AMD EPYC 7281 | Intel Xeon Silver 4309Y | |
CPU comparisonIn this CPU comparison, we compare the AMD EPYC 7281 and the Intel Xeon Silver 4309Y and use benchmarks to check which processor is faster.
We compare the AMD EPYC 7281 16 core processor released in Q3/2017 with the Intel Xeon Silver 4309Y which has 8 CPU cores and was introduced in Q2/2021. |
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AMD EPYC (129) | Family | Intel Xeon Silver (32) |
AMD EPYC 7001 (12) | CPU group | Intel Xeon Silver 4300 (5) |
1 | Generation | 3 |
Naples (Zen) | Architecture | Ice Lake |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7281 is a 16 core processor with a clock frequency of 2.20 GHz (2.70 GHz). The processor can compute 32 threads at the same time. The Intel Xeon Silver 4309Y clocks with 2.80 GHz (3.60 GHz), has 8 CPU cores and can calculate 16 threads in parallel. |
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AMD EPYC 7281 | Characteristic | Intel Xeon Silver 4309Y |
16 | Cores | 8 |
32 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.20 GHz | Frequency | 2.80 GHz |
2.70 GHz | Turbo Frequency (1 Core) | 3.60 GHz |
2.70 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeUp to GB of memory in a maximum of 8 memory channels is supported by the AMD EPYC 7281, while the Intel Xeon Silver 4309Y supports a maximum of 6144 GB of memory with a maximum memory bandwidth of 170.8 GB/s enabled. |
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AMD EPYC 7281 | Characteristic | Intel Xeon Silver 4309Y |
DDR4-2666 | Memory | DDR4-2666 |
Max. Memory | 6144 GB | |
8 (Octa Channel) | Memory channels | 8 (Octa Channel) |
170.6 GB/s | Max. Bandwidth | 170.8 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
32.00 MB | L3 Cache | 12.00 MB |
3.0 | PCIe version | 4.0 |
128 | PCIe lanes | 64 |
126.1 GB/s | PCIe Bandwidth | 126.0 GB/s |
Thermal ManagementThe AMD EPYC 7281 has a TDP of 170 W. The TDP of the Intel Xeon Silver 4309Y is 105 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD EPYC 7281 | Characteristic | Intel Xeon Silver 4309Y |
170 W | TDP (PL1 / PBP) | 105 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7281 has 32.00 MB cache and is manufactured in 14 nm. The cache of Intel Xeon Silver 4309Y is at 12.00 MB. The processor is manufactured in 10 nm. |
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AMD EPYC 7281 | Characteristic | Intel Xeon Silver 4309Y |
14 nm | Technology | 10 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 | SSE4.2, AVX2, AVX-512 |
SP3 | Socket | LGA 4189 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2017 | Release date | Q2/2021 |
625 $ | Release price | 536 $ |
show more data | show more data | |
AMD EPYC 7281
16C 32T @ 2.70 GHz |
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Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
AMD EPYC 7281
16C 32T @ 2.70 GHz |
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Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
AMD EPYC 7281
16C 32T @ 2.70 GHz |
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Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
AMD EPYC 7281
16C 32T @ 2.70 GHz |
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Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
AMD EPYC 7281
16C 32T @ 2.70 GHz |
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Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
AMD EPYC 7281
16C 32T @ 2.70 GHz |
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Intel Xeon Silver 4309Y
8C 16T @ 3.60 GHz |
AMD EPYC 7281
16C 32T @ 2.70 GHz |
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Intel Xeon Silver 4309Y
8C 16T @ 2.80 GHz |
Devices using this processor |
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AMD EPYC 7281 | Intel Xeon Silver 4309Y |
Unknown | Unknown |