AMD Ryzen 9 3900X vs Intel Core i9-9920X
VS
AMD Ryzen 9 3900X
Intel Core i9-9920X
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Ryzen 9 3900X
Intel Core i9-9920X
Key Differences
|
AMD Ryzen 9 3900X | Intel Core i9-9920X |
|---|---|---|
| Cores | 12 | 12 |
| CPU Threads | 24 | 24 |
| Base Clock Speed | 3.8GHz | 3.5GHz |
| Turbo Clock Speed | 4.6GHz | 4.4GHz |
| TDP (THERMAL DESIGN POINT) | 105W | 165W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | 113.0 | 72.3 |
Performance
|
AMD Ryzen 9 3900X | Intel Core i9-9920X |
|---|---|---|
| CPU Speed & Cores | 12 x 3.8GHz | 12 x 3.5GHz |
| Number of CPU Threads | 24 | 24 |
| L2 Cache Size | 6MB | 12MB |
| L3 Cache Size | 64MB | 19.25MB |
| Turbo Boost Frequency | 4.6GHz | 4.4GHz |
| L1 Cache Size | 768KB | 768KB |
| L2 Core | 0.5MB/core | 1MB/core |
| Does it have an unlocked multiplier |  Yes
|
No
|
| L3 Core | 5.33MB/core | 1.6MB/core |
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
| Clock Multiplier | Not Known | 35 |
| Turbo Boost Tech Version | Not Known | 2 |
Features
|
AMD Ryzen 9 3900X | Intel Core i9-9920X |
|---|---|---|
| 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
|
No
|
| Has Multithreading Tech Support | Yes
|
Yes
|
| Has FMA3 Instructions Support | Yes
|
Yes
|
| Supports CPU Throttling | No
|
Yes
|
| Supports ARM TrustZone Tech | No
|
No
|
| Has NX Processor Bit Support | No
|
Yes
|
General info
|
AMD Ryzen 9 3900X | Intel Core i9-9920X |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 7nm | 14nm |
| TDP (Thermal Design Point) | 105W | 165W |
| PCI Express Version | 4 | 3 |
| CPU Temperature | 95°C | 92°C |
| Does it have Integrated Graphics | No
|
No
|
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
AMD Ryzen 9 3900X | Intel Core i9-9920X |
|---|---|---|
| RAM Memory Speed | 3200MHz | 2666MHz |
| Max Memory Bandwidth | 47.68GB/s | 85.3GB/s |
| Max Memory Channels | 2 | 4 |
| Supported Memory Size | 128GB | 128GB |
| ECC (Error-Correcting Code) Memory Support | Yes
|
No
|
| DDR Type Memory Version | 4 | 4 |
| Bus Bandwidth | Not Known | 8GT/s |
Benchmarks
|
AMD Ryzen 9 3900X | Intel Core i9-9920X |
|---|---|---|
| PassMark Score | 32866 | 25352 |
| PassMark Score (Single Thread) | 2732 | 2655 |
| Geekbench 5 Score (Multi-Thread) | 11864 | 11930 |
| Cinebench R20 Score (Single Thread) | 521 | 455 |
| Cinebench R20 Score (Multi-Thread) | 7178 | 5179 |
| Geekbench 5 Score (Single Thread) | 1282 | 1071 |
| Blender Score (Classroom) | 353.3seconds | 365.1seconds |
| Blender Score (bmw27) | 116.4seconds | 117.9seconds |
| PassMark Score (Overclocked) | 33293 | 27840 |
| CPU Performance (Per Watt) | 113.0 | 72.3 |
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