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Intel Xeon D-1521 | AMD Ryzen Threadripper 1900X | |
CPU comparisonIntel Xeon D-1521 or AMD Ryzen Threadripper 1900X - 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 D-1521 has 4 cores with 8 threads and clocks with a maximum frequency of 2.70 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Xeon D-1521 was released in Q4/2015. The AMD Ryzen Threadripper 1900X has 8 cores with 16 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to GB of memory in 4 memory channels. The AMD Ryzen Threadripper 1900X was released in Q3/2017. |
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Intel Xeon D (79) | Family | AMD Ryzen Threadripper (13) |
Intel Xeon D-1500 (22) | CPU group | AMD Ryzen Threadripper 1000 (3) |
1 | Generation | 1 |
Broadwell | Architecture | Whitehaven (Zen) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon D-1521 is a 4 core processor with a clock frequency of 2.40 GHz (2.70 GHz). The AMD Ryzen Threadripper 1900X has 8 CPU cores with a clock frequency of 3.80 GHz (4.00 GHz). |
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Intel Xeon D-1521 | Characteristic | AMD Ryzen Threadripper 1900X |
4 | Cores | 8 |
8 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.40 GHz | Frequency | 3.80 GHz |
2.70 GHz | Turbo Frequency (1 Core) | 4.00 GHz |
2.40 GHz | Turbo Frequency (All Cores) | 4.00 GHz |
Memory & PCIeThe Intel Xeon D-1521 supports a maximum of 128 GB of memory in 2 memory channels. The AMD Ryzen Threadripper 1900X can connect up to GB of memory in 4 memory channels. |
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Intel Xeon D-1521 | Characteristic | AMD Ryzen Threadripper 1900X |
DDR4-2133 | Memory | DDR4-2666 |
128 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
34.1 GB/s | Max. Bandwidth | 85.4 GB/s |
Yes | ECC | Yes |
6.00 MB | L2 Cache | 4.00 MB |
-- | L3 Cache | 16.00 MB |
3.0 | PCIe version | 3.0 |
32 | PCIe lanes | 64 |
31.5 GB/s | PCIe Bandwidth | 63.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon D-1521 has a TDP of 45 W, that of the AMD Ryzen Threadripper 1900X is 180 W. |
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Intel Xeon D-1521 | Characteristic | AMD Ryzen Threadripper 1900X |
45 W | TDP (PL1 / PBP) | 180 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Xeon D-1521 has a 6.00 MB cache, while the AMD Ryzen Threadripper 1900X cache has a total of 20.00 MB. |
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Intel Xeon D-1521 | Characteristic | AMD Ryzen Threadripper 1900X |
14 nm | Technology | 14 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
BGA 1667 | Socket | TR4 (SP3r2) |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q4/2015 | Release date | Q3/2017 |
216 $ | Release price | 549 $ |
show more data | show more data | |
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Intel Xeon D-1521
4C 8T @ 2.70 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.70 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.70 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 3.80 GHz |
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Intel Xeon D-1521
4C 8T @ 2.70 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
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Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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AMD Ryzen Threadripper 1900X
8C 16T @ 4.00 GHz |
Devices using this processor |
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Intel Xeon D-1521 | AMD Ryzen Threadripper 1900X |
Unknown | Unknown |