When choosing a smartphone in the budget segment, users often face a dilemma: whether to overpay for a more well-known brand name or you can trust proven sub-brands such as Redmi. Xiaomi Redmi 8T model has become a real sales hit thanks to a successful combination of characteristics and price, but the key element determining the performance of the device is its computing platform. It is from which processor in the 8t xiaomi Redmi that the smoothness of the interface, the speed of application loading and the capabilities in mobile games depends.
At the heart of this device is the Qualcomm Snapdragon 665 chipset, which is an upgraded version of the popular mid-range processor. This system on a chip (SoC) was designed with a balance between performance and power consumption, making it an ideal candidate for smartphones with great autonomy. Understanding the architecture of this chip will help you predict how the gadget will behave in a year or two of active use.
A detailed analysis of the specifications allows you to distinguish the strengths and weaknesses of this solution from the competition. We will look not only at dry clock numbers, but also at the real impact of the graphics accelerator on the user experience.
Technical characteristics of the Snapdragon 665 SoC
The heart of Xiaomi Redmi 8T is the 12nm Snapdragon 665 chipset, which replaced the popular SD660 model on the pedestal. The main difference was the transition to a thinner production process by TSMC, which allowed to significantly improve energy efficiency. The processor consists of eight cores divided into two clusters: four Kryo 260 Gold production cores with a frequency of up to 2.0 GHz and four energy-efficient Kryo 260 Silver cores operating at 1.8 GHz. This configuration allows the system to dynamically distribute tasks, running powerful cores only when necessary.
An important part of any SoC is the graphics accelerator, and in this case, the image rendering is responsible for Adreno 610. This GPU is based on the Adreno 600 architecture, which provides support for modern graphics APIs, including Vulkan 1.1 and OpenCL 2.0. This is critical for running the latest versions of the Android operating system and the MIUI interface, which requires significant resources to render animations.
The secret of the name Kryo
The amount of RAM that this controller can serve reaches 8 GB of LPDDR4X standard, and the maximum resolution of the supported screen is 2340×1080 pixels. This means that the processor is technically able to work with FullHD+ displays without interpolation, providing a clear picture.
- 🚀 Process technology: 12 nm, which provides an excellent balance of heat.
- ⚙️ Architecture: 8 cores (4x2.0 GHz + 4x1.8 GHz for effective multitasking.
- 🎮 Adreno 610 with support for modern game engines.
Performance in benchmarks and real-world tasks
When it comes to which processor in the 8t xiaomi Redmi, you can’t just go to theoretical calculations. Synthetic tests like AnTuTu and Geekbench give an objective view of the processing power. In the popular benchmark AnTuTu v8 Redmi 8T consistently scores about 170,000 to 180,000 points. This is a result that allows the smartphone to feel confident in everyday tasks like web pages, social networks and instant messengers.
But it's worth considering that the MIUI shell is known for its resource-intensiveness: The Snapdragon 665 processor does it well, but when running a lot of heavy applications at the same time, you can see micro-freezes when you switch between them. This is not a critical drawback, but rather a feature of optimizing software for budget hardware.
In the Geekbench 5 test, the results are distributed as follows: approximately 300-320 points in single-threaded mode and about 1300-1400 points in multi-threaded mode. These figures indicate that for heavy computing, for example, processing photos in Lightroom or rendering video, power may not be enough, and the process will take a considerable time.
⚠️ Note: Benchmark results may vary depending on firmware version, background processes and body temperature.
Potential to play: what can be played
The issue of gaming capabilities is often crucial when buying a smartphone. The Adreno 610 graphics chip integrated into the Redmi 8T processor allows you to run most popular mobile games, but with certain reservations about graphics settings. For casual games such as Candy Crush, Among Us or Clash Royale, the processor power is more than enough to work at maximum settings with stable 60 frames per second.
