AMD Epyc 7642 vs AMD Phenom II X4 980
VS
AMD Epyc 7642
AMD Phenom II X4 980
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Epyc 7642
AMD Phenom II X4 980
Key Differences
|
AMD Epyc 7642 | AMD Phenom II X4 980 |
|---|---|---|
| Cores | 48 | 4 |
| CPU Threads | 96 | 4 |
| Base Clock Speed | 2.3GHz | 3.7GHz |
| Turbo Clock Speed | 3.3GHz | Not Known |
| TDP (THERMAL DESIGN POINT) | 225W | 125W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | Not Known | 57.0 |
Performance
|
AMD Epyc 7642 | AMD Phenom II X4 980 |
|---|---|---|
| CPU Speed & Cores | 48 x 2.3GHz | 4 x 3.7GHz |
| Number of CPU Threads | 96 | 4 |
| L2 Cache Size | 24MB | 2MB |
| L3 Cache Size | 256MB | 6MB |
| Turbo Boost Frequency | 3.3GHz | Not Known |
| L1 Cache Size | 3072KB | 512KB |
| L2 Core | 0.5MB/core | 0.5MB/core |
| L3 Core | 5.33MB/core | 1.5MB/core |
| Does it have an unlocked multiplier | No
|
 Yes
|
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
| Clock Multiplier | Not Known | 18 |
Features
|
AMD Epyc 7642 | AMD Phenom II X4 980 |
|---|---|---|
| Has AES Support | Yes
|
No
|
| Supported SSE Version | 4.2 | 4 |
| Has AVX Support | Yes
|
No
|
| Has MMX Tech Support | Yes
|
Yes
|
| Has F16C Support | Yes
|
No
|
| Has FMA4 Instructions Support | No
|
No
|
| Has Multithreading Tech 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
|
General info
|
AMD Epyc 7642 | AMD Phenom II X4 980 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 45nm |
| TDP (Thermal Design Point) | 225W | 125W |
| PCI Express Version | 4 | 2 |
| Does it have Integrated Graphics | No
|
No
|
| Transistor Count | Not Known | 758 million |
| 3DMark06 Score | Not Known | No Data Found |
| Supports Power Optimized L2 Cache | No
|
No Data Found |
Memory
|
AMD Epyc 7642 | AMD Phenom II X4 980 |
|---|---|---|
| RAM Memory Speed | 3200MHz | 1333MHz |
| Max Memory Bandwidth | 190.7GB/s | 21.3GB/s |
| 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 Phenom II X4 980 |
|---|---|---|
| PassMark Score | Not Known | 4656 |
| PassMark Score (Single Thread) | Not Known | 1311 |
| PassMark Score (Overclocked) | Not Known | 5283 |
| CPU Performance (Per Watt) | Not Known | 57.0 |
| Power Consumption Under High Load | Not Known | 164.6W |
| Standard Power Consumption | Not Known | No Data Found |
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