Intel Xeon Gold 6142F | AMD EPYC 7643 | |
CPU comparisonIntel Xeon Gold 6142F or AMD EPYC 7643 - 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 6142F has 16 cores with 32 threads and clocks with a maximum frequency of 3.70 GHz. Up to 768 GB of memory is supported in 6 memory channels. The Intel Xeon Gold 6142F was released in Q3/2017. The AMD EPYC 7643 has 48 cores with 96 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The AMD EPYC 7643 was released in Q1/2021. |
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Intel Xeon Gold (163) | Family | AMD EPYC (129) |
Intel Xeon Gold 5100/6100 (34) | CPU group | AMD EPYC 7003 (29) |
1 | Generation | 3 |
Skylake | Architecture | Milan (Zen 3) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | AMD EPYC 7642 |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon Gold 6142F has 16 CPU cores and can calculate 32 threads in parallel. The clock frequency of the Intel Xeon Gold 6142F is 2.60 GHz (3.70 GHz) while the AMD EPYC 7643 has 48 CPU cores and 96 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7643 is at 2.30 GHz (3.60 GHz). |
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Intel Xeon Gold 6142F | Characteristic | AMD EPYC 7643 |
16 | Cores | 48 |
32 | Threads | 96 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.60 GHz | Frequency | 2.30 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 3.60 GHz |
2.90 GHz | Turbo Frequency (All Cores) | 3.40 GHz |
Memory & PCIeThe Intel Xeon Gold 6142F can use up to 768 GB of memory in 6 memory channels. The maximum memory bandwidth is 128.1 GB/s. The AMD EPYC 7643 supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 204.8 GB/s. |
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Intel Xeon Gold 6142F | Characteristic | AMD EPYC 7643 |
DDR4-2666 | Memory | DDR4-3200 |
768 GB | Max. Memory | 4096 GB |
6 (Hexa Channel) | Memory channels | 8 (Octa Channel) |
128.1 GB/s | Max. Bandwidth | 204.8 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
22.00 MB | L3 Cache | 256.00 MB |
3.0 | PCIe version | 4.0 |
48 | PCIe lanes | 128 |
47.3 GB/s | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Xeon Gold 6142F is 160 W, while the AMD EPYC 7643 has a TDP of 240 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Xeon Gold 6142F | Characteristic | AMD EPYC 7643 |
160 W | TDP (PL1 / PBP) | 240 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 225 W |
-- | Tjunction max. | -- |
Technical detailsThe Intel Xeon Gold 6142F is manufactured in 14 nm and has 22.00 MB cache. The AMD EPYC 7643 is manufactured in 7 nm and has a 256.00 MB cache. |
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Intel Xeon Gold 6142F | Characteristic | AMD EPYC 7643 |
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 3647 | Socket | SP3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2017 | Release date | Q1/2021 |
5900 $ | Release price | 4995 $ |
show more data | show more data | |
Intel Xeon Gold 6142F
16C 32T @ 3.70 GHz |
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AMD EPYC 7643
48C 96T @ 3.60 GHz |
Intel Xeon Gold 6142F
16C 32T @ 2.90 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
Intel Xeon Gold 6142F
16C 32T @ 3.70 GHz |
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AMD EPYC 7643
48C 96T @ 3.60 GHz |
Intel Xeon Gold 6142F
16C 32T @ 2.90 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
Intel Xeon Gold 6142F
16C 32T @ 2.90 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
Intel Xeon Gold 6142F
16C 32T @ 3.70 GHz |
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AMD EPYC 7643
48C 96T @ 3.60 GHz |
Intel Xeon Gold 6142F
16C 32T @ 2.90 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
Devices using this processor |
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Intel Xeon Gold 6142F | AMD EPYC 7643 |
Unknown | Unknown |