Intel Core i9-12900KF | Intel Core i3-8100T | |
CPU comparisonIn this CPU comparison, we compare the Intel Core i9-12900KF and the Intel Core i3-8100T and use benchmarks to check which processor is faster.
We compare the Intel Core i9-12900KF 16 core processor released in Q4/2021 with the Intel Core i3-8100T which has 4 CPU cores and was introduced in Q2/2018. |
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Intel Core i9 (78) | Family | Intel Core i3 (205) |
Intel Core i 12000 (34) | CPU group | Intel Core i 8000 (20) |
12 | Generation | 8 |
Alder Lake S | Architecture | Coffee Lake S |
Desktop / Server | Segment | Desktop / Server |
Intel Core i9-11900KF | Predecessor | Intel Core i3-7100T |
Intel Core i9-13900KF | Successor | Intel Core i3-9100T |
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CPU Cores and Base FrequencyThe Intel Core i9-12900KF is a 16 core processor with a clock frequency of 3.20 GHz (5.20 GHz). The processor can compute 24 threads at the same time. The Intel Core i3-8100T clocks with 3.10 GHz, has 4 CPU cores and can calculate 4 threads in parallel. |
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Intel Core i9-12900KF | Characteristic | Intel Core i3-8100T |
16 | Cores | 4 |
24 | Threads | 4 |
hybrid (big.LITTLE) | Core architecture | normal |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
3.20 GHz (5.20 GHz) 8x Golden Cove |
A-Core | 3.10 GHz |
2.40 GHz (3.90 GHz) 8x Gracemont |
B-Core | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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no iGPU | GPU | Intel UHD Graphics 630 |
GPU frequency | 0.35 GHz | |
-- | GPU (Turbo) | 1.10 GHz |
-- | GPU Generation | 9.5 |
Technology | 14 nm | |
Max. displays | 3 | |
-- | Compute units | 24 |
-- | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 64 GB |
-- | DirectX Version | 12 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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no iGPU | GPU | Intel UHD Graphics 630 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 128 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i9-12900KF, while the Intel Core i3-8100T supports a maximum of 64 GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled. |
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Intel Core i9-12900KF | Characteristic | Intel Core i3-8100T |
DDR5-4800, DDR4-3200 | Memory | DDR4-2400 |
128 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
76.8 GB/s | Max. Bandwidth | 38.4 GB/s |
No | ECC | Yes |
14.00 MB | L2 Cache | -- |
30.00 MB | L3 Cache | 6.00 MB |
5.0 | PCIe version | 3.0 |
20 | PCIe lanes | 16 |
78.8 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe Intel Core i9-12900KF has a TDP of 125 W. The TDP of the Intel Core i3-8100T is 65 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core i9-12900KF | Characteristic | Intel Core i3-8100T |
125 W | TDP (PL1 / PBP) | 65 W |
241 W | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 25 W |
100 °C | Tjunction max. | 82 °C |
Technical detailsThe Intel Core i9-12900KF has 44.00 MB cache and is manufactured in 10 nm. The cache of Intel Core i3-8100T is at 6.00 MB. The processor is manufactured in 14 nm. |
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Intel Core i9-12900KF | Characteristic | Intel Core i3-8100T |
10 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2, AVX2+ | ISA extensions | SSE4.1, SSE4.2, AVX2 |
LGA 1700 | Socket | LGA 1151-2 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q4/2021 | Release date | Q2/2018 |
564 $ | Release price | 117 $ |
show more data | show more data | |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.00 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.00 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.00 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.00 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.00 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.00 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
@ 0.00 GHz |
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Intel Core i3-8100T
Intel UHD Graphics 630 @ 1.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.00 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 5.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
16C 24T @ 3.20 GHz |
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Intel Core i3-8100T
4C 4T @ 3.10 GHz |
Intel Core i9-12900KF
27,472 CB R23 MC @ 240 W |
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Intel Core i3-8100T
3.10 GHz |
Devices using this processor |
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Intel Core i9-12900KF | Intel Core i3-8100T |
Unknown | Unknown |