Intel Core Ultra 7 155UL vs AMD FX-8100
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CPU comparison with benchmarks
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| Intel Core Ultra 7 155UL | AMD FX-8100 | |
CPU comparisonIntel Core Ultra 7 155UL or AMD FX-8100 - 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 Ultra 7 155UL has 12 cores with 14 threads and clocks with a maximum frequency of 4.80 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Core Ultra 7 155UL was released in Q2/2024. The AMD FX-8100 has 8 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD FX-8100 was released in Q4/2011. |
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| Intel Core Ultra 7 (10) | Family | AMD FX (30) |
| Intel Core Ultra 100UL (5) | CPU group | AMD FX-8000 (11) |
| 1 | Generation | 2 |
| Meteor Lake PS | Architecture | Vishera (Bulldozer) |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core Ultra 7 155UL is a 12 core processor with a clock frequency of 1.70 GHz (4.80 GHz). The AMD FX-8100 has 8 CPU cores with a clock frequency of 2.80 GHz (3.70 GHz). |
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| Intel Core Ultra 7 155UL | Characteristic | AMD FX-8100 |
| 12 | Cores | 8 |
| 14 | Threads | 8 |
| hybrid (big.LITTLE) | Core architecture | normal |
| Yes | Hyperthreading | No |
| No | Overclocking ? | Yes |
| 1.70 GHz (4.80 GHz) 2x Redwood Cove |
A-Core | 2.80 GHz (3.70 GHz) |
| 1.20 GHz (3.80 GHz) 8x Crestmont |
B-Core | -- |
| 0.70 GHz (2.10 GHz) 2x Crestmont |
C-Core | -- |
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 Core Ultra 7 155UL | Characteristic | AMD FX-8100 |
| Intel® AI Boost | AI hardware | -- |
| Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) | AI specifications | -- |
| -- | 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 Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) | GPU | no iGPU |
| 0.60 GHz | GPU frequency | -- |
| 1.95 GHz | GPU (Turbo) | -- |
| -- | GPU Generation | -- |
| 5 nm | Technology | |
| 4 | Max. displays | |
| 64 | Compute units | -- |
| 512 | Shader | -- |
| Yes | Hardware Raytracing | No |
| No | Frame Generation | No |
| 32 GB | Max. GPU Memory | -- |
| 12.2 | 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 Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) | GPU | no iGPU |
| Decode / Encode | Codec h265 / HEVC (8 bit) | No |
| Decode / Encode | Codec h265 / HEVC (10 bit) | No |
| Decode / Encode | Codec h264 | No |
| Decode | Codec VP9 | No |
| Decode | Codec VP8 | No |
| Decode / Encode | Codec AV1 | No |
| Decode / Encode | Codec AVC | No |
| Decode | Codec VC-1 | No |
| Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Intel Core Ultra 7 155UL supports a maximum of 96 GB of memory in 2 memory channels. The AMD FX-8100 can connect up to GB of memory in 2 memory channels. |
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| Intel Core Ultra 7 155UL | Characteristic | AMD FX-8100 |
| DDR5-5600 | Memory | DDR3-1866 |
| 96 GB | Max. Memory | |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 89.6 GB/s | Max. Bandwidth | 29.9 GB/s |
| No | ECC | Yes |
| 12.00 MB | L2 Cache | -- |
| -- | L3 Cache | 8.00 MB |
| 4.0 | PCIe version | -- |
| 20 | PCIe lanes | -- |
| 39.4 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core Ultra 7 155UL has a TDP of 15 W, that of the AMD FX-8100 is 95 W. |
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| Intel Core Ultra 7 155UL | Characteristic | AMD FX-8100 |
| 15 W | TDP (PL1 / PBP) | 95 W |
| 57 W | TDP (PL2) | -- |
| 28 W | TDP up | -- |
| 12 W | TDP down | -- |
| 105 °C | Tjunction max. | -- |
Technical detailsThe Intel Core Ultra 7 155UL has a 12.00 MB cache, while the AMD FX-8100 cache has a total of 8.00 MB. |
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| Intel Core Ultra 7 155UL | Characteristic | AMD FX-8100 |
| 7 nm | Technology | 32 nm |
| Chiplet | Chip design | Unknown |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
| LGA 1851 | Socket | AM3+ |
| VT-x, VT-x EPT, VT-d | Virtualization | AMD-V |
| Yes | AES-NI | Yes |
| Windows 11, Linux | Operating systems | Windows 10, Linux |
| Q2/2024 | Release date | Q4/2011 |
| -- | Release price | -- |
| show more data | show more data | |
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8C 8T @ 2.80 GHz (3.70 GHz) buy now on Amazon and save!
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Rate these processors
Cinebench R20 (Single-Core)
Cinebench R20 is the successor of Cinebench R15 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 Core Ultra 7 155UL
12C 14T @ 4.80 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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Cinebench R20 (Multi-Core)
Cinebench R20 is the successor of Cinebench R15 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 Core Ultra 7 155UL
12C 14T @ 1.70 GHz |
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AMD FX-8100
8C 8T @ 3.70 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 Core Ultra 7 155UL
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.95 GHz |
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AMD FX-8100
@ 0.00 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 Core Ultra 7 155UL
12C 14T @ 1.70 GHz |
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AMD FX-8100
8C 8T @ 3.70 GHz |
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Devices using this processor |
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| Intel Core Ultra 7 155UL | AMD FX-8100 |
| Unknown | Unknown |
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