Qualcomm Snapdragon X Plus X1P-46-100 vs Qualcomm Snapdragon X Plus X1P-42-100
Qualcomm Snapdragon X Plus X1P-46-100
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The Snapdragon X Plus 8-core (X1P-46-100) is a relatively affordable ARM architecture processor for use in Windows laptops that was unveiled in Sep 2024. This Qualcomm SoC features 8 Oryon CPU cores running at up to 4.0 GHz, along with the 2.1 TFLOPS X1-45 iGPU and the 45 TOPS Hexagon NPU. The super-fast LPDDR5x-8448 memory controller, USB 4.0 support, TB 4 support and PCIe 4 support are all onboard as well.
Architecture and Features
The Oryon cores (2 clusters of essentially identical cores; 8 threads) are mostly based on Nuvia IP and they reportedly make use of the ARM v8.7 microarchitecture. Much like modern AMD and Intel processors, the Snapdragon chip is compatible with USB 4 and thus with Thunderbolt 4 however it does not appear to support eGPUs as of September 2024.
The X1P-46-100 is based on the smaller die codenamed Purwa, unlike most X Elite and X Plus processors. It is believed to have at least 8 PCIe 4 and 4 PCIe 3 lanes for connecting various kinds of devices. NVMe SSDs are supported with a throughput of up to 7.9 GB/s; furthermore, most laptops built around the chip are expected to have 16 GB of LPDDR5x-8448 RAM. There is also a 45 TOPS NPU present for accelerating AI workloads.
Performance
A lot depends on the power targets of a specific system, just like it is with AMD, Intel and Nvidia products. That being said, we fully expect the X1P-46-100 to be just a little faster than the Core i5-1245U when executing multi-threaded x86 code.
The 4.0 GHz clock speed is only achievable in single-thread workloads. When executing multi-threaded tasks, the CPU cores will run at no more than 3.4 GHz.
Graphics
The X1-45 used here delivers up to 2.1 TFLOPS of performance. Unlike the much faster 3.8 TFLOPS and 4.6 TFLOPS X1-85 iGPUs, this little graphics adapter has much fewer unified shaders at its disposal. Its gaming performance is set to be sufficient for pre-2021 games at resolutions such as 1600x900 on low graphics settings.
AVC, HEVC and AV1 video codecs can be both hardware-decoded and hardware-encoded whereas with VP9, only decoding is possible. The highest monitor resolution supported is UHD 2160p.
Power consumption
Expect to see anything between 15 W and 30 W under long-term workloads depending on the system and the power profile chosen. The number includes RAM.
The SoC is built with TSMC's N4P process for better-than-average power efficiency, as of H2 2024.
Qualcomm Snapdragon X Plus X1P-42-100
► remove from comparison
The Snapdragon X Plus 8-core (X1P-42-100) is a relatively affordable ARM architecture processor for use in Windows laptops that was unveiled in Sep 2024. This Qualcomm SoC features 8 Oryon CPU cores running at up to 3.4 GHz, along with the 1.7 TFLOPS X1-45 iGPU and the 45 TOPS Hexagon NPU. The super-fast LPDDR5x-8448 memory controller, USB 4.0 support, TB 4 support and PCIe 4 support are all onboard as well.
Architecture and Features
The Oryon cores (2 clusters of essentially identical cores; 8 threads) are mostly based on Nuvia IP and they reportedly make use of the ARM v8.7 microarchitecture. Much like modern AMD and Intel processors, the Snapdragon chip is compatible with USB 4 and thus with Thunderbolt 4 however it does not appear to support eGPUs as of September 2024.
The X1P-42-100 is based on the smaller die codenamed Purwa, unlike most X Elite and X Plus processors. It is believed to have at least 8 PCIe 4 and 4 PCIe 3 lanes for connecting various kinds of devices. NVMe SSDs are supported with a throughput of up to 7.9 GB/s; furthermore, most laptops built around the chip are expected to have 16 GB of LPDDR5x-8448 RAM. There is also a 45 TOPS NPU present for accelerating AI workloads.
Performance
A lot depends on the power targets of a specific system, just like it is with AMD, Intel and Nvidia products. That being said, the average X1P-42-100 competes with older chips such as the Core i5-1245U when executing multi-threaded x86 code. With apps compiled specifically with Windows on ARM in mind, a Core i7-1360P-like performance level is to be expected which is not bad at all for what is supposed to be a budget CPU.
The 3.4 GHz clock speed is only achievable in single-thread workloads. When under multi-threaded load, the CPU cores will run at no more than 3.2 GHz.
Graphics
The X1-45 used here delivers up to 1.7 TFLOPS of performance. Unlike the much faster 3.8 TFLOPS and 4.6 TFLOPS X1-85 iGPUs, this little guy here has much fewer unified shaders and runs at lower clock speeds, too. Games put it a little behind the GeForce MX350; this kind of performance is sufficient for older games and sub-900p resolutions only.
AVC, HEVC and AV1 video codecs can be both hardware-decoded and hardware-encoded whereas with VP9, only decoding is possible. The highest monitor resolution supported is UHD 2160p.
Power consumption
Expect to see anything between 15 W and 30 W under long-term workloads depending on the system and the power profile chosen. The number includes RAM.
The SoC is built with TSMC's N4P process for better-than-average power efficiency, as of H2 2024.
Model | Qualcomm Snapdragon X Plus X1P-46-100 | Qualcomm Snapdragon X Plus X1P-42-100 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Codename | Oryon | Oryon | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Series | Qualcomm Snapdragon X | Qualcomm Snapdragon X | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Series: Snapdragon X Oryon |
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Clock | <=4000 MHz | <=3400 MHz | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
L1 Cache | 2.3 MB | 2.3 MB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
L2 Cache | 12 MB | 12 MB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
L3 Cache | 6 MB | 6 MB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Cores / Threads | 8 / 8 4.0 GHz Qualcomm Oryon | 8 / 8 8 x 3.4 GHz Qualcomm Oryon | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
TDP | 30 Watt | 30 Watt | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Technology | 4 nm | 4 nm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
iGPU | Qualcomm SD X Adreno X1-45 1.7 TFLOPS | Qualcomm SD X Adreno X1-45 1.7 TFLOPS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Architecture | ARM | ARM | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Announced | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Manufacturer | www.qualcomm.com | www.qualcomm.com |
Benchmarks
Average Benchmarks Qualcomm Snapdragon X Plus X1P-42-100 → 0% n=0

* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation