The Qualcomm Snapdragon 4 Gen 1: An In-Depth Look

Snapdragon 4 Gen 1

Welcome to the world of cutting-edge mobile technology with the Qualcomm Snapdragon 4 Gen 1 (SM4375). In this article, we delve deep into this mid-range ARM-based System-on-Chip (SoC), a powerhouse primarily designed for Android tablets and smartphones. Let's explore its architecture, features, and the revolution it brings to mobile computing.

Power Under the Hood

The Qualcomm Snapdragon 4 Gen 1 features 8 Kryo cores, each capable of 64-bit processing. These cores are divided into two clusters, a fast cluster comprising two cores based on the ARM Cortex-A78 design, with clock speeds of up to 2 GHz, and an efficiency cluster equipped with smaller ARM Cortex-A55 cores, running at speeds of up to 1.8 GHz. This dynamic cluster configuration allows for optimal performance and power efficiency, ensuring a seamless user experience.

Graphics and Connectivity

Complementing its processing capabilities, the SoC integrates a lower mid-range Adreno 619 GPU, providing smooth graphics rendering for mobile applications. Connectivity is where the Snapdragon 4 Gen 1 truly shines, thanks to its X51 5G radio, offering download speeds of up to 2.5 Gbits, albeit without mmWave support. It also includes 802.11ac (Wi-Fi 5) with 8x8 sounding and Dual Band 2x2 Wi-Fi support, along with Bluetooth 5.2 for seamless wireless connections.

Global Positioning and Multimedia

For location-based services, the Snapdragon 4 Gen 1 incorporates support for various satellite positioning systems, including GPS, QZSS, GLONASS, SBAS, Beidou, and Galileo. In the multimedia department, it boasts a video engine with support for popular codecs such as H.265, H.264, VP8, and VP9, ensuring an exceptional media experience on your mobile device.

Manufacturing Excellence

The Snapdragon 4 Gen 1 is crafted using the state-of-the-art 6nm process technology, marking a significant leap in performance and power efficiency. While high-end SoCs may employ 4nm processes, the Snapdragon 4 Gen 1's 6nm manufacturing ensures it remains a strong contender in the mid-range market.

Key Features at a Glance

Let's take a closer look at some of the key features that make the Qualcomm Snapdragon 4 Gen 1 a standout performer in its class:

  • Snapdragon X51 5G Modem-RF System: This cutting-edge modem ensures blazing-fast 5G connectivity with flexibility and accessibility, supporting TDD, FDD, and Dynamic Spectrum Sharing for global 5G coverage.
  • Qualcomm Kryo CPU: The Snapdragon 4 Gen 1's Kryo CPU provides a remarkable 15% performance improvement compared to its predecessors.
  • Qualcomm Adreno GPU: With up to 10% improved performance from previous generations, this GPU handles graphics-intensive tasks with ease.
  • Qualcomm Sensing Hub: An ultra-low-power hub that is always ready for your voice assistant's commands. It fuses contextual data streams from sensors, audio, and voice, supporting multiple hardware-accelerated always-on voice assistants.
  • Qualcomm Spectra Triple ISP: Designed for multi-camera support, this ISP ensures power savings and enables you to capture more photos and videos per charge. It even supports up to 108 MP for the highest quality single shots.
  • Qualcomm AI Engine: Enhancing photographic capabilities, this AI engine brings a new dimension to mobile photography.
  • Dual Frequency GNSS (L1 and L5): This feature enhances location tracking accuracy, ensuring you're always on the right path.
  • Qualcomm FastConnect 6200: A high-performance 2x2 Wi-Fi 5 connectivity system integrated with Bluetooth 5.2 and WPA3 Security for seamless wireless connectivity.
  • Qualcomm Quick Charge 4+ Technology: Fast battery charging to keep you powered up and on the move.

Technical Specifications

For the tech enthusiasts, here are the detailed technical specifications of the Qualcomm Snapdragon 4 Gen 1:

  • GPU Name: Qualcomm Adreno
  • CPU Name: Qualcomm Kryo
  • Qualcomm Hexagon Processor Name: Qualcomm Hexagon
  • Location Support: Sensor-assisted Positioning, Qualcomm Location Suite
  • Satellite Systems: GLONASS, NavIC, QZSS, Galileo, Beidou, GPS
  • Frequency Support: Dual (L1/L5)
  • Wi-Fi/Bluetooth System: Qualcomm FastConnect 6200
  • Generation: Wi-Fi 5
  • Bluetooth Specification Version: Bluetooth 5.2
  • Image Signal Processor (ISP) Name: Qualcomm Spectra
  • Image Signal Processor (ISP) Type: Image Signal Processor (ISP)
  • Single Camera (MFNR, ZSL, 30 fps): Up to 32 MP
  • Single Camera: Up to 108 MP
  • Slow Motion Video Capture: Up to 720p @ 120 fps
  • Video Capture Formats: H.264 (AVC), H.265 (HEVC)
  • Maximum On-Device Display Resolution: FHD+ @ 120 Hz, HD+ @ 120 Hz
  • Audio: Qualcomm Aqstic technology support, Qualcomm aptX audio technology support
  • Charging: Qualcomm Quick Charge technology support


The Qualcomm Snapdragon 4 Gen 1 (SM4375) is a game-changer in the mid-range mobile processor market. With its powerful CPU and GPU, advanced AI capabilities, and robust connectivity options, it offers a compelling solution for Android tablets and smartphones. Whether you're a tech enthusiast or an everyday user, the Snapdragon 4 Gen 1 promises a seamless and powerful mobile experience.

Stay tuned for the latest innovations in mobile technology, as Qualcomm continues to push the boundaries of what's possible.

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