Intel Core i5 9400 (9th Gen) vs. Intel Celeron 3965U

CPU Comparison, Reviews and Tests

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.

CPUs Specifications Comparison

Intel Core i5 9400 (9th Gen) vs. Intel Celeron 3965U Benchmark Chart
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
Service & Support Limited warranty - 3 years -
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