Intel Core i5-1240U | Intel Celeron J3455 | |
CPU comparisonIn this CPU comparison, we compare the Intel Core i5-1240U and the Intel Celeron J3455 and use benchmarks to check which processor is faster.
We compare the Intel Core i5-1240U 10 core processor released in Q1/2022 with the Intel Celeron J3455 which has 4 CPU cores and was introduced in Q3/2016. |
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Intel Core i5 (331) | Family | Intel Celeron (165) |
Intel Core i 1200P/1200U (21) | CPU group | Intel Celeron J3000 (4) |
12 | Generation | 7 |
Alder Lake U | Architecture | Apollo Lake |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i5-1240U is a 10 core processor with a clock frequency of 1.10 GHz (4.40 GHz). The processor can compute 12 threads at the same time. The Intel Celeron J3455 clocks with 1.50 GHz (2.30 GHz), has 4 CPU cores and can calculate 4 threads in parallel. |
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Intel Core i5-1240U | Characteristic | Intel Celeron J3455 |
10 | Cores | 4 |
12 | Threads | 4 |
hybrid (big.LITTLE) | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
1.10 GHz (4.40 GHz) 2x Golden Cove |
A-Core | 1.50 GHz (2.30 GHz) |
0.80 GHz (3.30 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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Intel Iris Xe Graphics 80 (Alder Lake) | GPU | Intel HD Graphics 500 |
0.25 GHz | GPU frequency | 0.25 GHz |
0.90 GHz | GPU (Turbo) | 0.75 GHz |
13 | GPU Generation | 9 |
10 nm | Technology | 14 nm |
4 | Max. displays | 3 |
80 | Compute units | 12 |
640 | Shader | 96 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | 8 GB |
12.1 | 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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Intel Iris Xe Graphics 80 (Alder Lake) | GPU | Intel HD Graphics 500 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode |
Decode | Codec VP8 | Decode / Encode |
Decode | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 64 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-1240U, while the Intel Celeron J3455 supports a maximum of 8 GB of memory with a maximum memory bandwidth of 29.9 GB/s enabled. |
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Intel Core i5-1240U | Characteristic | Intel Celeron J3455 |
LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200 | Memory | LPDDR4-2400, LPDDR3-1866, DDR3L-1866 |
64 GB | Max. Memory | 8 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
83.2 GB/s | Max. Bandwidth | 29.9 GB/s |
No | ECC | No |
6.50 MB | L2 Cache | -- |
12.00 MB | L3 Cache | 2.00 MB |
4.0 | PCIe version | 2.0 |
28 | PCIe lanes | 6 |
55.1 GB/s | PCIe Bandwidth | 3.0 GB/s |
Thermal ManagementThe Intel Core i5-1240U has a TDP of 9 W. The TDP of the Intel Celeron J3455 is 10 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core i5-1240U | Characteristic | Intel Celeron J3455 |
9 W | TDP (PL1 / PBP) | 10 W |
29 W | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | 105 °C |
Technical detailsThe Intel Core i5-1240U has 18.50 MB cache and is manufactured in 10 nm. The cache of Intel Celeron J3455 is at 2.00 MB. The processor is manufactured in 14 nm. |
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Intel Core i5-1240U | Characteristic | Intel Celeron J3455 |
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 | ISA extensions | SSE4.1, SSE4.2 |
BGA 1744 | Socket | BGA 1296 |
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 | Q3/2016 |
-- | Release price | 31 $ |
show more data | show more data | |
Intel Core i5-1240U
10C 12T @ 4.40 GHz |
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Intel Celeron J3455
4C 4T @ 2.30 GHz |
Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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Intel Celeron J3455
4C 4T @ 2.20 GHz |
Intel Core i5-1240U
Intel Iris Xe Graphics 80 (Alder Lake) @ 0.90 GHz |
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Intel Celeron J3455
Intel HD Graphics 500 @ 0.75 GHz |
Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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Intel Celeron J3455
4C 4T @ 2.20 GHz |
Intel Core i5-1240U
10C 12T @ 4.40 GHz |
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Intel Celeron J3455
4C 4T @ 2.30 GHz |
Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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Intel Celeron J3455
4C 4T @ 2.20 GHz |
Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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Intel Celeron J3455
4C 4T @ 2.20 GHz |
Intel Core i5-1240U
10C 12T @ 4.40 GHz |
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Intel Celeron J3455
4C 4T @ 2.30 GHz |
Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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Intel Celeron J3455
4C 4T @ 2.20 GHz |
Devices using this processor |
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Intel Core i5-1240U | Intel Celeron J3455 |
Unknown | ASRock J3455-ITX Gigabyte GA-J3455N-D3H ASRock Beebox J3455 Intel NUC Kit NUC6CAYH Gigabyte Brix GB-BPCE-3455 TerraMaster J3455 |