AMD Ryzen Threadripper PRO 3975WX | AMD Ryzen Threadripper 3990X | |
CPU comparisonAMD Ryzen Threadripper PRO 3975WX or AMD Ryzen Threadripper 3990X - 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 AMD Ryzen Threadripper PRO 3975WX has 32 cores with 64 threads and clocks with a maximum frequency of 4.20 GHz. Up to 2048 GB of memory is supported in 8 memory channels. The AMD Ryzen Threadripper PRO 3975WX was released in Q3/2020. The AMD Ryzen Threadripper 3990X has 64 cores with 128 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 2048 GB of memory in 4 memory channels. The AMD Ryzen Threadripper 3990X was released in Q1/2020. |
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AMD Ryzen Threadripper PRO (15) | Family | AMD Ryzen Threadripper (13) |
AMD Ryzen Threadripper PRO 3000 (4) | CPU group | AMD Ryzen Threadripper 3000 (3) |
3 | Generation | 3 |
Castle Peak (Zen 2) | Architecture | Castle Peak (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | AMD Ryzen Threadripper 2990WX |
AMD Ryzen Threadripper PRO 5975WX | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen Threadripper PRO 3975WX is a 32 core processor with a clock frequency of 3.50 GHz (4.20 GHz). The AMD Ryzen Threadripper 3990X has 64 CPU cores with a clock frequency of 2.90 GHz (4.30 GHz). |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD Ryzen Threadripper 3990X |
32 | Cores | 64 |
64 | Threads | 128 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
3.50 GHz | Frequency | 2.90 GHz |
4.20 GHz | Turbo Frequency (1 Core) | 4.30 GHz |
3.75 GHz | Turbo Frequency (All Cores) | 3.20 GHz |
Memory & PCIeThe AMD Ryzen Threadripper PRO 3975WX supports a maximum of 2048 GB of memory in 8 memory channels. The AMD Ryzen Threadripper 3990X can connect up to 2048 GB of memory in 4 memory channels. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD Ryzen Threadripper 3990X |
DDR4-3200 | Memory | DDR4-3200 |
2048 GB | Max. Memory | 2048 GB |
8 (Octa Channel) | Memory channels | 4 (Quad Channel) |
51.2 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
16.00 MB | L2 Cache | 32.00 MB |
128.00 MB | L3 Cache | 256.00 MB |
4.0 | PCIe version | 4.0 |
128 | PCIe lanes | 64 |
252.0 GB/s | PCIe Bandwidth | 126.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen Threadripper PRO 3975WX has a TDP of 280 W, that of the AMD Ryzen Threadripper 3990X is 280 W. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD Ryzen Threadripper 3990X |
280 W | TDP (PL1 / PBP) | 280 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | 95 °C |
Technical detailsThe AMD Ryzen Threadripper PRO 3975WX has a 144.00 MB cache, while the AMD Ryzen Threadripper 3990X cache has a total of 288.00 MB. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | AMD Ryzen Threadripper 3990X |
7 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
WRX8 (sWRX8) | Socket | TRX4 (sTRX4) |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2020 | Release date | Q1/2020 |
2749 $ | Release price | 3990 $ |
show more data | show more data | |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.50 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 2.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz |
Devices using this processor |
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AMD Ryzen Threadripper PRO 3975WX | AMD Ryzen Threadripper 3990X |
Unknown | Unknown |