Intel Celeron G1820T vs Intel Core i5-1240U
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CPU comparison with benchmarks
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| Intel Celeron G1820T | Intel Core i5-1240U | |
CPU comparisonIntel Celeron G1820T or Intel Core i5-1240U - 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 Celeron G1820T has 2 cores with 2 threads and clocks with a maximum frequency of 2.40 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Celeron G1820T was released in Q1/2014. The Intel Core i5-1240U has 10 cores with 12 threads and clocks with a maximum frequency of 4.40 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i5-1240U was released in Q1/2022. |
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| Intel Celeron (165) | Family | Intel Core i5 (331) |
| Intel Celeron G1000 (12) | CPU group | Intel Core i 1200P/1200U (21) |
| 3 | Generation | 12 |
| Ivy Bridge S | Architecture | Alder Lake U |
| Desktop / Server | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Celeron G1820T has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the Intel Celeron G1820T is 2.40 GHz while the Intel Core i5-1240U has 10 CPU cores and 12 threads can calculate simultaneously. The clock frequency of the Intel Core i5-1240U is at 1.10 GHz (4.40 GHz). |
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| Intel Celeron G1820T | Characteristic | Intel Core i5-1240U |
| 2 | Cores | 10 |
| 2 | Threads | 12 |
| normal | Core architecture | hybrid (big.LITTLE) |
| No | Hyperthreading | Yes |
| No | Overclocking ? | No |
| 2.40 GHz | A-Core | 1.10 GHz (4.40 GHz) 2x Golden Cove |
| -- | B-Core | 0.80 GHz (3.30 GHz) 8x Gracemont |
Internal GraphicsThe Intel Celeron G1820T or Intel Core i5-1240U has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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| Intel HD Graphics (Haswell GT1) | GPU | Intel Iris Xe Graphics 80 (Alder Lake) |
| 0.20 GHz | GPU frequency | 0.25 GHz |
| 1.05 GHz | GPU (Turbo) | 0.90 GHz |
| 7.5 | GPU Generation | 13 |
| 22 nm | Technology | 10 nm |
| 3 | Max. displays | 4 |
| 10 | Compute units | 80 |
| 80 | Shader | 640 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 2 GB | Max. GPU Memory | 32 GB |
| 11.1 | DirectX Version | 12.1 |
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 (Haswell GT1) | GPU | Intel Iris Xe Graphics 80 (Alder Lake) |
| No | Codec h265 / HEVC (8 bit) | Decode / Encode |
| No | Codec h265 / HEVC (10 bit) | Decode / Encode |
| Decode / Encode | Codec h264 | Decode / Encode |
| No | Codec VP9 | Decode / Encode |
| No | Codec VP8 | Decode |
| No | Codec AV1 | Decode |
| Decode / Encode | Codec AVC | Decode / Encode |
| Decode | Codec VC-1 | Decode |
| Decode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Celeron G1820T can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Core i5-1240U supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 83.2 GB/s. |
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| Intel Celeron G1820T | Characteristic | Intel Core i5-1240U |
| DDR3-1333 | Memory | LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200 |
| 32 GB | Max. Memory | 64 GB |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 21.3 GB/s | Max. Bandwidth | 83.2 GB/s |
| Yes | ECC | No |
| -- | L2 Cache | 6.50 MB |
| 2.00 MB | L3 Cache | 12.00 MB |
| 3.0 | PCIe version | 4.0 |
| 16 | PCIe lanes | 28 |
| 15.8 GB/s | PCIe Bandwidth | 55.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Celeron G1820T is 35 W, while the Intel Core i5-1240U has a TDP of 9 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| Intel Celeron G1820T | Characteristic | Intel Core i5-1240U |
| 35 W | TDP (PL1 / PBP) | 9 W |
| -- | TDP (PL2) | 29 W |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | 100 °C |
Technical detailsThe Intel Celeron G1820T is manufactured in 22 nm and has 2.00 MB cache. The Intel Core i5-1240U is manufactured in 10 nm and has a 18.50 MB cache. |
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| Intel Celeron G1820T | Characteristic | Intel Core i5-1240U |
| 22 nm | Technology | 10 nm |
| Monolithic | Chip design | Monolithic |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4.1, SSE4.2 | ISA extensions | SSE4.1, SSE4.2, AVX2 |
| LGA 1150 | Socket | BGA 1744 |
| VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
| Yes | AES-NI | Yes |
| Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
| Q1/2014 | Release date | Q1/2022 |
| -- | Release price | -- |
| show more data | show more data | |
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10C 12T @ 1.10 GHz (4.40 GHz) buy now on Amazon and save!
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Celeron G1820T
2C 2T @ 2.40 GHz |
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Intel Core i5-1240U
10C 12T @ 4.40 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Intel Celeron G1820T
2C 2T @ 2.40 GHz |
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Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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Intel Celeron G1820T
Intel HD Graphics (Haswell GT1) @ 1.05 GHz |
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Intel Core i5-1240U
Intel Iris Xe Graphics 80 (Alder Lake) @ 0.90 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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Intel Celeron G1820T
2C 2T @ 2.40 GHz |
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Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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Cinebench R15 (Single-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Celeron G1820T
2C 2T @ 2.40 GHz |
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Intel Core i5-1240U
10C 12T @ 4.40 GHz |
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Cinebench R15 (Multi-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Intel Celeron G1820T
2C 2T @ 2.40 GHz |
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Intel Core i5-1240U
10C 12T @ 2.30 GHz |
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Devices using this processor |
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| Intel Celeron G1820T | Intel Core i5-1240U |
| Unknown | Unknown |
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