AMD Ryzen 7 3800XT | AMD EPYC 9634 | |
CPU comparisonAMD Ryzen 7 3800XT or AMD EPYC 9634 - 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 3800XT has 8 cores with 16 threads and clocks with a maximum frequency of 4.70 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 3800XT was released in Q2/2020. The AMD EPYC 9634 has 84 cores with 168 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9634 was released in Q4/2022. |
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AMD Ryzen 7 (67) | Family | AMD EPYC (129) |
AMD Ryzen 3000 (15) | CPU group | AMD EPYC 9004 (21) |
3 | Generation | 4 |
Matisse (Zen 2) | Architecture | Genoa / Genoa-X (Zen 4) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 7 3800XT has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 3800XT is 4.20 GHz (4.70 GHz) while the AMD EPYC 9634 has 84 CPU cores and 168 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9634 is at 2.25 GHz (3.70 GHz). |
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AMD Ryzen 7 3800XT | Characteristic | AMD EPYC 9634 |
8 | Cores | 84 |
16 | Threads | 168 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
4.20 GHz | Frequency | 2.25 GHz |
4.70 GHz | Turbo Frequency (1 Core) | 3.70 GHz |
4.50 GHz | Turbo Frequency (All Cores) | 3.10 GHz |
Memory & PCIeThe AMD Ryzen 7 3800XT can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD EPYC 9634 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 Ryzen 7 3800XT | Characteristic | AMD EPYC 9634 |
DDR4-3200 | Memory | DDR5-4800 |
128 GB | Max. Memory | 6144 GB |
2 (Dual Channel) | Memory channels | 12 |
51.2 GB/s | Max. Bandwidth | 460.8 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 84.00 MB |
32.00 MB | L3 Cache | 384.00 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 3800XT is 105 W, while the AMD EPYC 9634 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 Ryzen 7 3800XT | Characteristic | AMD EPYC 9634 |
105 W | TDP (PL1 / PBP) | 290 W |
-- | TDP (PL2) | -- |
-- | TDP up | 300 W |
-- | TDP down | 240 W |
95 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 7 3800XT is manufactured in 7 nm and has 32.00 MB cache. The AMD EPYC 9634 is manufactured in 5 nm and has a 468.00 MB cache. |
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AMD Ryzen 7 3800XT | Characteristic | AMD EPYC 9634 |
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 |
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 |
Q2/2020 | Release date | Q4/2022 |
-- | Release price | 10304 $ |
show more data | show more data | |
AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz |
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AMD EPYC 9634
84C 168T @ 3.70 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz |
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AMD EPYC 9634
84C 168T @ 3.70 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz |
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AMD EPYC 9634
84C 168T @ 3.70 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.50 GHz |
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AMD EPYC 9634
84C 168T @ 3.10 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz |
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AMD EPYC 9634
84C 168T @ 3.70 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.50 GHz |
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AMD EPYC 9634
84C 168T @ 3.10 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz |
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AMD EPYC 9634
84C 168T @ 3.70 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.50 GHz |
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AMD EPYC 9634
84C 168T @ 3.10 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz |
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AMD EPYC 9634
84C 168T @ 3.70 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.50 GHz |
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AMD EPYC 9634
84C 168T @ 3.10 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.50 GHz |
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AMD EPYC 9634
84C 168T @ 3.10 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.50 GHz |
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AMD EPYC 9634
84C 168T @ 3.10 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.20 GHz |
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AMD EPYC 9634
84C 168T @ 2.25 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.70 GHz |
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AMD EPYC 9634
84C 168T @ 3.70 GHz |
AMD Ryzen 7 3800XT
8C 16T @ 4.50 GHz |
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AMD EPYC 9634
84C 168T @ 3.10 GHz |
Devices using this processor |
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AMD Ryzen 7 3800XT | AMD EPYC 9634 |
Unknown | Unknown |