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AMD EPYC 7643P
Benchmarks & Specs
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AMD EPYC 7643P
Summary
The AMD EPYC 7643P is a dedicated processor for demanding server environments. It was developed by AMD and is tailored to high requirements. Its basis is the advanced Milan (Zen 3) architecture. This is manufactured using the efficient 7 nm manufacturing process. A particularly outstanding feature of this processor is its very generous L3 cache of 256 MB.
This enormous cache ensures superior data availability. This is a noticeable advantage, especially for intensive database operations or virtualization tasks. The maximum memory bandwidth reaches a remarkable 205 GB/s. This contributes to the fast processing of large amounts of data. In addition, the processor offers full support for PCIe 4.0.
This enables fast connection of modern expansion cards. We are convinced that the AMD EPYC 7643P remains an extremely reliable choice. It delivers consistently stable performance for critical business applications. Its robust design and efficient architecture make it future-proof.
This enormous cache ensures superior data availability. This is a noticeable advantage, especially for intensive database operations or virtualization tasks. The maximum memory bandwidth reaches a remarkable 205 GB/s. This contributes to the fast processing of large amounts of data. In addition, the processor offers full support for PCIe 4.0.
This enables fast connection of modern expansion cards. We are convinced that the AMD EPYC 7643P remains an extremely reliable choice. It delivers consistently stable performance for critical business applications. Its robust design and efficient architecture make it future-proof.
- Advanced Milan (Zen 3) architecture in 7 nm process
- Very large 256 MB L3 cache
- Full support for PCIe 4.0
- High memory bandwidth of 205 GB/s
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
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Specifications
At a glance
| Property | Value |
|---|---|
| Family | AMD EPYC (147) |
| CPU group | AMD EPYC 7003 (29) |
| Architecture | Milan (Zen 3) |
| Technology | 7 nm |
| Segment | Server |
| Socket | SP3 |
| Generation | 3 |
| Predecessor | AMD EPYC 7642 Q3/2019 |
| Successor |
CPU Cores and Base Frequency
| Property | Value |
|---|---|
| CPU Cores / Threads | 48 / 96 |
| Hyperthreading / SMT | ✓ |
| Core architecture | normal |
| Cores: | 48x Zen 3 |
| Frequency: | 2.30 GHz |
| Turbo Frequency (1 Core): | 3.60 GHz |
| Turbo Frequency (48 Cores): | 3.40 GHz |
| L2-Cache | |
| L3-Cache | 256.00 MB |
| Overclocking | No |
Memory & PCIe
| Memory type | Memory bandwidth |
|---|---|
| DDR4-3200 | 204.8 GB/s |
| Property | Value |
| Max. Memory | 4096 GB |
| Memory channels | 8 |
| ECC | ✓ |
| PCIe | 4.0 x 128 |
| PCIe Bandwidth | 252.0 GB/s |
Thermal Management
| Property | Value |
|---|---|
| TDP | 225 W |
| TDP (PL2) | |
| TDP up | 240 W |
| TDP down | |
| T. junction max. |
Technical details
| Property | Value |
|---|---|
| Chip design | Chiplet |
| AES-NI | ✓ |
| Operating systems | Windows 10, Linux |
| Instruction set | x86-64 (64 bit) |
| ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
| Release date | Q3/2023 |
| Release price | 2722 $ |
| Documents | Technical data sheet |
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