AMD Epyc 7702 vs AMD Phenom II X4 975
VS
AMD Epyc 7702
AMD Phenom II X4 975
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Epyc 7702
AMD Phenom II X4 975
Key Differences
|
AMD Epyc 7702 | AMD Phenom II X4 975 |
|---|---|---|
| Cores | 64 | 4 |
| CPU Threads | 128 | 4 |
| Base Clock Speed | 2GHz | 3.6GHz |
| Turbo Clock Speed | 3.35GHz | Not Known |
| TDP (THERMAL DESIGN POINT) | 200W | 125W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | Not Known | 54.0 |
Performance
|
AMD Epyc 7702 | AMD Phenom II X4 975 |
|---|---|---|
| CPU Speed & Cores | 64 x 2GHz | 4 x 3.6GHz |
| Number of CPU Threads | 128 | 4 |
| L2 Cache Size | 32MB | 2MB |
| L3 Cache Size | 256MB | 6MB |
| Turbo Boost Frequency | 3.35GHz | Not Known |
| L1 Cache Size | 4096KB | 512KB |
| L2 Core | 0.5MB/core | 0.5MB/core |
| L3 Core | 4MB/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 7702 | AMD Phenom II X4 975 |
|---|---|---|
| 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 7702 | AMD Phenom II X4 975 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 45nm |
| TDP (Thermal Design Point) | 200W | 125W |
| PCI Express Version | 4 | 2 |
| Does it have Integrated Graphics | No
|
No
|
| Transistor Count | Not Known | 758 million |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
AMD Epyc 7702 | AMD Phenom II X4 975 |
|---|---|---|
| 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 7702 | AMD Phenom II X4 975 |
|---|---|---|
| PassMark Score | 71859 | 4697 |
| PassMark Score (Single Thread) | 2096 | 1285 |
| 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 |
| PassMark Score (Overclocked) | Not Known | 5208 |
| CPU Performance (Per Watt) | Not Known | 54.0 |
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