AMD EPYC 9745 vs AMD Opteron 3280
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Note: The information shown below is based on rumors and unoffical information. Technical details or benchmark results may be different in the final version of this processor. |
CPU comparison with benchmarks
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| AMD EPYC 9745 | AMD Opteron 3280 | |
CPU comparisonIn this CPU comparison, we compare the AMD EPYC 9745 and the AMD Opteron 3280 and use benchmarks to check which processor is faster.
We compare the AMD EPYC 9745 128 core processor released in Q4/2024 with the AMD Opteron 3280 which has 8 CPU cores and was introduced in Q1/2012. |
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| AMD EPYC (129) | Family | AMD Opteron (4) |
| AMD EPYC 9005 (21) | CPU group | AMD Opteron 3000 (1) |
| 5 | Generation | 1 |
| Turin (Zen 5 / Zen 5c) | Architecture | Zurich (Bulldozer) |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 9745 is a 128 core processor with a clock frequency of 2.30 GHz. The processor can compute 256 threads at the same time. The AMD Opteron 3280 clocks with 2.40 GHz (3.50 GHz), has 8 CPU cores and can calculate 8 threads in parallel. |
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| AMD EPYC 9745 | Characteristic | AMD Opteron 3280 |
| 128 | Cores | 8 |
| 256 | Threads | 8 |
| normal | Core architecture | normal |
| Yes | Hyperthreading | No |
| No | Overclocking ? | No |
| 2.30 GHz | Frequency | 2.40 GHz |
| -- | Turbo Frequency (1 Core) | 3.50 GHz |
| -- | Turbo Frequency (All Cores) | 2.70 GHz |
Memory & PCIeUp to 6144 GB of memory in a maximum of 12 memory channels is supported by the AMD EPYC 9745, while the AMD Opteron 3280 supports a maximum of GB of memory with a maximum memory bandwidth of 29.9 GB/s enabled. |
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| AMD EPYC 9745 | Characteristic | AMD Opteron 3280 |
| DDR5-6000 | Memory | DDR3-1866 |
| 6144 GB | Max. Memory | |
| 12 | Memory channels | 2 (Dual Channel) |
| 480.0 GB/s | Max. Bandwidth | 29.9 GB/s |
| Yes | ECC | Yes |
| -- | L2 Cache | -- |
| 512.00 MB | L3 Cache | 8.00 MB |
| 5.0 | PCIe version | 2.0 |
| 128 | PCIe lanes | 16 |
| 504.1 GB/s | PCIe Bandwidth | 8.0 GB/s |
Thermal ManagementThe AMD EPYC 9745 has a TDP of 400 W. The TDP of the AMD Opteron 3280 is 65 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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| AMD EPYC 9745 | Characteristic | AMD Opteron 3280 |
| 400 W | TDP (PL1 / PBP) | 65 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| 100 °C | Tjunction max. | -- |
Technical detailsThe AMD EPYC 9745 has 512.00 MB cache and is manufactured in 4 nm. The cache of AMD Opteron 3280 is at 8.00 MB. The processor is manufactured in 32 nm. |
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| AMD EPYC 9745 | Characteristic | AMD Opteron 3280 |
| 4 nm | Technology | 32 nm |
| Chiplet | Chip design | Unknown |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX |
| SP5 | Socket | AM3+ |
| AMD-V, SVM | Virtualization | AMD-V |
| Yes | AES-NI | Yes |
| Windows Server 2022, Linux, Windows 11 | Operating systems | Windows 10, Linux |
| Q4/2024 | Release date | Q1/2012 |
| -- | Release price | 229 $ |
| show more data | show more data | |
128C 256T @ 2.30 GHz buy now on Amazon and save!
8C 8T @ 2.40 GHz (3.50 GHz) buy now on Amazon and save!
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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AMD EPYC 9745
128C 256T @ 2.30 GHzNot verified |
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AMD Opteron 3280
8C 8T @ 2.70 GHz |
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Cinebench R15 (Multi-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD EPYC 9745
128C 256T @ 2.30 GHzNot verified |
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AMD Opteron 3280
8C 8T @ 2.70 GHz |
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Devices using this processor |
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| AMD EPYC 9745 | AMD Opteron 3280 |
| Unknown | Unknown |
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