AMD Epyc 7702 vs AMD Epyc 7251
VS
AMD Epyc 7702
AMD Epyc 7251
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Epyc 7702
AMD Epyc 7251
Key Differences
|
AMD Epyc 7702 | AMD Epyc 7251 |
|---|---|---|
| Cores | 64 | 8 |
| CPU Threads | 128 | 16 |
| Base Clock Speed | 2GHz | 2.1GHz |
| Turbo Clock Speed | 3.35GHz | 2.9GHz |
| TDP (THERMAL DESIGN POINT) | 200W | 120W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | Not Known | Not Known |
Performance
|
AMD Epyc 7702 | AMD Epyc 7251 |
|---|---|---|
| CPU Speed & Cores | 64 x 2GHz | 8 x 2.1GHz |
| Number of CPU Threads | 128 | 16 |
| L2 Cache Size | 32MB | 4MB |
| L3 Cache Size | 256MB | 32MB |
| Turbo Boost Frequency | 3.35GHz | 2.9GHz |
| L1 Cache Size | 4096KB | 768KB |
| L2 Core | 0.5MB/core | 0.5MB/core |
| L3 Core | 4MB/core | 4MB/core |
| Does it have an unlocked multiplier | No
|
No
|
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
| Clock Multiplier | Not Known | 21 |
Features
|
AMD Epyc 7702 | AMD Epyc 7251 |
|---|---|---|
| Has AES Support |  Yes
|
Yes
|
| Supported SSE Version | 4.2 | 4.2 |
| Has AVX Support | Yes
|
Yes
|
| Has MMX Tech Support | Yes
|
Yes
|
| Has F16C Support | Yes
|
Yes
|
| Has FMA4 Instructions Support | No
|
No
|
| Has Multithreading Tech Support | Yes
|
No
|
| Has NX Processor Bit Support | Yes
|
Yes
|
| Has FMA3 Instructions Support | Yes
|
Yes
|
| Supports CPU Throttling | No
|
No
|
| Supports ARM TrustZone Tech | No
|
No
|
General info
|
AMD Epyc 7702 | AMD Epyc 7251 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 14nm |
| TDP (Thermal Design Point) | 200W | 120W |
| PCI Express Version | 4 | 3 |
| Does it have Integrated Graphics | No
|
No
|
| Transistor Count | Not Known | 19200 million |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
AMD Epyc 7702 | AMD Epyc 7251 |
|---|---|---|
| RAM Memory Speed | 3200MHz | 2400MHz |
| Max Memory Bandwidth | 190.7GB/s | 307GB/s |
| Max Memory Channels | 8 | 8 |
| Supported Memory Size | 4000GB | 2000GB |
| ECC (Error-Correcting Code) Memory Support | Yes
|
Yes
|
| DDR Type Memory Version | 4 | Not Known |
Benchmarks
|
AMD Epyc 7702 | AMD Epyc 7251 |
|---|---|---|
| PassMark Score | 71859 | 10771 |
| PassMark Score (Single Thread) | 2096 | 1523 |
| Cinebench R20 Score (Single Thread) | 391 | Not Known |
| Cinebench R20 Score (Multi-Thread) | 18857 | Not Known |
| Blender Score (Classroom) | 94.9seconds | Not Known |
| Blender Score (bmw27) | 34.5seconds | Not Known |
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