Intel Core i5-12400T
Expert rating7.3 / 10
- Brand:
- Intel
- Form Factor:
- Desktop
- CPU Socket:
- LGA 1700
- Core/Thread Count:
- 6C/12T
- TDP:
- 35W
- iGPU:
- Intel UHD Graphics 730
- CPU Series:
- Core i5
Consumercarts is reader-supported. Learn more
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Manufacturer: Intel Last updated: 2026-09-12
Intel Core i5-12400T Review
Intel Core i5-12400T 6-core 12-thread desktop processor, 1.8GHz base / 4.2GHz boost, 35W TDP, Alder Lake, LGA 1700 socket
The Intel Core i5-12400T is a low-power desktop processor for compact, quiet small-form-factor builds. It pairs 6 cores and 12 threads with a 1.8GHz base clock that boosts up to 4.2GHz and Intel UHD Graphics 730 graphics, all within a 35W envelope.
Performance and Architecture
With 6 cores and 12 threads, the Intel Core i5-12400T runs a 1.8GHz base clock that boosts up to 4.2GHz, backed by 18MB of L3 cache and Intel UHD Graphics 730 graphics on the Alder Lake architecture.
Platform and Deployment
The Intel Core i5-12400T uses the LGA 1700 platform in a 35W envelope, positioned as a low-power desktop processor for compact, quiet small-form-factor builds..
Comparison to Alternatives
Within the Core i5 lineup in this catalog, the Intel Core i5-12400T sits at the 6-core tier, differentiated mainly by clock speed, TDP, and socket from its closest siblings. Against AMD's Ryzen desktop processors in this catalog at a similar tier, the Intel Core i5-12400T competes on platform ecosystem and per-core efficiency, while against Intel's own Core Ultra desktop parts in this catalog it occupies a narrower, more specialized deployment niche.
Specifications
Identity
| Product Line | Core i5 |
|---|---|
| Model Number | i5-12400T |
| Codename | Alder Lake |
| Release Year | 2022 |
| Release Year | 2022 |
Segment and platform
| Market Segment | Desktop |
|---|---|
| Microarchitecture | Alder Lake |
| Socket | LGA 1700 |
| Socket Status | Mature |
| Process Node | 10 nm |
Core configuration
| Total Cores | 6 |
|---|---|
| Performance Cores | 6 |
| Efficiency Cores | 0 |
| Total Threads | 12 |
| SMT Enabled | Yes |
Clock speeds
| P-Core Base Clock | 1.8 GHz |
|---|---|
| P-Core Boost Clock | 4.2 GHz |
Cache
| L3 Cache | 18 MB |
|---|---|
| L3 Cache | 18 MB |
Power and thermal
| Base Power | 35 W |
|---|---|
| Max Turbo Power | 69 W |
Memory
| Memory Type | DDR5 or DDR4 |
|---|---|
| Max Memory Speed | 4800 MT/s |
| Memory Channels | 2 |
| Max Memory Capacity | 128 GB |
Graphics and AI
| Integrated Graphics | Yes |
|---|---|
| iGPU Model | Intel UHD Graphics 730 |
| Copilot Plus Certified | No |
Expansion
| PCIe Generation | 5.0 |
|---|---|
| PCIe Lanes | 20 |
| Form Factor | Desktop |
|---|---|
| TDP | 35 W |
| iGPU | Intel UHD Graphics 730 |
Expert Review
Reviewed by Burooj Alam. Rated by us, not by users.
Expert rating7.3 / 10
The Intel Core i5-12400T is a low-power desktop chip built for compact and quiet small-form-factor systems.
Best for
- Small-form-factor PCs
- Quiet builds
- Space-constrained systems
Not for
- Gaming desktops
- Overclocking
- Heavy sustained workloads
FAQs
What are the key specifications of the Intel Core i5-12400T?
The Intel Core i5-12400T is a processor from Intel. Key specs: Cores 6, Threads 12, Base Clock 1.8 GHz, Boost Clock 4.2 GHz, L3 Cache 18.
Will the Intel Core i5-12400T work with my current setup?
The Intel Core i5-12400T lists Socket is LGA 1700. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.
Who is the Intel Core i5-12400T best suited to?
It suits small-form-factor pcs, quiet builds, space-constrained systems.
What are the drawbacks of the Intel Core i5-12400T?
It is a poor fit for gaming desktops, overclocking, heavy sustained workloads.