iGPU - FP32 Performance (Single-precision GFLOPS)
Intel Core i9-11900T
8C 16T @ 1.5 GHz
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666
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CPU comparison with benchmarks |
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CPU lineage |
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Intel Atom C3858 or Intel Atom C3858 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Atom C3858 features 12 processor cores and has the capability to manage 12 threads concurrently. It was released in Q3/2017 and belongs to the 5 generation of the Intel Atom series. To use the Intel Atom C3858, you'll need a motherboard with a BGA 1310 socket. The Intel Core i9-11900T features 8 processor cores and has the capability to manage 16 threads concurrently. It was released in Q1/2021 and belongs to the 11 generation of the Intel Core i9 series. To use the Intel Core i9-11900T, you'll need a motherboard with a LGA 1200 socket. |
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5 | Generation | 11 |
Intel Atom | Family | Intel Core i9 |
Intel Atom C3000 | Group | Intel Core i 11000 |
Intel Atom C3858 | Name | Intel Core i9-11900T |
Desktop / Server | Segment | Desktop / Server |
CPU Cores and Base Frequency |
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The Intel Atom C3858 has 12 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Atom C3858 is 2.0 GHz The number of CPU cores greatly affects the speed of the processor and is an important performance indicator. The Intel Core i9-11900T has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Core i9-11900T is 1.5 GHz and turbo frequency for one core is 4.9 GHz. |
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None | None | 4.9 GHz |
12 | Threads | 16 |
2.0 GHz | Frequency | 1.5 GHz |
12x | Cores | 8x |
No | Hyperthreading | Yes |
None | None | 3.6 GHz |
12 | CPU Cores | 8 |
normal | Core architecture | normal |
No | Overclocking | No |
Internal Graphics |
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The Intel Atom C3858 does not have integrated graphics.
The Intel Core i9-11900T has integrated graphics, called iGPU for short. Specifically, the Intel Core i9-11900T uses the Intel UHD Graphics 750, which has 256 texture shaders and 32 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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-- | Generation | 12 |
-- | Release date | Q1/2021 |
-- | Max. displays | -- |
-- | Execution units | 32 |
-- | Shaders | 256 |
-- | GPU (Turbo) | 1.3 GHz |
-- | GPU frequency | 0.35 GHz |
-- | Technology | 14 nm |
GPU name | Intel UHD Graphics 750 | |
0 bytes | Max. GPU Memory | 64.0 GB |
-- | Direct X | 12 |
Artificial Intelligence and Machine Learning |
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-- | AI specifications | -- |
-- | AI hardware | -- |
Hardware codec support |
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A 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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-- | JPEG | Decode / Encode |
-- | h264 | Decode / Encode |
-- | AV1 | Decode |
-- | VP9 | Decode / Encode |
-- | h265 / HEVC (10 bit) | Decode / Encode |
-- | AVC | Decode / Encode |
-- | h265 / HEVC (8 bit) | Decode / Encode |
-- | VP8 | Decode |
-- | VC-1 | Decode |
Memory & PCIe |
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The processor supports a maximum memory capacity of 256.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance. |
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2 | Memory channels | 2 |
256.0 GB | Max. Memory | 128.0 GB |
DDR4-2400 | Memory type | DDR4-3200 |
Yes | AES-NI | Yes |
38.4 GB/s | Bandwidth | 51.2 GB/s |
Yes | ECC | No |
pci | PCIe | pci |
Thermal Management |
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The processor has a thermal design power (TDP) of 25 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself. The processor has a thermal design power (TDP) of 35 W watts. |
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25 W | TDP (PL1 / PBP) | 35 W |
100 °C | Tjunction max | 100 °C |
None | TDP down | 25 W |
Technical details |
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The Intel Atom C3858 is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU. A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming. The Intel Core i9-11900T is manufactured using a 14 nm process. In total, this processor boasts a generous 16.0 MB cache. |
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Q3/2017 | Release date | Q1/2021 |
Denverton | Architecture | Rocket Lake S |
Technical data sheet | Documents | Technical data sheet |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Monolithic | Chip design | Monolithic |
0 bytes | L3-Cache | 16.0 MB |
SSE4.1, SSE4.2 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
14 nm | Technology | 14 nm |
BGA 1310 | Socket | LGA 1200 |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | Part Number | -- |
332 $ | Release price | 439 $ |
Windows 10, Linux | Operating systems | Windows 10, Linux, Windows 11 |
12.0 MB | L2-Cache | 4.0 MB |