Intel Xeon Platinum 8458P | AMD Ryzen 9 3950X | |
CPU comparisonIntel Xeon Platinum 8458P or AMD Ryzen 9 3950X - 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 Platinum 8458P has 44 cores with 88 threads and clocks with a maximum frequency of 3.80 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Platinum 8458P was released in Q1/2023. The AMD Ryzen 9 3950X has 16 cores with 32 threads and clocks with a maximum frequency of 4.70 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The AMD Ryzen 9 3950X was released in Q3/2019. |
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Intel Xeon Platinum (89) | Family | AMD Ryzen 9 (40) |
Intel Xeon Platinum 8400 (18) | CPU group | AMD Ryzen 3000 (15) |
4 | Generation | 3 |
Sapphire Rapids | Architecture | Matisse (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen 9 5950X |
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CPU Cores and Base FrequencyThe Intel Xeon Platinum 8458P has 44 CPU cores and can calculate 88 threads in parallel. The clock frequency of the Intel Xeon Platinum 8458P is 2.70 GHz (3.80 GHz) while the AMD Ryzen 9 3950X has 16 CPU cores and 32 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 3950X is at 3.50 GHz (4.70 GHz). |
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Intel Xeon Platinum 8458P | Characteristic | AMD Ryzen 9 3950X |
44 | Cores | 16 |
88 | Threads | 32 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.70 GHz | Frequency | 3.50 GHz |
3.80 GHz | Turbo Frequency (1 Core) | 4.70 GHz |
-- | Turbo Frequency (All Cores) | 4.00 GHz |
Memory & PCIeThe Intel Xeon Platinum 8458P can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 307.2 GB/s. The AMD Ryzen 9 3950X supports up to 128 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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Intel Xeon Platinum 8458P | Characteristic | AMD Ryzen 9 3950X |
DDR5-4400, DDR5-4800 | Memory | DDR4-3200 |
4096 GB | Max. Memory | 128 GB |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
307.2 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
82.50 MB | L3 Cache | 64.00 MB |
5.0 | PCIe version | 4.0 |
80 | PCIe lanes | 20 |
315.0 GB/s | PCIe Bandwidth | 39.4 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Xeon Platinum 8458P is 350 W, while the AMD Ryzen 9 3950X has a TDP of 105 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Xeon Platinum 8458P | Characteristic | AMD Ryzen 9 3950X |
350 W | TDP (PL1 / PBP) | 105 W |
-- | TDP (PL2) | 142 W |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe Intel Xeon Platinum 8458P is manufactured in 10 nm and has 82.50 MB cache. The AMD Ryzen 9 3950X is manufactured in 7 nm and has a 64.00 MB cache. |
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Intel Xeon Platinum 8458P | Characteristic | AMD Ryzen 9 3950X |
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 | AM4 (PGA 1331) |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q1/2023 | Release date | Q3/2019 |
6759 $ | Release price | 650 $ |
show more data | show more data | |
Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 3.50 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz |
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AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
Devices using this processor |
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Intel Xeon Platinum 8458P | AMD Ryzen 9 3950X |
Unknown | Memory PC High End Gaming PC AMD Ryzen 9 3950X Kiebel Gamer-PC Loki [184903] |