Intel Core i9-12900T | Intel Xeon Platinum 8156 | |
CPU comparisonIntel Core i9-12900T or Intel Xeon Platinum 8156 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Core i9-12900T has 16 cores with 24 threads and clocks with a maximum frequency of 4.90 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Core i9-12900T was released in Q1/2022. The Intel Xeon Platinum 8156 has 4 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to 768 GB of memory in 6 memory channels. The Intel Xeon Platinum 8156 was released in Q3/2017. |
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Intel Core i9 (78) | Family | Intel Xeon Platinum (89) |
Intel Core i 12000 (34) | CPU group | Intel Xeon Platinum 8100 (16) |
12 | Generation | 1 |
Alder Lake S | Architecture | Skylake |
Desktop / Server | Segment | Desktop / Server |
Intel Core i9-11900T | Predecessor | -- |
Intel Core i9-13900T | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i9-12900T is a 16 core processor with a clock frequency of 1.40 GHz (4.90 GHz). The Intel Xeon Platinum 8156 has 4 CPU cores with a clock frequency of 3.60 GHz (3.70 GHz). |
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Intel Core i9-12900T | Characteristic | Intel Xeon Platinum 8156 |
16 | Cores | 4 |
24 | Threads | 8 |
hybrid (big.LITTLE) | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
1.40 GHz (4.90 GHz) 8x Golden Cove |
A-Core | 3.60 GHz (3.70 GHz) |
1.00 GHz (3.60 GHz) 8x Gracemont |
B-Core | -- |
Internal GraphicsThe integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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Intel UHD Graphics 770 | GPU | no iGPU |
0.30 GHz | GPU frequency | -- |
1.55 GHz | GPU (Turbo) | -- |
11 | GPU Generation | -- |
10 nm | Technology | |
3 | Max. displays | |
32 | Compute units | -- |
256 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
64 GB | Max. GPU Memory | -- |
12 | DirectX Version | -- |
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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Intel UHD Graphics 770 | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
Decode | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Intel Core i9-12900T supports a maximum of 128 GB of memory in 2 memory channels. The Intel Xeon Platinum 8156 can connect up to 768 GB of memory in 6 memory channels. |
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Intel Core i9-12900T | Characteristic | Intel Xeon Platinum 8156 |
DDR5-4800, DDR4-3200 | Memory | DDR4-2666 |
128 GB | Max. Memory | 768 GB |
2 (Dual Channel) | Memory channels | 6 (Hexa Channel) |
76.8 GB/s | Max. Bandwidth | 128.1 GB/s |
Yes | ECC | Yes |
14.00 MB | L2 Cache | -- |
30.00 MB | L3 Cache | 17.00 MB |
5.0 | PCIe version | 3.0 |
20 | PCIe lanes | 48 |
78.8 GB/s | PCIe Bandwidth | 47.3 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i9-12900T has a TDP of 35 W, that of the Intel Xeon Platinum 8156 is 105 W. |
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Intel Core i9-12900T | Characteristic | Intel Xeon Platinum 8156 |
35 W | TDP (PL1 / PBP) | 105 W |
106 W | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe Intel Core i9-12900T has a 44.00 MB cache, while the Intel Xeon Platinum 8156 cache has a total of 17.00 MB. |
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Intel Core i9-12900T | Characteristic | Intel Xeon Platinum 8156 |
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, AVX-512 |
LGA 1700 | Socket | LGA 3647 |
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, Linux |
Q1/2022 | Release date | Q3/2017 |
489 $ | Release price | 7000 $ |
show more data | show more data | |
Intel Core i9-12900T
16C 24T @ 4.90 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
16C 24T @ 3.40 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
16C 24T @ 4.90 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
16C 24T @ 3.40 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
16C 24T @ 4.90 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
16C 24T @ 3.40 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
Intel UHD Graphics 770 @ 1.55 GHz |
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Intel Xeon Platinum 8156
@ 0.00 GHz |
Intel Core i9-12900T
16C 24T @ 3.40 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
16C 24T @ 4.90 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Intel Core i9-12900T
16C 24T @ 3.40 GHz |
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Intel Xeon Platinum 8156
4C 8T @ 3.70 GHz |
Devices using this processor |
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Intel Core i9-12900T | Intel Xeon Platinum 8156 |
Unknown | Unknown |