AMD Ryzen Threadripper 3990X vs Intel Xeon E3-1275
VS
AMD Ryzen Threadripper 3990X
Intel Xeon E3-1275
Key Differences
Performance
Features
General info
Memory
Benchmarks
AMD Ryzen Threadripper 3990X
Intel Xeon E3-1275
Key Differences
|
AMD Ryzen Threadripper 3990X | Intel Xeon E3-1275 |
|---|---|---|
| Cores | 64 | 4 |
| CPU Threads | 128 | 8 |
| Base Clock Speed | 2.9GHz | 3.4GHz |
| Turbo Clock Speed | 4.3GHz | 3.8GHz |
| TDP (THERMAL DESIGN POINT) | 280W | 95W |
| Has integrated graphics |  No
|
 Yes
|
| Performance per watt | 88.9 | Not Known |
Performance
|
AMD Ryzen Threadripper 3990X | Intel Xeon E3-1275 |
|---|---|---|
| CPU Speed & Cores | 64 x 2.9GHz | 4 x 3.4GHz |
| Number of CPU Threads | 128 | 8 |
| L2 Cache Size | 32MB | 1MB |
| L3 Cache Size | 256MB | 8MB |
| Turbo Boost Frequency | 4.3GHz | 3.8GHz |
| L1 Cache Size | 4000KB | 256KB |
| L2 Core | 0.5MB/core | 0.25MB/core |
| Does it have an unlocked multiplier | Yes
|
No
|
| L3 Core | 4MB/core | 2MB/core |
| Clock Multiplier | 29 | 34 |
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
Features
|
AMD Ryzen Threadripper 3990X | Intel Xeon E3-1275 |
|---|---|---|
| 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
|
No
|
| Has FMA4 Instructions Support | No
|
No
|
| Has Multithreading Tech Support | Yes
|
Yes
|
| 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 | Intel Xeon E3-1275 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 7nm | 32nm |
| TDP (Thermal Design Point) | 280W | 95W |
| PCI Express Version | 4 | 3 |
| CPU Temperature | 68°C | 72.6°C |
| Does it have Integrated Graphics | No
|
Yes
|
| GPU Base Clock Speed | Not Known | 850MHz |
| DirectX Version Info | Not Known | 10.1 |
| Transistor Count | Not Known | 2270 million |
| OpenGL Driver Version | Not Known | 3.1 |
| GPU Boost Clock Speed | Not Known | 1350MHz |
| Total GPU Execution Units | Not Known | 12 |
| No. of Supported Displays | Not Known | 2 |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
AMD Ryzen Threadripper 3990X | Intel Xeon E3-1275 |
|---|---|---|
| RAM Memory Speed | 3200MHz | 1333MHz |
| Max Memory Bandwidth | 95.37GB/s | 21GB/s |
| Max Memory Channels | 4 | 2 |
| ECC (Error-Correcting Code) Memory Support | Yes
|
Yes
|
| DDR Type Memory Version | 4 | Not Known |
| Supported Memory Size | Not Known | 32GB |
| Bus Bandwidth | Not Known | 5GT/s |
Benchmarks
|
AMD Ryzen Threadripper 3990X | Intel Xeon E3-1275 |
|---|---|---|
| PassMark Score | 80633 | 7787 |
| PassMark Score (Single Thread) | 2551 | 1725 |
| 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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