AMD Ryzen Threadripper PRO 3975WX | Intel Core i7-4820K | |
CPU comparisonAMD Ryzen Threadripper PRO 3975WX or Intel Core i7-4820K - 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 Intel Core i7-4820K has 4 cores with 8 threads and clocks with a maximum frequency of 3.90 GHz. The CPU supports up to 64 GB of memory in 4 memory channels. The Intel Core i7-4820K was released in Q3/2013. |
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AMD Ryzen Threadripper PRO (15) | Family | Intel Core i7 Extreme Edition (24) |
AMD Ryzen Threadripper PRO 3000 (4) | CPU group | Intel Core i 4000X (3) |
3 | Generation | 4 |
Castle Peak (Zen 2) | Architecture | Ivy Bridge E |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
AMD Ryzen Threadripper PRO 5975WX | Successor | Intel Core i7-5820K |
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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 Intel Core i7-4820K has 4 CPU cores with a clock frequency of 3.70 GHz (3.90 GHz). |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | Intel Core i7-4820K |
32 | Cores | 4 |
64 | Threads | 8 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
3.50 GHz | Frequency | 3.70 GHz |
4.20 GHz | Turbo Frequency (1 Core) | 3.90 GHz |
3.75 GHz | Turbo Frequency (All Cores) | 3.80 GHz |
Memory & PCIeThe AMD Ryzen Threadripper PRO 3975WX supports a maximum of 2048 GB of memory in 8 memory channels. The Intel Core i7-4820K can connect up to 64 GB of memory in 4 memory channels. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | Intel Core i7-4820K |
DDR4-3200 | Memory | DDR3-1866 |
2048 GB | Max. Memory | 64 GB |
8 (Octa Channel) | Memory channels | 4 (Quad Channel) |
51.2 GB/s | Max. Bandwidth | 59.7 GB/s |
Yes | ECC | No |
16.00 MB | L2 Cache | -- |
128.00 MB | L3 Cache | 10.00 MB |
4.0 | PCIe version | 3.0 |
128 | PCIe lanes | 40 |
252.0 GB/s | PCIe Bandwidth | 39.4 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 Intel Core i7-4820K is 130 W. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | Intel Core i7-4820K |
280 W | TDP (PL1 / PBP) | 130 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen Threadripper PRO 3975WX has a 144.00 MB cache, while the Intel Core i7-4820K cache has a total of 10.00 MB. |
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AMD Ryzen Threadripper PRO 3975WX | Characteristic | Intel Core i7-4820K |
7 nm | Technology | 22 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.1, SSE4.2, AVX |
WRX8 (sWRX8) | Socket | LGA 2011 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q3/2020 | Release date | Q3/2013 |
2749 $ | Release price | 280 $ |
show more data | show more data | |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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Intel Core i7-4820K
4C 8T @ 3.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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Intel Core i7-4820K
4C 8T @ 3.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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Intel Core i7-4820K
4C 8T @ 3.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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Intel Core i7-4820K
4C 8T @ 3.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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Intel Core i7-4820K
4C 8T @ 3.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.50 GHz |
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Intel Core i7-4820K
4C 8T @ 3.70 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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Intel Core i7-4820K
4C 8T @ 3.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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Intel Core i7-4820K
4C 8T @ 3.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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Intel Core i7-4820K
4C 8T @ 3.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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Intel Core i7-4820K
4C 8T @ 3.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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Intel Core i7-4820K
4C 8T @ 3.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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Intel Core i7-4820K
4C 8T @ 3.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 4.20 GHz |
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Intel Core i7-4820K
4C 8T @ 3.90 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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Intel Core i7-4820K
4C 8T @ 3.80 GHz |
AMD Ryzen Threadripper PRO 3975WX
32C 64T @ 3.75 GHz |
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Intel Core i7-4820K
4C 8T @ 3.80 GHz |
Devices using this processor |
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AMD Ryzen Threadripper PRO 3975WX | Intel Core i7-4820K |
Unknown | Unknown |