AMD Epyc 7451 vs AMD Epyc 7281
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AMD Epyc 7451
![AMD Epyc 7451 Image](https://7dfps.com/cpu/product-images//cpu/amd-epyc-7451.jpg)
AMD Epyc 7281
![AMD Epyc 7281 Image](https://7dfps.com/cpu/product-images//cpu/amd-epyc-7281.jpg)
AMD Epyc 7451
AMD Epyc 7281
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AMD Epyc 7451 | AMD Epyc 7281 |
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Cores | 24 | 16 |
CPU Threads | 48 | 32 |
Base Clock Speed | 2.3GHz | 2.1GHz |
Turbo Clock Speed | 3.2GHz | 2.7GHz |
TDP (THERMAL DESIGN POINT) | 180W | 155W |
Has integrated graphics | ![]() |
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Performance per watt | Not Known | Not Known |
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AMD Epyc 7451 | AMD Epyc 7281 |
---|---|---|
CPU Speed & Cores | 24 x 2.3GHz | 16 x 2.1GHz |
Number of CPU Threads | 48 | 32 |
L2 Cache Size | 12MB | 8MB |
L3 Cache Size | 64MB | 32MB |
Turbo Boost Frequency | 3.2GHz | 2.7GHz |
L1 Cache Size | 2304KB | 1536KB |
L2 Core | 0.5MB/core | 0.5MB/core |
L3 Core | 2.67MB/core | 2MB/core |
Does it have an unlocked multiplier | ![]() |
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Uses ARM big.LITTLE tech | ![]() |
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Uses ARM HMP | ![]() |
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AMD Epyc 7451 | AMD Epyc 7281 |
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Has AES Support | ![]() |
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Supported SSE Version | 4.2 | 4.2 |
Has AVX Support | ![]() |
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Has MMX Tech Support | ![]() |
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Has F16C Support | ![]() |
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Has NX Processor Bit Support | ![]() |
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Has FMA3 Instructions Support | ![]() |
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Supports CPU Throttling | ![]() |
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Supports ARM TrustZone Tech | ![]() |
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Has FMA4 Instructions Support | ![]() |
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Has Multithreading Tech Support | ![]() |
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AMD Epyc 7451 | AMD Epyc 7281 |
---|---|---|
Has 64-bit Support | No Data Found | No Data Found |
Semiconductor Size | 14nm | 14nm |
TDP (Thermal Design Point) | 180W | 155W |
PCI Express Version | 3 | 3 |
Transistor Count | 19200 million | Not Known |
Does it have Integrated Graphics | ![]() |
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Supports Power Optimized L2 Cache | ![]() |
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AMD Epyc 7451 | AMD Epyc 7281 |
---|---|---|
RAM Memory Speed | 2666MHz | 2400MHz |
Max Memory Bandwidth | 341GB/s | 307GB/s |
Max Memory Channels | 8 | 8 |
Supported Memory Size | 2000GB | 2000GB |
ECC (Error-Correcting Code) Memory Support | ![]() |
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AMD Epyc 7451 | AMD Epyc 7281 |
---|---|---|
PassMark Score | 28957 | 12720 |
PassMark Score (Single Thread) | 1601 | 1429 |
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