AMD Ryzen Threadripper 3990X vs AMD Phenom II N660
VS
AMD Ryzen Threadripper 3990X
AMD Phenom II N660
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Ryzen Threadripper 3990X
AMD Phenom II N660
Key Differences
|
AMD Ryzen Threadripper 3990X | AMD Phenom II N660 |
|---|---|---|
| Cores | 64 | 2 |
| CPU Threads | 128 | 2 |
| Base Clock Speed | 2.9GHz | 3GHz |
| Turbo Clock Speed | 4.3GHz | Not Known |
| TDP (THERMAL DESIGN POINT) | 280W | 35W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | 88.9 | Not Known |
Performance
|
AMD Ryzen Threadripper 3990X | AMD Phenom II N660 |
|---|---|---|
| CPU Speed & Cores | 64 x 2.9GHz | 2 x 3GHz |
| Number of CPU Threads | 128 | 2 |
| L2 Cache Size | 32MB | 2MB |
| L3 Cache Size | 256MB | Not Known |
| Turbo Boost Frequency | 4.3GHz | Not Known |
| L1 Cache Size | 4000KB | 256KB |
| L2 Core | 0.5MB/core | 1MB/core |
| Does it have an unlocked multiplier |  Yes
|
No
|
| L3 Core | 4MB/core | Not Known |
| Clock Multiplier | 29 | 15 |
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
Features
|
AMD Ryzen Threadripper 3990X | AMD Phenom II N660 |
|---|---|---|
| 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 Ryzen Threadripper 3990X | AMD Phenom II N660 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 7nm | 45nm |
| TDP (Thermal Design Point) | 280W | 35W |
| PCI Express Version | 4 | Not Known |
| CPU Temperature | 68°C | Not Known |
| Does it have Integrated Graphics | No
|
No
|
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
AMD Ryzen Threadripper 3990X | AMD Phenom II N660 |
|---|---|---|
| RAM Memory Speed | 3200MHz | 1333MHz |
| Max Memory Bandwidth | 95.37GB/s | Not Known |
| Max Memory Channels | 4 | Not Known |
| ECC (Error-Correcting Code) Memory Support | Yes
|
No
|
| DDR Type Memory Version | 4 | Not Known |
| Bus Frequency | Not Known | 1.8GHz |
Benchmarks
|
AMD Ryzen Threadripper 3990X | AMD Phenom II N660 |
|---|---|---|
| PassMark Score | 80633 | 1870 |
| PassMark Score (Single Thread) | 2551 | 961 |
| Geekbench 5 Score (Multi-Thread) | 24898 | Not Known |
| Cinebench R20 Score (Single Thread) | 495 | Not Known |
| Cinebench R20 Score (Multi-Thread) | 24763 | Not Known |
| Geekbench 5 Score (Single Thread) | 1207 | Not Known |
| Blender Score (Classroom) | 88.6seconds | Not Known |
| Blender Score (bmw27) | 30seconds | Not Known |
| CPU Performance (Per Watt) | 88.9 | Not Known |
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