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Intel Xeon Gold 6421N | AMD Ryzen Threadripper PRO 3995WX | |
CPU comparisonIntel Xeon Gold 6421N or AMD Ryzen Threadripper PRO 3995WX - 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 6421N has 32 cores with 64 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 6421N was released in Q1/2023. The AMD Ryzen Threadripper PRO 3995WX has 64 cores with 128 threads and clocks with a maximum frequency of 4.20 GHz. The CPU supports up to 2048 GB of memory in 8 memory channels. The AMD Ryzen Threadripper PRO 3995WX was released in Q1/2021. |
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Intel Xeon Gold (163) | Family | AMD Ryzen Threadripper PRO (15) |
Intel Xeon Gold 5400/6400 (25) | CPU group | AMD Ryzen Threadripper PRO 3000 (4) |
4 | Generation | 3 |
Sapphire Rapids | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen Threadripper PRO 5995WX |
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CPU Cores and Base FrequencyThe Intel Xeon Gold 6421N has 32 CPU cores and can calculate 64 threads in parallel. The clock frequency of the Intel Xeon Gold 6421N is 1.80 GHz (3.60 GHz) while the AMD Ryzen Threadripper PRO 3995WX has 64 CPU cores and 128 threads can calculate simultaneously. The clock frequency of the AMD Ryzen Threadripper PRO 3995WX is at 2.70 GHz (4.20 GHz). |
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Intel Xeon Gold 6421N | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
32 | Cores | 64 |
64 | Threads | 128 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
1.80 GHz | Frequency | 2.70 GHz |
3.60 GHz | Turbo Frequency (1 Core) | 4.20 GHz |
-- | Turbo Frequency (All Cores) | 3.00 GHz |
Memory & PCIeThe Intel Xeon Gold 6421N can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 281.6 GB/s. The AMD Ryzen Threadripper PRO 3995WX supports up to 2048 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 6421N | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
DDR5-4400 | Memory | DDR4-3200 |
4096 GB | Max. Memory | 2048 GB |
8 (Octa Channel) | Memory channels | 8 (Octa Channel) |
281.6 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 32.00 MB |
60.00 MB | L3 Cache | 256.00 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 6421N is 185 W, while the AMD Ryzen Threadripper PRO 3995WX has a TDP of 280 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Xeon Gold 6421N | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
185 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 95 °C |
Technical detailsThe Intel Xeon Gold 6421N is manufactured in 10 nm and has 60.00 MB cache. The AMD Ryzen Threadripper PRO 3995WX is manufactured in 7 nm and has a 288.00 MB cache. |
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Intel Xeon Gold 6421N | Characteristic | AMD Ryzen Threadripper PRO 3995WX |
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 | WRX8 (sWRX8) |
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 | Q1/2021 |
2368 $ | Release price | 5489 $ |
show more data | show more data | |
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Intel Xeon Gold 6421N
32C 64T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 1.80 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 1.80 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 1.80 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 3.60 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 1.80 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 1.80 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 1.80 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz |
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Intel Xeon Gold 6421N
32C 64T @ 1.80 GHz |
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AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 2.70 GHz |
Devices using this processor |
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Intel Xeon Gold 6421N | AMD Ryzen Threadripper PRO 3995WX |
Unknown | Unknown |