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AMD EPYC 7543 | AMD Ryzen Threadripper 7970X | |
CPU comparisonAMD EPYC 7543 or AMD Ryzen Threadripper 7970X - 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 7543 has 32 cores with 64 threads and clocks with a maximum frequency of 3.70 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7543 was released in Q1/2021. The AMD Ryzen Threadripper 7970X has 32 cores with 64 threads and clocks with a maximum frequency of 5.30 GHz. The CPU supports up to 1024 GB of memory in 4 memory channels. The AMD Ryzen Threadripper 7970X was released in Q4/2023. |
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AMD EPYC (129) | Family | AMD Ryzen Threadripper (13) |
AMD EPYC 7003 (29) | CPU group | AMD Ryzen Threadripper 7000 (3) |
3 | Generation | 5 |
Milan (Zen 3) | Architecture | Storm Peak (Zen 4) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7543 is a 32 core processor with a clock frequency of 2.80 GHz (3.70 GHz). The AMD Ryzen Threadripper 7970X has 32 CPU cores with a clock frequency of 4.00 GHz (5.30 GHz). |
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AMD EPYC 7543 | Characteristic | AMD Ryzen Threadripper 7970X |
32 | Cores | 32 |
64 | Threads | 64 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.80 GHz | Frequency | 4.00 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 5.30 GHz |
3.30 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD EPYC 7543 supports a maximum of 4096 GB of memory in 8 memory channels. The AMD Ryzen Threadripper 7970X can connect up to 1024 GB of memory in 4 memory channels. |
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AMD EPYC 7543 | Characteristic | AMD Ryzen Threadripper 7970X |
DDR4-3200 | Memory | DDR5-5200 |
4096 GB | Max. Memory | 1024 GB |
8 (Octa Channel) | Memory channels | 4 (Quad Channel) |
204.8 GB/s | Max. Bandwidth | 166.4 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 32.00 MB |
256.00 MB | L3 Cache | 128.00 MB |
4.0 | PCIe version | 5.0 |
128 | PCIe lanes | 48 |
252.0 GB/s | PCIe Bandwidth | 189.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 7543 has a TDP of 225 W, that of the AMD Ryzen Threadripper 7970X is 350 W. |
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AMD EPYC 7543 | Characteristic | AMD Ryzen Threadripper 7970X |
225 W | TDP (PL1 / PBP) | 350 W |
-- | TDP (PL2) | -- |
240 W | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe AMD EPYC 7543 has a 256.00 MB cache, while the AMD Ryzen Threadripper 7970X cache has a total of 160.00 MB. |
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AMD EPYC 7543 | Characteristic | AMD Ryzen Threadripper 7970X |
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 | SSE4A, SSE4.2, SSSE3, AVX2, AVX512, FMA3 |
SP3 | Socket | sTR5 |
AMD-V, SVM | Virtualization | AMD-V |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 11, Linux |
Q1/2021 | Release date | Q4/2023 |
3761 $ | Release price | 2990 $ |
show more data | show more data | |
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AMD EPYC 7543
32C 64T @ 3.70 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 5.30 GHz |
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AMD EPYC 7543
32C 64T @ 3.30 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 4.00 GHz |
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AMD EPYC 7543
32C 64T @ 3.70 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 5.30 GHz |
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AMD EPYC 7543
32C 64T @ 3.30 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 4.00 GHz |
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AMD EPYC 7543
32C 64T @ 3.70 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 5.30 GHz |
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AMD EPYC 7543
32C 64T @ 3.70 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 5.30 GHz |
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AMD EPYC 7543
32C 64T @ 3.70 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 5.30 GHz |
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AMD EPYC 7543
32C 64T @ 3.30 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 4.00 GHz |
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AMD EPYC 7543
32C 64T @ 3.70 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 5.30 GHz |
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AMD EPYC 7543
32C 64T @ 3.30 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 4.00 GHz |
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AMD EPYC 7543
32C 64T @ 3.30 GHz |
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AMD Ryzen Threadripper 7970X
32C 64T @ 4.00 GHz |
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AMD EPYC 7543
2.80 GHz |
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AMD Ryzen Threadripper 7970X
65,269 CB R23 MC @ 348 W |
Devices using this processor |
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AMD EPYC 7543 | AMD Ryzen Threadripper 7970X |
Unknown | Unknown |