AMD Epyc 7642 vs AMD Athlon X4 845
VS
AMD Epyc 7642
AMD Athlon X4 845
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Epyc 7642
AMD Athlon X4 845
Key Differences
|
AMD Epyc 7642 | AMD Athlon X4 845 |
|---|---|---|
| Cores | 48 | 4 |
| CPU Threads | 96 | 4 |
| Base Clock Speed | 2.3GHz | 3.5GHz |
| Turbo Clock Speed | 3.3GHz | 3.8GHz |
| TDP (THERMAL DESIGN POINT) | 225W | 65W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | Not Known | Not Known |
Performance
|
AMD Epyc 7642 | AMD Athlon X4 845 |
|---|---|---|
| CPU Speed & Cores | 48 x 2.3GHz | 4 x 3.5GHz |
| Number of CPU Threads | 96 | 4 |
| L2 Cache Size | 24MB | 2MB |
| L3 Cache Size | 256MB | Not Known |
| Turbo Boost Frequency | 3.3GHz | 3.8GHz |
| L1 Cache Size | 3072KB | 192KB |
| L2 Core | 0.5MB/core | 0.5MB/core |
| L3 Core | 5.33MB/core | Not Known |
| Does it have an unlocked multiplier | No
|
No
|
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
| Turbo Core Tech Version | Not Known | 3 |
Features
|
AMD Epyc 7642 | AMD Athlon X4 845 |
|---|---|---|
| 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
|
Yes
|
| Has Multithreading Tech Support | Yes
|
No
|
| Has NX Processor Bit Support | Yes
|
Yes
|
| Has FMA3 Instructions Support | Yes
|
Yes
|
| Supports CPU Throttling | No
|
Yes
|
| Supports ARM TrustZone Tech | No
|
No
|
General info
|
AMD Epyc 7642 | AMD Athlon X4 845 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 28nm |
| TDP (Thermal Design Point) | 225W | 65W |
| PCI Express Version | 4 | 3 |
| Does it have Integrated Graphics | No
|
No
|
| CPU Temperature | Not Known | 71.3°C |
| 3DMark06 Score | Not Known | No Data Found |
| Supports Power Optimized L2 Cache | No
|
No Data Found |
Memory
|
AMD Epyc 7642 | AMD Athlon X4 845 |
|---|---|---|
| RAM Memory Speed | 3200MHz | 2133MHz |
| Max Memory Bandwidth | 190.7GB/s | Not Known |
| Max Memory Channels | 8 | 2 |
| Supported Memory Size | 4000GB | Not Known |
| ECC (Error-Correcting Code) Memory Support | Yes
|
No
|
| DDR Type Memory Version | 4 | Not Known |
Benchmarks
|
AMD Epyc 7642 | AMD Athlon X4 845 |
|---|---|---|
| Power Consumption Under High Load | Not Known | No Data Found |
| Standard Power Consumption | Not Known | No Data Found |
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