INTEL ARK
Core i9-12900T
12th Gen Intel Core i9 low-power hybrid desktop processor with 16 cores (8P+8E), 24 threads, up to 4.8 GHz Max Turbo Frequency, 30 MB L3 cache, 35W base TDP (106W Max Turbo Power), and DDR5/DDR4 memory support. T-series (35W) for high-performance compact OEM systems. Features Intel UHD Graphics 770.
Full Specifications
Complete data sourced from Intel ARK — mapped to Evergreen canonical schema
Processor Architecture & Cores
| Codename | Alder Lake (12th Gen) |
| Product Code | i9-12900T |
| Total Cores / Threads | 16 cores / 24 threads |
| Core Architecture | Hybrid: 8 P-cores (Golden Cove) + 8 E-cores (Gracemont) |
| Hyper-Threading | Yes (2 threads per P-core) |
| Lithography | Intel 7 (10 nm ESF) |
| Socket | FCLGA1700 |
Performance & Frequency
| P-core Base Frequency | 1.4 GHz |
| Max Turbo Frequency | 4.8 GHz |
| Turbo Boost 2.0 | Yes — up to 4.8 GHz |
| Thermal Velocity Boost | No |
| Turbo Boost Max 3.0 | Yes |
| Overclocking | Locked (non-K series) |
Cache Hierarchy
| Intel Smart Cache (L3) | 30 MB (shared) |
| Total L2 Cache | 14 MB |
| L2 per Core | 1.25 MB (P) / 2 MB (E-cluster) |
Memory Support
| Memory Types | DDR5-4800 / DDR4-3200 |
| Max Memory Size | 128 GB |
| Memory Channels | 2 |
| Max Memory Bandwidth | 76.8 GB/s (DDR5) |
| ECC Memory Support | Yes (depends on motherboard) |
Thermal & Power
| Processor Base Power (TDP) | 35 W |
| Max Turbo Power | 106 W |
| T-junction | 100 °C |
| Included Cooler | None (Tray — OEM/SI configuration) |
Graphics
| GPU Name | Intel UHD Graphics 770 |
| GPU Max Frequency | 1.50 GHz |
| Execution Units | 32 |
Connectivity
| PCI Express | PCIe 5.0 & 4.0 |
| Max PCIe Lanes (CPU) | 20 (16 PCIe 5.0 + 4 PCIe 4.0) |
| DMI 4.0 Lanes | 8 |
Product Info
| Launch Date | Q1 2022 |
| Ordering Code (Tray) | CM8071504549416 |
| Package | Tray (OEM/SI only) |
| Compatible Chipsets | 600-series (H610, B660, H670, Z690) and 700-series (B760, H770, Z790) |
Structured Data (JSON-LD)
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}Frequently Asked Questions
What does the 'T' suffix mean in Intel Core i9-12900T?
The 'T' suffix in Intel processor names indicates a low-power variant with a 35W Processor Base Power (TDP), compared to the standard Intel Core i9-12900 which has a higher TDP. The Core i9-12900T is designed for power-efficient OEM systems, small form factor PCs, and all-in-one desktops where thermal and power constraints are critical. Performance may be slightly lower at sustained loads due to the reduced power budget, but turbo frequencies remain competitive.
What socket and motherboard chipset does the Intel Core i9-12900T require?
The Core i9-12900T uses the LGA 1700 socket and is compatible with Intel 600-series (H610, B660, H670, Z690) and 700-series (B760, H770, Z790). Since the Core i9-12900T does not support overclocking, a B660 or B760 board offers the best value.
Does the Intel Core i9-12900T support DDR5 memory?
Yes. The Core i9-12900T supports both DDR5 (up to DDR5-4800 natively) and DDR4 (up to DDR4-3200 natively). The memory type depends on the motherboard — DDR5 and DDR4 motherboards are not interchangeable. Maximum supported memory is 128 GB across 2 channels.
What is the hybrid architecture in the Intel Core i9-12900T?
The Core i9-12900T uses Intel's hybrid architecture with 8 Performance-cores (Golden Cove) and 8 Efficient-cores (Gracemont). P-cores handle demanding single-threaded workloads while E-cores manage background tasks and multi-threaded efficiency. Intel Thread Director works with the OS to assign tasks to the optimal core type. This yields 16 total cores and 24 total threads.
Does the Intel Core i9-12900T come with a cooler?
No. The Core i9-12900T is sold as a Tray/OEM product intended for system integrators, so it does not include a retail box or stock cooler. A compatible LGA 1700 cooler must be sourced separately. Given the 35W TDP, a compact low-profile cooler is generally sufficient.