AMD Epyc 7451 vs Intel Core i9-9900X
VS
AMD Epyc 7451
Intel Core i9-9900X
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Epyc 7451
Intel Core i9-9900X
Key Differences
|
AMD Epyc 7451 | Intel Core i9-9900X |
|---|---|---|
| Cores | 24 | 10 |
| CPU Threads | 48 | 20 |
| Base Clock Speed | 2.3GHz | 3.5GHz |
| Turbo Clock Speed | 3.2GHz | 4.4GHz |
| TDP (THERMAL DESIGN POINT) | 180W | 165W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | Not Known | 61.8 |
Performance
|
AMD Epyc 7451 | Intel Core i9-9900X |
|---|---|---|
| CPU Speed & Cores | 24 x 2.3GHz | 10 x 3.5GHz |
| Number of CPU Threads | 48 | 20 |
| L2 Cache Size | 12MB | 10MB |
| L3 Cache Size | 64MB | 19.25MB |
| Turbo Boost Frequency | 3.2GHz | 4.4GHz |
| L1 Cache Size | 2304KB | 640KB |
| L2 Core | 0.5MB/core | 1MB/core |
| L3 Core | 2.67MB/core | 1.93MB/core |
| Does it have an unlocked multiplier | No
|
No
|
| 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 Epyc 7451 | Intel Core i9-9900X |
|---|---|---|
| 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 NX Processor Bit Support | Yes
|
Yes
|
| Has FMA3 Instructions Support | Yes
|
Yes
|
| Supports CPU Throttling | No
|
Yes
|
| Supports ARM TrustZone Tech | No
|
No
|
| Has FMA4 Instructions Support | No
|
No
|
| Has Multithreading Tech Support | No
|
Yes
|
General info
|
AMD Epyc 7451 | Intel Core i9-9900X |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 14nm |
| TDP (Thermal Design Point) | 180W | 165W |
| PCI Express Version | 3 | 3 |
| Transistor Count | 19200 million | Not Known |
| Does it have Integrated Graphics | No
|
No
|
| CPU Temperature | Not Known | 92°C |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
AMD Epyc 7451 | Intel Core i9-9900X |
|---|---|---|
| RAM Memory Speed | 2666MHz | 2666MHz |
| Max Memory Bandwidth | 341GB/s | Not Known |
| Max Memory Channels | 8 | 4 |
| Supported Memory Size | 2000GB | 128GB |
| ECC (Error-Correcting Code) Memory Support | Yes
|
No
|
| Bus Bandwidth | Not Known | 8GT/s |
| DDR Type Memory Version | Not Known | 4 |
Benchmarks
|
AMD Epyc 7451 | Intel Core i9-9900X |
|---|---|---|
| PassMark Score | 28957 | 21793 |
| PassMark Score (Single Thread) | 1601 | 2590 |
| Geekbench 5 Score (Multi-Thread) | Not Known | 10204 |
| Cinebench R20 Score (Multi-Thread) | Not Known | 4855 |
| Cinebench R20 Score (Single Thread) | Not Known | 455 |
| Geekbench 5 Score (Single Thread) | Not Known | 1115 |
| PassMark Score (Overclocked) | Not Known | 23091 |
| CPU Performance (Per Watt) | Not Known | 61.8 |
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