Intel Core2 Duo E6420 vs AMD EPYC 7451
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CPU comparison with benchmarks
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| Intel Core2 Duo E6420 | AMD EPYC 7451 | |
CPU comparisonIntel Core2 Duo E6420 or AMD EPYC 7451 - 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 Core2 Duo E6420 has 2 cores with 2 threads and clocks with a maximum frequency of 2.13 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core2 Duo E6420 was released in Q2/2007. The AMD EPYC 7451 has 24 cores with 48 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7451 was released in Q3/2017. |
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| Intel Core2 Duo (29) | Family | AMD EPYC (129) |
| Intel Core 2 Duo E4000/E6000 (15) | CPU group | AMD EPYC 7001 (12) |
| 1 | Generation | 1 |
| Conroe (Core) | Architecture | Naples (Zen) |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core2 Duo E6420 is a 2 core processor with a clock frequency of 2.13 GHz. The AMD EPYC 7451 has 24 CPU cores with a clock frequency of 2.30 GHz (3.20 GHz). |
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| Intel Core2 Duo E6420 | Characteristic | AMD EPYC 7451 |
| 2 | Cores | 24 |
| 2 | Threads | 48 |
| normal | Core architecture | normal |
| No | Hyperthreading | Yes |
| Yes | Overclocking ? | No |
| 2.13 GHz | Frequency | 2.30 GHz |
| -- | Turbo Frequency (1 Core) | 3.20 GHz |
| -- | Turbo Frequency (All Cores) | 2.90 GHz |
Memory & PCIeThe Intel Core2 Duo E6420 supports a maximum of 16 GB of memory in 2 memory channels. The AMD EPYC 7451 can connect up to GB of memory in 8 memory channels. |
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| Intel Core2 Duo E6420 | Characteristic | AMD EPYC 7451 |
| DDR3-1333, DDR2-1066 | Memory | DDR4-2666 |
| 16 GB | Max. Memory | |
| 2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
| 21.3 GB/s | Max. Bandwidth | 170.6 GB/s |
| No | ECC | Yes |
| 4.00 MB | L2 Cache | -- |
| -- | L3 Cache | 64.00 MB |
| -- | PCIe version | 3.0 |
| -- | PCIe lanes | 128 |
| -- | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core2 Duo E6420 has a TDP of 65 W, that of the AMD EPYC 7451 is 180 W. |
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| Intel Core2 Duo E6420 | Characteristic | AMD EPYC 7451 |
| 65 W | TDP (PL1 / PBP) | 180 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe Intel Core2 Duo E6420 has a 4.00 MB cache, while the AMD EPYC 7451 cache has a total of 64.00 MB. |
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| Intel Core2 Duo E6420 | Characteristic | AMD EPYC 7451 |
| 65 nm | Technology | 14 nm |
| Monolithic | Chip design | Chiplet |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| MMX, SSE, SSE2, SSE3 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
| LGA 775 | Socket | SP3 |
| VT-x | Virtualization | AMD-V, SVM |
| No | AES-NI | Yes |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q2/2007 | Release date | Q3/2017 |
| -- | Release price | 2400 $ |
| show more data | show more data | |
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24C 48T @ 2.30 GHz (3.20 GHz) buy now on Amazon and save!
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Core2 Duo E6420
2C 2T @ 2.13 GHz |
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AMD EPYC 7451
24C 48T @ 3.20 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Intel Core2 Duo E6420
2C 2T @ 2.13 GHz |
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AMD EPYC 7451
24C 48T @ 2.90 GHz |
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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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Intel Core2 Duo E6420
2C 2T @ 2.13 GHz |
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AMD EPYC 7451
24C 48T @ 2.90 GHz |
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Cinebench R20 (Single-Core)
Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Core2 Duo E6420
2C 2T @ 2.13 GHz |
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AMD EPYC 7451
24C 48T @ 3.20 GHz |
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Cinebench R20 (Multi-Core)
Cinebench R20 is the successor of Cinebench R15 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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Intel Core2 Duo E6420
2C 2T @ 2.13 GHz |
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AMD EPYC 7451
24C 48T @ 2.90 GHz |
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Cinebench R15 (Single-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 single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Core2 Duo E6420
2C 2T @ 2.13 GHz |
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AMD EPYC 7451
24C 48T @ 3.20 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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Intel Core2 Duo E6420
2C 2T @ 2.13 GHz |
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AMD EPYC 7451
24C 48T @ 2.90 GHz |
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Devices using this processor |
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| Intel Core2 Duo E6420 | AMD EPYC 7451 |
| Unknown | Unknown |
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