AMD EPYC 7773X | AMD EPYC 9454P | |
CPU comparisonAMD EPYC 7773X or AMD EPYC 9454P - 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 7773X has 64 cores with 128 threads and clocks with a maximum frequency of 3.50 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7773X was released in Q2/2022. The AMD EPYC 9454P has 48 cores with 96 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9454P was released in Q4/2022. |
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AMD EPYC (129) | Family | AMD EPYC (129) |
AMD EPYC 7003 (29) | CPU group | AMD EPYC 9004 (21) |
3 | Generation | 4 |
Milan (Zen 3) | Architecture | Genoa / Genoa-X (Zen 4) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7773X has 64 CPU cores and can calculate 128 threads in parallel. The clock frequency of the AMD EPYC 7773X is 2.20 GHz (3.50 GHz) while the AMD EPYC 9454P has 48 CPU cores and 96 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9454P is at 2.75 GHz (3.80 GHz). |
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AMD EPYC 7773X | Characteristic | AMD EPYC 9454P |
64 | Cores | 48 |
128 | Threads | 96 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.20 GHz | Frequency | 2.75 GHz |
3.50 GHz | Turbo Frequency (1 Core) | 3.80 GHz |
-- | Turbo Frequency (All Cores) | 3.65 GHz |
Memory & PCIeThe AMD EPYC 7773X can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 204.8 GB/s. The AMD EPYC 9454P supports up to 6144 GB of memory in 12 memory channels and achieves a memory bandwidth of up to 460.8 GB/s. |
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AMD EPYC 7773X | Characteristic | AMD EPYC 9454P |
DDR4-3200 | Memory | DDR5-4800 |
4096 GB | Max. Memory | 6144 GB |
8 (Octa Channel) | Memory channels | 12 |
204.8 GB/s | Max. Bandwidth | 460.8 GB/s |
Yes | ECC | Yes |
32.00 MB | L2 Cache | 48.00 MB |
768.00 MB | L3 Cache | 256.00 MB |
4.0 | PCIe version | 5.0 |
128 | PCIe lanes | 128 |
252.0 GB/s | PCIe Bandwidth | 504.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7773X is 280 W, while the AMD EPYC 9454P has a TDP of 290 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD EPYC 7773X | Characteristic | AMD EPYC 9454P |
280 W | TDP (PL1 / PBP) | 290 W |
-- | TDP (PL2) | -- |
-- | TDP up | 300 W |
225 W | TDP down | 240 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe AMD EPYC 7773X is manufactured in 7 nm and has 800.00 MB cache. The AMD EPYC 9454P is manufactured in 5 nm and has a 304.00 MB cache. |
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AMD EPYC 7773X | Characteristic | AMD EPYC 9454P |
7 nm | Technology | 5 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI |
SP3 | Socket | SP5 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows Server 2022, Linux, Windows 11 |
Q2/2022 | Release date | Q4/2022 |
8800 $ | Release price | 4598 $ |
show more data | show more data | |
AMD EPYC 7773X
64C 128T @ 3.50 GHz |
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AMD EPYC 9454P
48C 96T @ 3.80 GHz |
AMD EPYC 7773X
64C 128T @ 3.50 GHz |
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AMD EPYC 9454P
48C 96T @ 3.80 GHz |
AMD EPYC 7773X
64C 128T @ 3.50 GHz |
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AMD EPYC 9454P
48C 96T @ 3.80 GHz |
AMD EPYC 7773X
64C 128T @ 3.50 GHz |
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AMD EPYC 9454P
48C 96T @ 3.80 GHz |
AMD EPYC 7773X
64C 128T @ 2.20 GHz |
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AMD EPYC 9454P
48C 96T @ 3.65 GHz |
AMD EPYC 7773X
64C 128T @ 2.20 GHz |
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AMD EPYC 9454P
48C 96T @ 3.65 GHz |
Devices using this processor |
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AMD EPYC 7773X | AMD EPYC 9454P |
Unknown | Unknown |