Intel Xeon Gold 6438M | AMD EPYC 7542 | |
CPU comparisonIntel Xeon Gold 6438M 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 Xeon Gold 6438M has 32 cores with 64 threads and clocks with a maximum frequency of 3.90 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 6438M was released in Q1/2023. 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 Xeon Gold (163) | Family | AMD EPYC (129) |
Intel Xeon Gold 5400/6400 (25) | CPU group | AMD EPYC 7002 (24) |
4 | Generation | 2 |
Sapphire Rapids | Architecture | Rome (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon Gold 6438M has 32 CPU cores and can calculate 64 threads in parallel. The clock frequency of the Intel Xeon Gold 6438M is 2.20 GHz (3.90 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 Xeon Gold 6438M | Characteristic | AMD EPYC 7542 |
32 | Cores | 32 |
64 | Threads | 64 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.20 GHz | Frequency | 2.90 GHz |
3.90 GHz | Turbo Frequency (1 Core) | 3.40 GHz |
-- | Turbo Frequency (All Cores) | 3.20 GHz |
Memory & PCIeThe Intel Xeon Gold 6438M can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 307.2 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 Xeon Gold 6438M | Characteristic | AMD EPYC 7542 |
DDR5-4400, DDR5-4800 | Memory | DDR4-3200 |
4096 GB | Max. Memory | |
8 (Octa Channel) | Memory channels | 8 (Octa Channel) |
307.2 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
60.00 MB | L3 Cache | 128.00 MB |
5.0 | PCIe version | 4.0 |
80 | PCIe lanes | 128 |
315.0 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Xeon Gold 6438M is 205 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 Xeon Gold 6438M | Characteristic | AMD EPYC 7542 |
205 W | TDP (PL1 / PBP) | 225 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Xeon Gold 6438M is manufactured in 10 nm and has 60.00 MB cache. The AMD EPYC 7542 is manufactured in 7 nm and has a 128.00 MB cache. |
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Intel Xeon Gold 6438M | Characteristic | AMD EPYC 7542 |
10 nm | Technology | 7 nm |
Chiplet | 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 4677 | Socket | SP3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows, Linux | Operating systems | Windows 10, Linux |
Q1/2023 | Release date | Q3/2019 |
3273 $ | Release price | 6000 $ |
show more data | show more data | |
Intel Xeon Gold 6438M
32C 64T @ 3.90 GHz |
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AMD EPYC 7542
32C 64T @ 3.40 GHz |
Intel Xeon Gold 6438M
32C 64T @ 2.20 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Intel Xeon Gold 6438M
32C 64T @ 3.90 GHz |
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AMD EPYC 7542
32C 64T @ 3.40 GHz |
Intel Xeon Gold 6438M
32C 64T @ 2.20 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Intel Xeon Gold 6438M
32C 64T @ 3.90 GHz |
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AMD EPYC 7542
32C 64T @ 3.40 GHz |
Intel Xeon Gold 6438M
32C 64T @ 2.20 GHz |
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AMD EPYC 7542
32C 64T @ 3.20 GHz |
Devices using this processor |
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Intel Xeon Gold 6438M | AMD EPYC 7542 |
Unknown | Unknown |