Intel Core i9-9940X vs Intel Core i7-5820K
VS
Intel Core i9-9940X
Intel Core i7-5820K
Key Differences
Performance
Features
Miscellaneous
General info
Memory
Benchmarks
Intel Core i9-9940X
Intel Core i7-5820K
Key Differences
|
Intel Core i9-9940X | Intel Core i7-5820K |
|---|---|---|
| Cores | 14 | 6 |
| CPU Threads | 28 | 12 |
| Base Clock Speed | 3.3GHz | 3.3GHz |
| Turbo Clock Speed | 4.4GHz | 3.6GHz |
| TDP (THERMAL DESIGN POINT) | 165W | 140W |
| Has integrated graphics |  No
|
No
|
| Performance per watt | 83.2 | 25.0 |
Performance
|
Intel Core i9-9940X | Intel Core i7-5820K |
|---|---|---|
| CPU Speed & Cores | 14 x 3.3GHz | 6 x 3.3GHz |
| Number of CPU Threads | 28 | 12 |
| L2 Cache Size | 14MB | 1.5MB |
| L3 Cache Size | 19.25MB | 15MB |
| Turbo Boost Frequency | 4.4GHz | 3.6GHz |
| L1 Cache Size | 896KB | 192KB |
| L2 Core | 1MB/core | 0.25MB/core |
| L3 Core | 1.38MB/core | 2.5MB/core |
| Clock Multiplier | 33 | 35 |
| Turbo Boost Tech Version | 2 | Not Known |
| Does it have an unlocked multiplier | No
|
 Yes
|
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
Features
|
Intel Core i9-9940X | Intel Core i7-5820K |
|---|---|---|
| Has AES Support | Yes
|
Yes
|
| Supports CPU Throttling | 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 NX Processor Bit Support | Yes
|
Yes
|
| Has FMA3 Instructions Support | Yes
|
Yes
|
| Supports ARM TrustZone Tech | No
|
No
|
Miscellaneous
|
Intel Core i9-9940X | Intel Core i7-5820K |
|---|---|---|
| Height | 45mm | 52.5mm |
| Width Size | 52.5mm | 45mm |
General info
|
Intel Core i9-9940X | Intel Core i7-5820K |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 22nm |
| TDP (Thermal Design Point) | 165W | 140W |
| PCI Express Version | 3 | 3 |
| CPU Temperature | 88°C | 66.8°C |
| Height | 45mm | 52.5mm |
| Width Size | 52.5mm | 45mm |
| Does it have Integrated Graphics | No
|
No
|
| Transistor Count | Not Known | 2600 million |
| OpenGL Driver Version | Not Known | 4 |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
Intel Core i9-9940X | Intel Core i7-5820K |
|---|---|---|
| RAM Memory Speed | 2666MHz | 2133MHz |
| Max Memory Bandwidth | 79.47GB/s | 68GB/s |
| Max Memory Channels | 4 | 4 |
| Supported Memory Size | 128GB | 64GB |
| Bus Bandwidth | 8GT/s | 5GT/s |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
| DDR Type Memory Version | 4 | Not Known |
Benchmarks
|
Intel Core i9-9940X | Intel Core i7-5820K |
|---|---|---|
| PassMark Score | 28274 | 12926 |
| PassMark Score (Single Thread) | 2627 | 1979 |
| Geekbench 5 Score (Multi-Thread) | 13722 | Not Known |
| Cinebench R20 Score (Multi-Thread) | 5912 | Not Known |
| Cinebench R20 Score (Single Thread) | 457 | Not Known |
| Geekbench 5 Score (Single Thread) | 1148 | Not Known |
| Blender Score (Classroom) | 329.7seconds | Not Known |
| Blender Score (bmw27) | 110.3seconds | Not Known |
| PassMark Score (Overclocked) | 29664 | 15269 |
| CPU Performance (Per Watt) | 83.2 | 25.0 |
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