In depth comparison and review of Intel Core i5 9400 (9th Gen) and Intel Celeron 3965U. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Core i5 9400 (9th Gen) | Intel Celeron 3965U |
|---|
| Product Type | Processor | Processor (mobile) |
|---|
| PROCESSOR | Intel Core i5 9400 (9th Gen) | Intel Celeron 3965U |
|---|
| Type | Intel Core i5 9400 (9th Gen) | Intel Celeron 3965U |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1151 Socket | FCBGA1356 Socket |
| Manufacturing Process | 14 nm | 14 nm |
| Thermal Design Power | 65 W | 15 W |
| Thermal Specification | 100 °C | 100 °C |
| PCI Express Revision | 3.0 | 2.0 |
| PCI Express Configurations | 1x16, 2x8, 1x8+2x4 | 1x4, 2x2, 1x2+2x1, 4x1 |
| PCI Express Lanes Qty | 16 | 10 |
| Architecture Features | Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Identity Protection Technology, Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel OS Guard, Intel Software Guard Extensions (SGX), Intel Memory Protection Extensions (MPX), Intel Optane Memory Supported, Intel Boot Guard | SpeedStep technology, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Flex Memory Access, Intel My WiFi Technology, Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Smart Response Technology, Intel Speed Shift Technology |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | Dual-Core |
|---|---|---|
| Number of Threads | 6 threads | 2 threads |
| Clock Speed (Frequency) | 2.9 GHz | 2.2 GHz |
| Max Turbo Speed | 4.1 GHz | - |
| CACHE MEMORY |
|---|
| Cache | 9 MB | 2 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 9 MB | Smart Cache - 2 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i5 9400 (9th Gen) | Intel Celeron 3965U |
|---|
| Type | Intel UHD Graphics 630 | - |
|---|---|---|
| Base Frequency | 350 MHz | - |
| Max Dynamic Frequency | 1.05 GHz | - |
| Max Supported Memory Size | 64 GB | 32 GB |
| Max Supported Resolution | 4096x2304@24Hz (HDMI), 4096x2304@60Hz (eDP), 4096x2304@60Hz (DP) | 4096x2304@24Hz (HDMI), 4096x2304@60Hz (eDP), 4096x2304@60Hz (DP) |
| Features | Intel Clear Video Technology, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video, Triple Display Capable | Intel Clear Video Technology, Intel Clear Video HD Technology, Intel Quick Sync Video, Triple Display Capable |
| MISCELLANEOUS | Intel Core i5 9400 (9th Gen) | Intel Celeron 3965U |
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| Service & Support | Limited warranty - 3 years | - |
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