Intel Pentium 957 | Intel Core Ultra 7 155U | |
CPU comparisonIntel Pentium 957 or Intel Core Ultra 7 155U - 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 Pentium 957 has 2 cores with 2 threads and clocks with a maximum frequency of 1.20 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Intel Pentium 957 was released in Q2/2011. The Intel Core Ultra 7 155U has 12 cores with 14 threads and clocks with a maximum frequency of 4.80 GHz. The CPU supports up to 96 GB of memory in 2 memory channels. The Intel Core Ultra 7 155U was released in Q4/2023. |
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Intel Pentium (150) | Family | Intel Core Ultra 7 (9) |
Intel Pentium 900 (10) | CPU group | Intel Core Ultra 100U (7) |
3 | Generation | 1 |
Sandy Bridge U | Architecture | Meteor Lake U |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Pentium 957 has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the Intel Pentium 957 is 1.20 GHz while the Intel Core Ultra 7 155U has 12 CPU cores and 14 threads can calculate simultaneously. The clock frequency of the Intel Core Ultra 7 155U is at 1.70 GHz (4.80 GHz). |
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Intel Pentium 957 | Characteristic | Intel Core Ultra 7 155U |
2 | Cores | 12 |
2 | Threads | 14 |
normal | Core architecture | hybrid (big.LITTLE) |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
1.20 GHz | A-Core | 1.70 GHz (4.80 GHz) 2x Redwood Cove |
-- | B-Core | 1.20 GHz (3.80 GHz) 8x Crestmont |
-- | C-Core | 0.70 GHz (2.10 GHz) 2x Crestmont |
Artificial Intelligence and Machine LearningProcessors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
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Intel Pentium 957 | Characteristic | Intel Core Ultra 7 155U |
-- | AI hardware | Intel AI engine |
-- | AI specifications | Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) |
Internal GraphicsThe Intel Pentium 957 or Intel Core Ultra 7 155U 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 (Sandy Bridge GT1) | GPU | Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) |
0.35 GHz | GPU frequency | 0.60 GHz |
0.80 GHz | GPU (Turbo) | 1.95 GHz |
6 | GPU Generation | -- |
32 nm | Technology | 5 nm |
2 | Max. displays | 4 |
6 | Compute units | 64 |
48 | Shader | 512 |
No | Hardware Raytracing | Yes |
No | Frame Generation | No |
2 GB | Max. GPU Memory | 32 GB |
10.1 | DirectX Version | 12.2 |
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 (Sandy Bridge GT1) | GPU | Intel Iris Xe 4 Core Graphics 64 EUs (Meteor 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 |
No | Codec VP8 | Decode |
No | Codec AV1 | Decode / Encode |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Pentium 957 can use up to 8 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Core Ultra 7 155U supports up to 96 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s. |
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Intel Pentium 957 | Characteristic | Intel Core Ultra 7 155U |
DDR3-1066, DDR3-1333 | Memory | LPDDR5X-7500, DDR5-5600 |
8 GB | Max. Memory | 96 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 120.0 GB/s |
No | ECC | No |
-- | L2 Cache | 12.00 MB |
2.00 MB | L3 Cache | -- |
2.0 | PCIe version | 4.0 |
16 | PCIe lanes | 20 |
8.0 GB/s | PCIe Bandwidth | 39.4 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Pentium 957 is 17 W, while the Intel Core Ultra 7 155U has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Pentium 957 | Characteristic | Intel Core Ultra 7 155U |
17 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | 57 W |
-- | TDP up | 28 W |
-- | TDP down | 12 W |
100 °C | Tjunction max. | 110 °C |
Technical detailsThe Intel Pentium 957 is manufactured in 32 nm and has 2.00 MB cache. The Intel Core Ultra 7 155U is manufactured in 7 nm and has a 12.00 MB cache. |
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Intel Pentium 957 | Characteristic | Intel Core Ultra 7 155U |
32 nm | Technology | 7 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | SSE4.1, SSE4.2, AVX2 |
BGA 1023 | Socket | BGA 2049 |
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 11, Linux |
Q2/2011 | Release date | Q4/2023 |
-- | Release price | -- |
show more data | show more data | |
Intel Pentium 957
Intel HD Graphics (Sandy Bridge GT1) @ 0.80 GHz |
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Intel Core Ultra 7 155U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.95 GHz |
Intel Pentium 957
2C 2T @ 1.20 GHz |
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Intel Core Ultra 7 155U
12C 14T @ 4.80 GHz |
Intel Pentium 957
2C 2T @ 1.20 GHz |
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Intel Core Ultra 7 155U
12C 14T @ 1.70 GHz |
Intel Pentium 957
2C 2T @ 1.20 GHz |
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Intel Core Ultra 7 155U
12C 14T @ 4.80 GHz |
Intel Pentium 957
2C 2T @ 1.20 GHz |
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Intel Core Ultra 7 155U
12C 14T @ 1.70 GHz |
Intel Pentium 957
2C 2T @ 1.20 GHz |
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Intel Core Ultra 7 155U
12C 14T @ 1.70 GHz |
Devices using this processor |
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Intel Pentium 957 | Intel Core Ultra 7 155U |
Unknown | Unknown |