Intel Xeon D-1521 | Intel Xeon E5-1680 v3 | |
CPU comparisonIntel Xeon D-1521 or Intel Xeon E5-1680 v3 - 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 Intel Xeon E5-1680 v3 has 8 cores with 16 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 768 GB of memory in 4 memory channels. The Intel Xeon E5-1680 v3 was released in Q3/2014. |
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Intel Xeon D (79) | Family | Intel Xeon E5 (71) |
Intel Xeon D-1500 (22) | CPU group | Intel Xeon E5 v3 (32) |
1 | Generation | 5 |
Broadwell | Architecture | Haswell E |
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 Intel Xeon E5-1680 v3 has 8 CPU cores with a clock frequency of 3.20 GHz (3.80 GHz). |
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Intel Xeon D-1521 | Characteristic | Intel Xeon E5-1680 v3 |
4 | Cores | 8 |
8 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.40 GHz | Frequency | 3.20 GHz |
2.70 GHz | Turbo Frequency (1 Core) | 3.80 GHz |
2.40 GHz | Turbo Frequency (All Cores) | 3.50 GHz |
Memory & PCIeThe Intel Xeon D-1521 supports a maximum of 128 GB of memory in 2 memory channels. The Intel Xeon E5-1680 v3 can connect up to 768 GB of memory in 4 memory channels. |
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Intel Xeon D-1521 | Characteristic | Intel Xeon E5-1680 v3 |
DDR4-2133 | Memory | DDR4-2133 |
128 GB | Max. Memory | 768 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
34.1 GB/s | Max. Bandwidth | 68.2 GB/s |
Yes | ECC | Yes |
6.00 MB | L2 Cache | -- |
-- | L3 Cache | 20.00 MB |
3.0 | PCIe version | 3.0 |
32 | PCIe lanes | 40 |
31.5 GB/s | PCIe Bandwidth | 39.4 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 Intel Xeon E5-1680 v3 is 140 W. |
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Intel Xeon D-1521 | Characteristic | Intel Xeon E5-1680 v3 |
45 W | TDP (PL1 / PBP) | 140 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Xeon D-1521 has a 6.00 MB cache, while the Intel Xeon E5-1680 v3 cache has a total of 20.00 MB. |
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Intel Xeon D-1521 | Characteristic | Intel Xeon E5-1680 v3 |
14 nm | Technology | 22 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2, AVX2 |
BGA 1667 | Socket | LGA 2011-3 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q4/2015 | Release date | Q3/2014 |
216 $ | Release price | -- |
show more data | show more data | |
Intel Xeon D-1521
4C 8T @ 2.70 GHz |
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Intel Xeon E5-1680 v3
8C 16T @ 3.80 GHz |
Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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Intel Xeon E5-1680 v3
8C 16T @ 3.50 GHz |
Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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Intel Xeon E5-1680 v3
8C 16T @ 3.50 GHz |
Intel Xeon D-1521
4C 8T @ 2.70 GHz |
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Intel Xeon E5-1680 v3
8C 16T @ 3.80 GHz |
Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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Intel Xeon E5-1680 v3
8C 16T @ 3.50 GHz |
Intel Xeon D-1521
4C 8T @ 2.70 GHz |
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Intel Xeon E5-1680 v3
8C 16T @ 3.80 GHz |
Intel Xeon D-1521
4C 8T @ 2.40 GHz |
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Intel Xeon E5-1680 v3
8C 16T @ 3.50 GHz |
Devices using this processor |
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Intel Xeon D-1521 | Intel Xeon E5-1680 v3 |
Unknown | Unknown |