Intel Core i7-4790K vs Intel Core i5-8420
VS
Intel Core i7-4790K
Intel Core i5-8420
Key Differences
Performance
Features
Miscellaneous
General info
Memory
Benchmarks
Intel Core i7-4790K
Intel Core i5-8420
Key Differences
|
Intel Core i7-4790K | Intel Core i5-8420 |
|---|---|---|
| Cores | 4 | 6 |
| CPU Threads | 8 | 6 |
| Base Clock Speed | 4GHz | 2.9GHz |
| Turbo Clock Speed | 4.4GHz | 4.1GHz |
| TDP (THERMAL DESIGN POINT) | 88W | 65W |
| Has integrated graphics |  Yes
|
Yes
|
| Performance per watt | 45.4 | Not Known |
Performance
|
Intel Core i7-4790K | Intel Core i5-8420 |
|---|---|---|
| CPU Speed & Cores | 4 x 4GHz | 6 x 2.9GHz |
| Number of CPU Threads | 8 | 6 |
| L2 Cache Size | 1MB | 1.5MB |
| L3 Cache Size | 8MB | 9MB |
| Turbo Boost Frequency | 4.4GHz | 4.1GHz |
| L1 Cache Size | 256KB | 384KB |
| L2 Core | 0.25MB/core | 0.25MB/core |
| Does it have an unlocked multiplier | Yes
|
 No
|
| L3 Core | 2MB/core | 1.5MB/core |
| Clock Multiplier | 40 | 29 |
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
| Turbo Boost Tech Version | Not Known | 2 |
Features
|
Intel Core i7-4790K | Intel Core i5-8420 |
|---|---|---|
| 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 Multithreading Tech Support | Yes
|
Yes
|
| Has NX Processor Bit Support | Yes
|
Yes
|
| Has FMA3 Instructions Support | Yes
|
Yes
|
| Supports ARM TrustZone Tech | No
|
No
|
| Has FMA4 Instructions Support | No
|
No
|
Miscellaneous
|
Intel Core i7-4790K | Intel Core i5-8420 |
|---|---|---|
| Cinebench 10 Score | 32390 | No Data Found |
| Cinebench 11.5 Score | 9.66 | No Data Found |
| 7zip Benchmark | 26152MIPS | No Data Found |
| Cinebench 10 Score (Single Thread) | 8785 | No Data Found |
| Cinebench 11.5 Score (Single Thread) | 2.05 | No Data Found |
General info
|
Intel Core i7-4790K | Intel Core i5-8420 |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 22nm | 14nm |
| GPU Base Clock Speed | 350MHz | Not Known |
| TDP (Thermal Design Point) | 88W | 65W |
| PCI Express Version | 3 | 3 |
| CPU Temperature | 72.72°C | 72°C |
| Transistor Count | 1400 million | Not Known |
| OpenGL Driver Version | 4 | 4.4 |
| GPU Boost Clock Speed | 1250MHz | Not Known |
| No. of Supported Displays | 3 | 3 |
| Does it have Integrated Graphics | Yes
|
Yes
|
| DirectX Version Info | Not Known | 12 |
| OpenGL Driver Version | Not Known | 2 |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
Intel Core i7-4790K | Intel Core i5-8420 |
|---|---|---|
| RAM Memory Speed | 1600MHz | 2666MHz |
| Max Memory Bandwidth | 25.6GB/s | 39.74GB/s |
| Max Memory Channels | 2 | 2 |
| Supported Memory Size | 32GB | 64GB |
| Bus Bandwidth | 5GT/s | 8GT/s |
| DDR Type Memory Version | 3 | 4 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
Benchmarks
|
Intel Core i7-4790K | Intel Core i5-8420 |
|---|---|---|
| PassMark Score | 8089 | Not Known |
| PassMark Score (Single Thread) | 2484 | Not Known |
| Geekbench 5 Score (Multi-Thread) | 3991 | Not Known |
| Cinebench R20 Score (Multi-Thread) | 1982 | Not Known |
| Cinebench R20 Score (Single Thread) | 411 | Not Known |
| Geekbench 5 Score (Single Thread) | 1068 | Not Known |
| Blender Score (Classroom) | 1320.7seconds | Not Known |
| Blender Score (bmw27) | 423.2seconds | Not Known |
| PassMark Score (Overclocked) | 8880 | Not Known |
| CPU Performance (Per Watt) | 45.4 | Not Known |
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