Intel Core i7-9800X vs Intel Core i5-6400T
VS
Intel Core i7-9800X
Intel Core i5-6400T
Key Differences
Performance
Features
General info
Memory
Benchmarks
Intel Core i7-9800X
Intel Core i5-6400T
Key Differences
|
Intel Core i7-9800X | Intel Core i5-6400T |
|---|---|---|
| Cores | 8 | 4 |
| CPU Threads | 16 | 4 |
| Base Clock Speed | 3.8GHz | 2.2GHz |
| Turbo Clock Speed | 4.4GHz | 2.8GHz |
| TDP (THERMAL DESIGN POINT) | 165W | 35W |
| Has integrated graphics |  No
|
 Yes
|
| Performance per watt | 52.9 | 325.5 |
Performance
|
Intel Core i7-9800X | Intel Core i5-6400T |
|---|---|---|
| CPU Speed & Cores | 8 x 3.8GHz | 4 x 2.2GHz |
| Number of CPU Threads | 16 | 4 |
| L2 Cache Size | 8MB | 1MB |
| L3 Cache Size | 16.5MB | 6MB |
| Turbo Boost Frequency | 4.4GHz | 2.8GHz |
| L1 Cache Size | 512KB | 128KB |
| L2 Core | 1MB/core | 0.2MB/core |
| L3 Core | 2.06MB/core | 1.5MB/core |
| Clock Multiplier | 38 | 22 |
| Turbo Boost Tech Version | 2 | Not Known |
| Does it have an unlocked multiplier | No
|
No
|
| Uses ARM big.LITTLE tech | No
|
No
|
| Uses ARM HMP | No
|
No
|
Features
|
Intel Core i7-9800X | Intel Core i5-6400T |
|---|---|---|
| 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
|
General info
|
Intel Core i7-9800X | Intel Core i5-6400T |
|---|---|---|
| Has 64-bit Support | No Data Found | No Data Found |
| Semiconductor Size | 14nm | 14nm |
| TDP (Thermal Design Point) | 165W | 35W |
| PCI Express Version | 3 | 3 |
| CPU Temperature | 95°C | 66°C |
| Does it have Integrated Graphics | No
|
Yes
|
| GPU Base Clock Speed | Not Known | 350MHz |
| DirectX Version Info | Not Known | 12 |
| OpenGL Driver Version | Not Known | 4.4 |
| OpenGL Driver Version | Not Known | 2 |
| GPU Boost Clock Speed | Not Known | 950MHz |
| Total GPU Execution Units | Not Known | 24 |
| No. of Supported Displays | Not Known | 3 |
| Supports Power Optimized L2 Cache | No
|
No
|
Memory
|
Intel Core i7-9800X | Intel Core i5-6400T |
|---|---|---|
| RAM Memory Speed | 2666MHz | 2133MHz |
| Max Memory Bandwidth | 79.47GB/s | 34.1GB/s |
| Max Memory Channels | 4 | 2 |
| Supported Memory Size | 128GB | 64GB |
| Bus Bandwidth | 8GT/s | 8GT/s |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
| DDR Type Memory Version | 4 | Not Known |
Benchmarks
|
Intel Core i7-9800X | Intel Core i5-6400T |
|---|---|---|
| PassMark Score | 18293 | 5292 |
| PassMark Score (Single Thread) | 2642 | 1511 |
| Geekbench 5 Score (Multi-Thread) | 8722 | Not Known |
| Geekbench 5 Score (Single Thread) | 1157 | Not Known |
| Blender Score (bmw27) | 192seconds | Not Known |
| Blender Score (Classroom) | 594.5seconds | Not Known |
| PassMark Score (Overclocked) | 20820 | 5452 |
| CPU Performance (Per Watt) | 52.9 | 325.5 |
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