AMD Ryzen 9 PRO 3900 | AMD EPYC 7343 | |
CPU comparisonAMD Ryzen 9 PRO 3900 or AMD EPYC 7343 - 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 9 PRO 3900 has 12 cores with 24 threads and clocks with a maximum frequency of 4.30 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 PRO 3900 was released in Q3/2019. The AMD EPYC 7343 has 16 cores with 32 threads and clocks with a maximum frequency of 3.90 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The AMD EPYC 7343 was released in Q1/2021. |
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AMD Ryzen 9 PRO (4) | Family | AMD EPYC (129) |
AMD Ryzen 3000 (15) | CPU group | AMD EPYC 7003 (29) |
3 | Generation | 3 |
Matisse (Zen 2) | Architecture | Milan (Zen 3) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 PRO 3900 is a 12 core processor with a clock frequency of 3.10 GHz (4.30 GHz). The AMD EPYC 7343 has 16 CPU cores with a clock frequency of 3.20 GHz (3.90 GHz). |
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AMD Ryzen 9 PRO 3900 | Characteristic | AMD EPYC 7343 |
12 | Cores | 16 |
24 | Threads | 32 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.10 GHz | Frequency | 3.20 GHz |
4.30 GHz | Turbo Frequency (1 Core) | 3.90 GHz |
-- | Turbo Frequency (All Cores) | 3.60 GHz |
Memory & PCIeThe AMD Ryzen 9 PRO 3900 supports a maximum of 128 GB of memory in 2 memory channels. The AMD EPYC 7343 can connect up to 4096 GB of memory in 8 memory channels. |
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AMD Ryzen 9 PRO 3900 | Characteristic | AMD EPYC 7343 |
DDR4-3200 | Memory | DDR4-3200 |
128 GB | Max. Memory | 4096 GB |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
51.2 GB/s | Max. Bandwidth | 204.8 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
64.00 MB | L3 Cache | 128.00 MB |
4.0 | PCIe version | 4.0 |
20 | PCIe lanes | 128 |
39.4 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 PRO 3900 has a TDP of 65 W, that of the AMD EPYC 7343 is 190 W. |
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AMD Ryzen 9 PRO 3900 | Characteristic | AMD EPYC 7343 |
65 W | TDP (PL1 / PBP) | 190 W |
-- | TDP (PL2) | -- |
-- | TDP up | 200 W |
-- | TDP down | 165 W |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 9 PRO 3900 has a 64.00 MB cache, while the AMD EPYC 7343 cache has a total of 128.00 MB. |
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AMD Ryzen 9 PRO 3900 | Characteristic | AMD EPYC 7343 |
7 nm | Technology | 7 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 | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
AM4 (PGA 1331) | Socket | SP3 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q3/2019 | Release date | Q1/2021 |
485 $ | Release price | 1565 $ |
show more data | show more data | |
AMD Ryzen 9 PRO 3900
12C 24T @ 4.30 GHz |
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AMD EPYC 7343
16C 32T @ 3.90 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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AMD EPYC 7343
16C 32T @ 3.60 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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AMD EPYC 7343
16C 32T @ 3.60 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 4.30 GHz |
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AMD EPYC 7343
16C 32T @ 3.90 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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AMD EPYC 7343
16C 32T @ 3.60 GHz |
AMD Ryzen 9 PRO 3900
12C 24T @ 3.10 GHz |
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AMD EPYC 7343
16C 32T @ 3.60 GHz |
Devices using this processor |
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AMD Ryzen 9 PRO 3900 | AMD EPYC 7343 |
Unknown | Unknown |