | 71.50 MB |
| 2.0 | PCIe version | 3.0 |
| -- | PCIe lanes | 48 |
| -- | PCIe Bandwidth | 47.3 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Athlon II X4 638 has a TDP of 65 W, that of the Intel Xeon Platinum 9221 is 250 W. |
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| AMD Athlon II X4 638 | Characteristic | Intel Xeon Platinum 9221 |
| 65 W | TDP (PL1 / PBP) | 250 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe AMD Athlon II X4 638 has a 4.00 MB cache, while the Intel Xeon Platinum 9221 cache has a total of 71.50 MB. |
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| AMD Athlon II X4 638 | Characteristic | Intel Xeon Platinum 9221 |
| 32 nm | Technology | 14 nm |
| Unknown | Chip design | Monolithic |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| MMX, 3DNow!, SSE3, SSE4a | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
| FM1 | Socket | LGA 3647 |
| AMD-V | Virtualization | VT-x, VT-x EPT, VT-d |
| No | AES-NI | Yes |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q1/2012 | Release date | Q3/2019 |
| -- | Release price | -- |
| show more data | show more data | |
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Rate these processors
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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AMD Athlon II X4 638
4C 4T @ 2.70 GHz |
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Intel Xeon Platinum 9221
32C 64T @ 3.70 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD Athlon II X4 638
4C 4T @ 2.70 GHz |
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Intel Xeon Platinum 9221
32C 64T @ 2.50 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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AMD Athlon II X4 638
4C 4T @ 2.70 GHz |
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Intel Xeon Platinum 9221
32C 64T @ 2.50 GHz |
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Devices using this processor |
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| AMD Athlon II X4 638 | Intel Xeon Platinum 9221 |
| Unknown | Unknown |
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