Note: The information shown below is based on rumors and unoffical information. Technical details or benchmark results may be different in the final version of this processor. |
AMD Ryzen 7 5800X3D | AMD EPYC 9865 | |
CPU comparisonAMD Ryzen 7 5800X3D or AMD EPYC 9865 - 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 Ryzen 7 5800X3D has 8 cores with 16 threads and clocks with a maximum frequency of 4.50 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 5800X3D was released in Q4/2020. The AMD EPYC 9865 has 160 cores with 320 threads and clocks with a maximum frequency of 2.10 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9865 was released in Q4/2024. |
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AMD Ryzen 7 (70) | Family | AMD EPYC (129) |
AMD Ryzen 5000 (14) | CPU group | AMD EPYC 9005 (21) |
4 | Generation | 5 |
Vermeer (Zen 3) | Architecture | Turin (Zen 5 / Zen 5c) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
AMD Ryzen 7 7800X3D | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 7 5800X3D has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 5800X3D is 3.40 GHz (4.50 GHz) while the AMD EPYC 9865 has 160 CPU cores and 320 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9865 is at 2.10 GHz. |
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AMD Ryzen 7 5800X3D | Characteristic | AMD EPYC 9865 |
8 | Cores | 160 |
16 | Threads | 320 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
3.40 GHz | Frequency | 2.10 GHz |
4.50 GHz | Turbo Frequency (1 Core) | -- |
4.20 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD Ryzen 7 5800X3D can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD EPYC 9865 supports up to 6144 GB of memory in 12 memory channels and achieves a memory bandwidth of up to 480.0 GB/s. |
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AMD Ryzen 7 5800X3D | Characteristic | AMD EPYC 9865 |
DDR4-3200 | Memory | DDR5-6000 |
128 GB | Max. Memory | 6144 GB |
2 (Dual Channel) | Memory channels | 12 |
51.2 GB/s | Max. Bandwidth | 480.0 GB/s |
Yes | ECC | Yes |
4.00 MB | L2 Cache | -- |
96.00 MB | L3 Cache | 320.00 MB |
4.0 | PCIe version | 5.0 |
20 | PCIe lanes | 128 |
39.4 GB/s | PCIe Bandwidth | 504.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Ryzen 7 5800X3D is 105 W, while the AMD EPYC 9865 has a TDP of 400 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD Ryzen 7 5800X3D | Characteristic | AMD EPYC 9865 |
105 W | TDP (PL1 / PBP) | 400 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
90 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 7 5800X3D is manufactured in 7 nm and has 100.00 MB cache. The AMD EPYC 9865 is manufactured in 4 nm and has a 320.00 MB cache. |
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AMD Ryzen 7 5800X3D | Characteristic | AMD EPYC 9865 |
7 nm | Technology | 4 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 |
AM4 (PGA 1331) | Socket | SP5 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows Server 2022, Linux, Windows 11 |
Q4/2020 | Release date | Q4/2024 |
449 $ | Release price | -- |
show more data | show more data | |
AMD Ryzen 7 5800X3D
8C 16T @ 4.50 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.50 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.50 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.20 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.50 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.20 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.50 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.20 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.50 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.20 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.20 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.20 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.50 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
8C 16T @ 4.20 GHz |
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AMD EPYC 9865
160C 320T @ 2.10 GHzNot verified |
AMD Ryzen 7 5800X3D
15,125 CB R23 MC @ 96 W |
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AMD EPYC 9865
2.10 GHz Not verified |
Devices using this processor |
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AMD Ryzen 7 5800X3D | AMD EPYC 9865 |
Unknown | Unknown |