AMD Ryzen 7 1800x vs AMD Epyc 7281
VS
AMD Ryzen 7 1800x
AMD Epyc 7281
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Ryzen 7 1800x
AMD Epyc 7281
Key Differences
|
AMD Ryzen 7 1800x | AMD Epyc 7281 |
|---|---|---|
| Cores | 8 | 16 |
| CPU Threads | 16 | 32 |
| Base Clock Speed | 3.6GHz | 2.1GHz |
| Turbo Clock Speed | 4GHz | 2.7GHz |
| TDP (THERMAL DESIGN POINT) | 95W | 155W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | 66.8 | Not Known |
Performance
|
AMD Ryzen 7 1800x | AMD Epyc 7281 |
|---|---|---|
| CPU Speed & Cores | 8 x 3.6GHz | 16 x 2.1GHz |
| Number of CPU Threads | 16 | 32 |
| L2 Cache Size | 4MB | 8MB |
| L3 Cache Size | 16MB | 32MB |
| Turbo Boost Frequency | 4GHz | 2.7GHz |
| L1 Cache Size | 768KB | 1536KB |
| L2 Core | 0.5MB/core | 0.5MB/core |
| Does it have an unlocked multiplier |  Yes
|
No
|
| L3 Core | 2MB/core | 2MB/core |
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
Features
|
AMD Ryzen 7 1800x | AMD Epyc 7281 |
|---|---|---|
| Has AES Support | Yes
|
Yes
|
| Supports CPU Throttling | Yes
|
No
|
| 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 | Yes
|
No
|
| Has Multithreading Tech Support | Yes
|
No
|
| Has FMA3 Instructions Support | Yes
|
Yes
|
| Supports ARM TrustZone Tech | No
|
No
|
| Has NX Processor Bit Support | No
|
Yes
|
General info
|
AMD Ryzen 7 1800x | AMD Epyc 7281 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 14nm |
| TDP (Thermal Design Point) | 95W | 155W |
| PCI Express Version | 3 | 3 |
| Transistor Count | 4800 million | Not Known |
| Supports Power Optimized L2 Cache | No
|
No
|
| Does it have Integrated Graphics | No
|
No
|
Memory
|
AMD Ryzen 7 1800x | AMD Epyc 7281 |
|---|---|---|
| RAM Memory Speed | 2667MHz | 2400MHz |
| Max Memory Channels | 2 | 8 |
| Supported Memory Size | 128GB | 2000GB |
| DDR Type Memory Version | 4 | Not Known |
| Max Memory Bandwidth | Not Known | 307GB/s |
| ECC (Error-Correcting Code) Memory Support | No
|
Yes
|
Benchmarks
|
AMD Ryzen 7 1800x | AMD Epyc 7281 |
|---|---|---|
| PassMark Score | 16234 | 12720 |
| PassMark Score (Single Thread) | 2172 | 1429 |
| Geekbench 5 Score (Multi-Thread) | 6344 | Not Known |
| Cinebench R20 Score (Multi-Thread) | 3587 | Not Known |
| Cinebench R20 Score (Single Thread) | 381 | Not Known |
| Geekbench 5 Score (Single Thread) | 935 | Not Known |
| Blender Score (Classroom) | 708.7seconds | Not Known |
| Blender Score (bmw27) | 233.4seconds | Not Known |
| PassMark Score (Overclocked) | 17189 | Not Known |
| CPU Performance (Per Watt) | 66.8 | Not Known |
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