Intel Celeron 2981U | AMD Ryzen 7 PRO 7840U | |
CPU comparisonIntel Celeron 2981U or AMD Ryzen 7 PRO 7840U - 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 2981U has 2 cores with 2 threads and clocks with a maximum frequency of 1.40 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Celeron 2981U was released in Q3/2013. The AMD Ryzen 7 PRO 7840U has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen 7 PRO 7840U was released in Q2/2023. |
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Intel Celeron (165) | Family | AMD Ryzen 7 PRO (21) |
Intel Celeron 2000 (7) | CPU group | AMD Ryzen 7040 (21) |
4 | Generation | 6 |
Haswell U | Architecture | Phoenix (Zen 4) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen 7 PRO 8840U |
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CPU Cores and Base FrequencyThe Intel Celeron 2981U is a 2 core processor with a clock frequency of 1.40 GHz. The AMD Ryzen 7 PRO 7840U has 8 CPU cores with a clock frequency of 3.30 GHz (5.10 GHz). |
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Intel Celeron 2981U | Characteristic | AMD Ryzen 7 PRO 7840U |
2 | Cores | 8 |
2 | Threads | 16 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
1.40 GHz | Frequency | 3.30 GHz |
-- | Turbo Frequency (1 Core) | 5.10 GHz |
-- | Turbo Frequency (All Cores) | -- |
NPU AI performanceThe performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. |
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Intel Celeron 2981U | Characteristic | AMD Ryzen 7 PRO 7840U |
-- | AI hardware | AMD Ryzen™ AI |
-- | AI specifications | AMD dedicated AI XDNA Technology |
-- | NPU + CPU + iGPU | -- |
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 (Haswell GT1) | GPU | AMD Radeon 780M |
0.20 GHz | GPU frequency | 0.80 GHz |
1.00 GHz | GPU (Turbo) | 2.70 GHz |
7.5 | GPU Generation | 3 |
22 nm | Technology | 4 nm |
3 | Max. displays | 4 |
10 | Compute units | 12 |
80 | Shader | 768 |
No | Hardware Raytracing | Yes |
No | Frame Generation | AMD FSR |
2 GB | Max. GPU Memory | 32 GB |
11.1 | 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 HD Graphics (Haswell GT1) | GPU | AMD Radeon 780M |
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 |
No | Codec VP8 | Decode |
No | Codec AV1 | Decode / Encode |
Decode / Encode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Celeron 2981U supports a maximum of 16 GB of memory in 2 memory channels. The AMD Ryzen 7 PRO 7840U can connect up to 256 GB of memory in 2 memory channels. |
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Intel Celeron 2981U | Characteristic | AMD Ryzen 7 PRO 7840U |
LPDDR3-1600, DDR3L-1600 | Memory | DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 |
16 GB | Max. Memory | 256 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
25.6 GB/s | Max. Bandwidth | 120.0 GB/s |
No | ECC | Yes |
-- | L2 Cache | 8.00 MB |
2.00 MB | L3 Cache | 16.00 MB |
2.0 | PCIe version | 4.0 |
12 | PCIe lanes | 20 |
6.0 GB/s | PCIe Bandwidth | 39.4 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Celeron 2981U has a TDP of 15 W, that of the AMD Ryzen 7 PRO 7840U is 28 W. |
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Intel Celeron 2981U | Characteristic | AMD Ryzen 7 PRO 7840U |
15 W | TDP (PL1 / PBP) | 28 W |
-- | TDP (PL2) | -- |
-- | TDP up | 30 W |
-- | TDP down | 15 W |
100 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Celeron 2981U has a 2.00 MB cache, while the AMD Ryzen 7 PRO 7840U cache has a total of 24.00 MB. |
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Intel Celeron 2981U | Characteristic | AMD Ryzen 7 PRO 7840U |
22 nm | Technology | 4 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
BGA 1168 | Socket | FP8 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2013 | Release date | Q2/2023 |
-- | Release price | -- |
show more data | show more data | |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz |
Intel Celeron 2981U
Intel HD Graphics (Haswell GT1) @ 1.00 GHz |
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AMD Ryzen 7 PRO 7840U
AMD Radeon 780M @ 2.70 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz |
Intel Celeron 2981U
2C 2T @ 1.40 GHz |
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AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz |
Devices using this processor |
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Intel Celeron 2981U | AMD Ryzen 7 PRO 7840U |
Unknown | Unknown |