Intel Core i9-9920X | AMD EPYC 7542 | |
CPU comparisonIntel Core i9-9920X or AMD EPYC 7542 - 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 Intel Core i9-9920X has 12 cores with 24 threads and clocks with a maximum frequency of 4.50 GHz. Up to 128 GB of memory is supported in 4 memory channels. The Intel Core i9-9920X was released in Q4/2018. The AMD EPYC 7542 has 32 cores with 64 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7542 was released in Q3/2019. |
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Intel Core i9 (78) | Family | AMD EPYC (129) |
Intel Core i 9000X (8) | CPU group | AMD EPYC 7002 (24) |
9 | Generation | 2 |
Skylake X Refresh | Architecture | Rome (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
Intel Core i9-7920X | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i9-9920X has 12 CPU cores and can calculate 24 threads in parallel. The clock frequency of the Intel Core i9-9920X is 3.50 GHz (4.50 GHz) while the AMD EPYC 7542 has 32 CPU cores and 64 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7542 is at 2.90 GHz (3.40 GHz). |
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Intel Core i9-9920X | Characteristic | AMD EPYC 7542 |
12 | Cores | 32 |
24 | Threads | 64 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.50 GHz | Frequency | 2.90 GHz |
4.50 GHz | Turbo Frequency (1 Core) | 3.40 GHz |
4.30 GHz | Turbo Frequency (All Cores) | 3.20 GHz |
Memory & PCIeThe Intel Core i9-9920X can use up to 128 GB of memory in 4 memory channels. The maximum memory bandwidth is 85.4 GB/s. The AMD EPYC 7542 supports up to GB of memory in 8 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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Intel Core i9-9920X | Characteristic | AMD EPYC 7542 |
DDR4-2666 | Memory | DDR4-3200 |
128 GB | Max. Memory | |
4 (Quad Channel) | Memory channels | 8 (Octa Channel) |
85.4 GB/s | Max. Bandwidth | 51.2 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
19.00 MB | L3 Cache | 128.00 MB |
3.0 | PCIe version | 4.0 |
44 | PCIe lanes | 128 |
43.3 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i9-9920X is 165 W, while the AMD EPYC 7542 has a TDP of 225 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core i9-9920X | Characteristic | AMD EPYC 7542 |
165 W | TDP (PL1 / PBP) | 225 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
92 °C | Tjunction max. | -- |
Technical detailsThe Intel Core i9-9920X is manufactured in 14 nm and has 19.00 MB cache. The AMD EPYC 7542 is manufactured in 7 nm and has a 128.00 MB cache. |
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Intel Core i9-9920X | Characteristic | AMD EPYC 7542 |
14 nm | Technology | 7 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2, AVX-512 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
LGA 2066 | Socket | SP3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q4/2018 | Release date | Q3/2019 |
1189 $ | Release price | 6000 $ |
show more data | show more data | |
Intel Core i9-9920X
12C 24T @ 4.50 GHz |
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AMD EPYC 7542
32C 64T @ 3.40 GHz |
Intel Core i9-9920X
12C 24T @ 4.30 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Intel Core i9-9920X
12C 24T @ 4.50 GHz |
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AMD EPYC 7542
32C 64T @ 3.40 GHz |
Intel Core i9-9920X
12C 24T @ 4.30 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Intel Core i9-9920X
12C 24T @ 4.50 GHz |
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AMD EPYC 7542
32C 64T @ 3.40 GHz |
Intel Core i9-9920X
12C 24T @ 4.30 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Intel Core i9-9920X
12C 24T @ 4.30 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Intel Core i9-9920X
12C 24T @ 4.30 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Intel Core i9-9920X
12C 24T @ 3.50 GHz |
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AMD EPYC 7542
32C 64T @ 2.90 GHz |
Intel Core i9-9920X
12C 24T @ 4.50 GHz |
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AMD EPYC 7542
32C 64T @ 3.40 GHz |
Intel Core i9-9920X
12C 24T @ 4.30 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Devices using this processor |
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Intel Core i9-9920X | AMD EPYC 7542 |
Unknown | Unknown |