AMD Epyc 7551 vs AMD A4-3400
VS
AMD Epyc 7551
AMD A4-3400
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Epyc 7551
AMD A4-3400
Key Differences
|
AMD Epyc 7551 | AMD A4-3400 |
|---|---|---|
| Cores | 32 | 2 |
| CPU Threads | 64 | 2 |
| Base Clock Speed | 2GHz | 2.7GHz |
| Turbo Clock Speed | 3GHz | Not Known |
| TDP (THERMAL DESIGN POINT) | 180W | 65W |
| Has integrated graphics |  No
|
 Yes
|
| Performance per watt | Not Known | 53.0 |
Performance
|
AMD Epyc 7551 | AMD A4-3400 |
|---|---|---|
| CPU Speed & Cores | 32 x 2GHz | 2 x 2.7GHz |
| Number of CPU Threads | 64 | 2 |
| L2 Cache Size | 16MB | 0.5MB |
| L3 Cache Size | 64MB | Not Known |
| Turbo Boost Frequency | 3GHz | Not Known |
| L1 Cache Size | 3072KB | 256KB |
| L2 Core | 0.5MB/core | 0.25MB/core |
| L3 Core | 2MB/core | Not Known |
| Does it have an unlocked multiplier | No
|
No
|
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
Features
|
AMD Epyc 7551 | AMD A4-3400 |
|---|---|---|
| Has AES Support | Yes
|
No
|
| Supported SSE Version | 4.2 | 3 |
| Has AVX Support | Yes
|
No
|
| Has MMX Tech Support | Yes
|
Yes
|
| Has F16C Support | Yes
|
No
|
| Has NX Processor Bit Support | Yes
|
Yes
|
| Has FMA3 Instructions Support | Yes
|
No
|
| Supports CPU Throttling | No
|
Yes
|
| Supports ARM TrustZone Tech | No
|
No
|
| Has FMA4 Instructions Support | No
|
No
|
| Has Multithreading Tech Support | No
|
No
|
General info
|
AMD Epyc 7551 | AMD A4-3400 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 32nm |
| TDP (Thermal Design Point) | 180W | 65W |
| PCI Express Version | 3 | 2 |
| Transistor Count | 19200 million | 1178 million |
| Does it have Integrated Graphics | No
|
Yes
|
| GPU Base Clock Speed | Not Known | 600MHz |
| CPU Temperature | Not Known | 71.5°C |
| DirectX Version Info | Not Known | 11 |
| OpenGL Driver Version | Not Known | 4.2 |
| OpenGL Driver Version | Not Known | 1.2 |
| No. of Supported Displays | Not Known | 4 |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
AMD Epyc 7551 | AMD A4-3400 |
|---|---|---|
| RAM Memory Speed | 2666MHz | 1866MHz |
| Max Memory Bandwidth | 341GB/s | 29.8GB/s |
| Max Memory Channels | 8 | 2 |
| Supported Memory Size | 2000GB | 64GB |
| ECC (Error-Correcting Code) Memory Support | Yes
|
No
|
| DDR Type Memory Version | 4 | Not Known |
Benchmarks
|
AMD Epyc 7551 | AMD A4-3400 |
|---|---|---|
| PassMark Score | 19606 | 1636 |
| PassMark Score (Single Thread) | 1660 | 927 |
| PassMark Score (Overclocked) | Not Known | 2273 |
| CPU Performance (Per Watt) | Not Known | 53.0 |
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