AMD EPYC 9634 | AMD EPYC 7443P | |
CPU comparisonAMD EPYC 9634 or AMD EPYC 7443P - 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 EPYC 9634 has 84 cores with 168 threads and clocks with a maximum frequency of 3.70 GHz. Up to 6144 GB of memory is supported in 12 memory channels. The AMD EPYC 9634 was released in Q4/2022. The AMD EPYC 7443P has 24 cores with 48 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The AMD EPYC 7443P was released in Q1/2021. |
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AMD EPYC (129) | Family | AMD EPYC (129) |
AMD EPYC 9004 (21) | CPU group | AMD EPYC 7003 (29) |
4 | Generation | 3 |
Genoa / Genoa-X (Zen 4) | Architecture | Milan (Zen 3) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 9634 is a 84 core processor with a clock frequency of 2.25 GHz (3.70 GHz). The AMD EPYC 7443P has 24 CPU cores with a clock frequency of 2.85 GHz (4.00 GHz). |
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AMD EPYC 9634 | Characteristic | AMD EPYC 7443P |
84 | Cores | 24 |
168 | Threads | 48 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.25 GHz | Frequency | 2.85 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 4.00 GHz |
3.10 GHz | Turbo Frequency (All Cores) | 3.60 GHz |
Memory & PCIeThe AMD EPYC 9634 supports a maximum of 6144 GB of memory in 12 memory channels. The AMD EPYC 7443P can connect up to 4096 GB of memory in 8 memory channels. |
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AMD EPYC 9634 | Characteristic | AMD EPYC 7443P |
DDR5-4800 | Memory | DDR4-3200 |
6144 GB | Max. Memory | 4096 GB |
12 | Memory channels | 8 (Octa Channel) |
460.8 GB/s | Max. Bandwidth | 204.8 GB/s |
Yes | ECC | Yes |
84.00 MB | L2 Cache | -- |
384.00 MB | L3 Cache | 128.00 MB |
5.0 | PCIe version | 4.0 |
128 | PCIe lanes | 128 |
504.1 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 9634 has a TDP of 290 W, that of the AMD EPYC 7443P is 200 W. |
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AMD EPYC 9634 | Characteristic | AMD EPYC 7443P |
290 W | TDP (PL1 / PBP) | 200 W |
-- | TDP (PL2) | -- |
300 W | TDP up | -- |
240 W | TDP down | 165 W |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD EPYC 9634 has a 468.00 MB cache, while the AMD EPYC 7443P cache has a total of 128.00 MB. |
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AMD EPYC 9634 | Characteristic | AMD EPYC 7443P |
5 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
SP5 | Socket | SP3 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows Server 2022, Linux, Windows 11 | Operating systems | Windows 10, Linux |
Q4/2022 | Release date | Q1/2021 |
10304 $ | Release price | 1337 $ |
show more data | show more data | |
AMD EPYC 9634
84C 168T @ 3.70 GHz |
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AMD EPYC 7443P
24C 48T @ 4.00 GHz |
AMD EPYC 9634
84C 168T @ 3.10 GHz |
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AMD EPYC 7443P
24C 48T @ 3.60 GHz |
AMD EPYC 9634
84C 168T @ 3.70 GHz |
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AMD EPYC 7443P
24C 48T @ 4.00 GHz |
AMD EPYC 9634
84C 168T @ 3.10 GHz |
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AMD EPYC 7443P
24C 48T @ 3.60 GHz |
AMD EPYC 9634
84C 168T @ 3.10 GHz |
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AMD EPYC 7443P
24C 48T @ 3.60 GHz |
Devices using this processor |
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AMD EPYC 9634 | AMD EPYC 7443P |
Unknown | Unknown |