The situation changes when you start demanding 3D-shooters and battle royales. PUBG Mobile or Call of Duty: Mobile is able to provide smooth gameplay, but only on low or medium graphics settings.Rendering resolution can be dynamically reduced to maintain stable FPS, This sometimes leads to light soap in dynamic scenes.
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To improve performance in games, activate Game Turbo mode in the MIUI security settings and close the background applications before launching.
Heavy open-world games like Genshin Impact will be a major test for the Snapdragon 665.Run is possible, but you will have to reduce the resolution and set minimum detail settings, otherwise the device will quickly heat up and frame rate will fall to an uncomfortable 20-25 FPS.
- 🏎️ asphalt 9: Playable on medium settings, 30-40 FPS.
- 🔫 PUBG Mobile: Smooth on low settings ("Smooth"), 30-40 FPS.
- ⚔️ Genshin Impact: Comfortable to play is difficult, requires minimization of graphics.
Energy efficiency and heat generation
One of the biggest advantages of the Redmi 8T is its autonomy, and the Snapdragon 665 processor plays a role here. Thanks to the 12nm process, the chip consumes significantly less power than its predecessors, made at 14nm norm. When paired with a 5,000mAh battery, this gives a phenomenal result: up to two days of moderate use without recharging.
Heat generation is also within reasonable limits. During prolonged loads, for example, while navigating or watching high-resolution video, the smartphone body may slightly warm up in the upper left side of the chip, but the temperature does not reach critical values. The trottling system (forced frequency reduction for cooling) works gently, without causing sharp drops in performance.
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The 12nm Snapdragon 665 process technology provides the Redmi 8T with excellent energy efficiency, allowing the smartphone to work for up to 2 days without recharging.
In standby mode, the processor effectively uses the Silver sleeper cores, with little or no battery consumption, making the device an excellent choice for those who are often away from the outlet or do not like to carry power banks with them.
Comparison with competitors: Helio G85 and Snapdragon 660
To understand the real value of the Snapdragon 665 in the context of 2020-2021, when the Redmi 8T was released, it is necessary to compare it with direct competitors. The main rival was often MediaTek Helio G85, which was installed in the Redmi Note 9 and other models. Despite marketing tricks, the Snapdragon 665 was often more stable in work and had a better modem.
Compared to its predecessor, the Snapdragon 660, the new chip lost in net CPU performance (by about 10-15%), but benefited from a more modern ISP (image processing processor) and better energy efficiency. For the user, this meant a slightly better camera and lower battery consumption in exchange for a slight decrease in speed in heavy tasks.
☑️ What to look at when comparing processors
The table below provides a detailed comparison of the characteristics of the chip in question with its closest analogues of that period:
| Characteristics | Snapdragon 665 | Snapdragon 660 | Helio G85 |
|---|---|---|---|
| Technique | 12 nm | 14nm | 12 nm |
| CPU of the core | 4x2.0 + 4x1.8 GHz | 4x2.2 + 4x1.8 GHz | 2x2.0 + 6x1.8 GHz |
| GPU | Adreno 610 | Adreno 512 | Mali-G52 MC2 |
| AnTuTu (v8) | ~175 000 | ~140 000 | ~200 000 |
The effect of the processor on the camera
Many people forget that the quality of photos depends not only on the camera matrix, but also on the built-in processor. ISP (Image Signal Processor. The Snapdragon 665 uses the Spectra 165 module, which supports matrices up to 48 MP. 8T Capable of taking detailed pictures on the main camera.
The processor is also responsible for focusing speed and processing. HDR-Thanks to Qualcomm's algorithms, the smartphone quickly reduces several frames to one, reducing the amount of grease when shooting moving objects. However, in low light conditions, the chip power may not be enough for complex real-time noise reduction, which leads to an increase in photo processing time after pressing the down button.
⚠️ Note: When shooting video in resolution 4K The processor can get very hot, and the recording can be automatically interrupted by the security system. 1080p.
In addition, the Spectra 165 supports 120fps Slow Motion video recording at 720p, a unique feature for this price segment that was not available to many MediaTek chip rivals of the time.