Intel Core i3-3120M | Intel Atom C3858 | |
CPU comparisonIntel Core i3-3120M or Intel Atom C3858 - 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 i3-3120M has 2 cores with 4 threads and clocks with a maximum frequency of 2.50 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i3-3120M was released in Q3/2012. The Intel Atom C3858 has 12 cores with 12 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Atom C3858 was released in Q3/2017. |
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Intel Core i3 (205) | Family | Intel Atom (108) |
Intel Core i 3000M (29) | CPU group | Intel Atom C3000 (20) |
3 | Generation | 5 |
Ivy Bridge H | Architecture | Denverton |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i3-3120M is a 2 core processor with a clock frequency of 2.50 GHz. The Intel Atom C3858 has 12 CPU cores with a clock frequency of 2.00 GHz. |
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Intel Core i3-3120M | Characteristic | Intel Atom C3858 |
2 | Cores | 12 |
4 | Threads | 12 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.50 GHz | Frequency | 2.00 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The 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 HD Graphics 4000 | GPU | no iGPU |
0.65 GHz | GPU frequency | -- |
1.10 GHz | GPU (Turbo) | -- |
7 | GPU Generation | -- |
22 nm | Technology | |
3 | Max. displays | |
16 | Compute units | -- |
128 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | -- |
11.0 | 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 HD Graphics 4000 | GPU | no iGPU |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode | Codec JPEG | No |
Memory & PCIeThe Intel Core i3-3120M supports a maximum of 32 GB of memory in 2 memory channels. The Intel Atom C3858 can connect up to 256 GB of memory in 2 memory channels. |
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Intel Core i3-3120M | Characteristic | Intel Atom C3858 |
DDR3-1600 | Memory | DDR4-2400 |
32 GB | Max. Memory | 256 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
25.6 GB/s | Max. Bandwidth | 38.4 GB/s |
No | ECC | Yes |
-- | L2 Cache | 12.00 MB |
3.00 MB | L3 Cache | -- |
2.0 | PCIe version | 3.0 |
16 | PCIe lanes | 16 |
8.0 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i3-3120M has a TDP of 35 W, that of the Intel Atom C3858 is 25 W. |
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Intel Core i3-3120M | Characteristic | Intel Atom C3858 |
35 W | TDP (PL1 / PBP) | 25 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
105 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Core i3-3120M has a 3.00 MB cache, while the Intel Atom C3858 cache has a total of 12.00 MB. |
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Intel Core i3-3120M | Characteristic | Intel Atom C3858 |
22 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX | ISA extensions | SSE4.1, SSE4.2 |
PGA 988 | Socket | BGA 1310 |
VT-x, VT-x EPT | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2012 | Release date | Q3/2017 |
-- | Release price | 332 $ |
show more data | show more data | |
Intel Core i3-3120M
2C 4T @ 2.50 GHz |
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Intel Atom C3858
12C 12T @ 2.00 GHz |
Intel Core i3-3120M
2C 4T @ 2.50 GHz |
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Intel Atom C3858
12C 12T @ 2.00 GHz |
Intel Core i3-3120M
2C 4T @ 2.50 GHz |
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Intel Atom C3858
12C 12T @ 2.00 GHz |
Intel Core i3-3120M
2C 4T @ 2.50 GHz |
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Intel Atom C3858
12C 12T @ 2.00 GHz |
Intel Core i3-3120M
Intel HD Graphics 4000 @ 1.10 GHz |
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Intel Atom C3858
@ 0.00 GHz |
Intel Core i3-3120M
2C 4T @ 2.50 GHz |
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Intel Atom C3858
12C 12T @ 2.00 GHz |
Intel Core i3-3120M
2C 4T @ 2.50 GHz |
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Intel Atom C3858
12C 12T @ 2.00 GHz |
Devices using this processor |
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Intel Core i3-3120M | Intel Atom C3858 |
Unknown | Unknown |