AMD Epyc 7551 vs AMD Phenom II X4 965
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AMD Epyc 7551
![AMD Epyc 7551 Image](https://7dfps.com/cpu/product-images//cpu/amd-epyc-7551.jpg)
AMD Phenom II X4 965
![AMD Phenom II X4 965 Image](https://7dfps.com/cpu/product-images//cpu/amd-phenom-ii-x4-965.jpg)
AMD Epyc 7551
AMD Phenom II X4 965
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AMD Epyc 7551 | AMD Phenom II X4 965 |
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Cores | 32 | 4 |
CPU Threads | 64 | 4 |
Base Clock Speed | 2GHz | 3.4GHz |
Turbo Clock Speed | 3GHz | Not Known |
TDP (THERMAL DESIGN POINT) | 180W | 125W |
Has integrated graphics | ![]() |
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Performance per watt | Not Known | 52.0 |
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AMD Epyc 7551 | AMD Phenom II X4 965 |
---|---|---|
CPU Speed & Cores | 32 x 2GHz | 4 x 3.4GHz |
Number of CPU Threads | 64 | 4 |
L2 Cache Size | 16MB | 2MB |
L3 Cache Size | 64MB | 6MB |
Turbo Boost Frequency | 3GHz | Not Known |
L1 Cache Size | 3072KB | 512KB |
L2 Core | 0.5MB/core | 0.5MB/core |
L3 Core | 2MB/core | 1.5MB/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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Clock Multiplier | Not Known | 17 |
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AMD Epyc 7551 | AMD Phenom II X4 965 |
---|---|---|
Has AES Support | ![]() |
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Supported SSE Version | 4.2 | 4 |
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 7551 | AMD Phenom II X4 965 |
---|---|---|
Has 64-bit Support | No Data Found | No Data Found |
Semiconductor Size | 14nm | 45nm |
TDP (Thermal Design Point) | 180W | 125W |
PCI Express Version | 3 | 2 |
Transistor Count | 19200 million | 758 million |
Does it have Integrated Graphics | ![]() |
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Supports Power Optimized L2 Cache | ![]() |
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AMD Epyc 7551 | AMD Phenom II X4 965 |
---|---|---|
RAM Memory Speed | 2666MHz | 1333MHz |
Max Memory Bandwidth | 341GB/s | 21.3GB/s |
Max Memory Channels | 8 | 2 |
Supported Memory Size | 2000GB | Not Known |
ECC (Error-Correcting Code) Memory Support | ![]() |
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DDR Type Memory Version | 4 | Not Known |
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AMD Epyc 7551 | AMD Phenom II X4 965 |
---|---|---|
PassMark Score | 19606 | 4306 |
PassMark Score (Single Thread) | 1660 | 1195 |
PassMark Score (Overclocked) | Not Known | 4903 |
CPU Performance (Per Watt) | Not Known | 52.0 |
Power Consumption Under High Load | Not Known | 174W |
Standard Power Consumption | Not Known | 89.7W |
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