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Razer Blade 15 2018 H2 Temperature Issues: The Biggest Enemy 

Gaming laptops have long focused on balancing power and portability, and Razer has been one of the leaders in this landscape. The Razer Blade 15 2018 H2 comes with a sleek, luxury, and high-definition gaming experience when it was rolled out in 2018. Even after so many years, it continues to offer satisfactory specifications for mid-range gaming and productivity tasks. However, like any other high-performance system, the Razer Blade 15 2018 H2 suffers from one glaring issue over time, which is the heating issue. 

In this guide, we will discuss common causes of overheating and the possible solutions to this issue. 

Overview of Razer Blade 15 2018 H2

Before digging into the overheating issue, let’s understand the specifications of the hardware and key features that make the Razer Blade 15 2018 H2 a compelling option for gamers and creators.

Component  Specification 
CPU Intel Core i7-8750H
GPU NVIDIA GeForce GTX 1060 / GTX 1070 Max-Q
RAM 16GB DDR4-2667MHz (Upgradeable to 64GB)
Storage  256GB / 512GB SSD
Display 15.6″ FHD IPS (1920×1080) or 4K UHD IPS
Ports USB 3.1, HDMI 2.0, Mini DisplayPort, Thunderbolt 3
Chassis  CNC aluminum unibody, ultra-slim design
Release Date October 10, 2018

Regardless of its age, these specifications of the Razer Blade 15 2018 H2 stay relevant to 1080p gaming, content creation, and multitasking. However, performance is not the only measure that matters for long-term use. 

Performance Vs Heat Issue in Razer Blade 15 2018 H2

It has been a fact that strong hardware in a thin chassis means challenging thermal management. With a 6 core CPU and discrete graphics integrated into a compact metal body, Razer Blade 15 2018 H2 continuously tries to balance performance and heat dissipation. 

The most striking factor can be seen during the troubleshooting process when the system coil idles up to 90 degrees Celsius. The system would deteriorate performance to prevent damage in the event of heavy loss. The temperature sometimes surpasses 95 degrees Celsius. Generally, gaming or intensive work should be performed under 80 degree celsius to maintain stability and longevity. 

Airflow Design and Limitations

Razer Blade 15 2018 H2 has a large air intake on the bottom and expels air out on the back. This works effectively on paper. However, it does not work if the airflow is not unrestricted. The only negative point is that it renders the laptop extremely fragile in the operating environment. Possibly, you may block the intake vents mainly while using the computer on a soft surface, like a bed or a couch. This does not allow cooling and ultimately stores the head inside the components. 

The dust inside the vents and blades of the system that would have accumulated could block the cooling feature of the open desk system.

Causes of Overheating in Razer Blade 15 2018 H2

Although all systems are vulnerable to heat over time, the Razer Blade 15 2018 H2 faces some very particular problems:

Old or dried-out thermal paste: GTX GPUs and i7-8750H cause overheating when they are under heavy load. When the TCP dries out, it loses the ability to conduct heat. It is quite normal that the stock paste will deteriorate after 3-4 years. 

Dust accumulation: The ways to intake are gradually blocked by dust, and the blades are full of dust, which often slows down the cooling process. 

Narrow cases limitations: The thin metal chassis does not permit large heatsinks or vapor paths compared to the heavy gaming laptops. Advanced cooling does not have sufficient physical space. 

Heavy usage: Multiple users leave the blade connected to get the best results from the Razer during gaming or creativity tasks. However, if the system runs for hours a day, it will definitely impact the thermal performance. 

How to Get Rid of Overheating Issues?

In most cases, the main problem lies in the hardening thermal paste and dust, leading to overheating problems in the Razer Blade 15 2018 H2. Here are some definite ways to fix the issues:

Replace the Thermal Paste

This is generally the most effective solution to the overheating problem in Razer Blade 15 2018 H2. A fresh use of the high-quality thermal paste can help you manage the temperatures of the CPU and GPU by 10-15 degrees Celsius. However, the replacement of the thermal paste is not an easy task, as it needs:

  • Removing the bottom panel
  • Unfolding the heatsink assembly 
  • Clearing up the old paste without damaging the chip
  • Reapplying new thermal compound 

If you are confused about doing the thermal paste replacement, then you should connect to a professional technician. 

Clean the Internal Fans and Vents

Dust is the main culprit for the Razer Blade 15 2018 H2. Hence, if you find loud noises from your fans or see any performance drops, it is time to clean the fans. For this, 

  • Use compressed air to softly blow dust from vents
  • If you are sure about it, then open the back panel of the laptop and use a soft brush or a small vacuum to clear out the dust 
  • Regular maintenance can be an effective way to solve the issue 

Use a Cooling Pad or Laptop Stand

Advancing the laptop with a good cooling stand can significantly improve the air circulation. The default fans in the Razer Blade 15 2018 H2 can help you push cold air into the exhaust vents. 

  • Do not use the laptop directly placed on your lap, bed, or couch 
  • If portability is important, then choose a folding or compact laptop stand, so that you can carry it 

Adjust Power Settings and Fan Curves

Razer Blade 15 2018 H2 allows you to manage the performance modes. Hence,  turning on the Balanced or creating custom fan curves can help you maintain the performance of the thermals. 

Razer Blade 15 2018 H2 Temperature Benchmarks

Once you replace the thermal paste and clear the dust, you can see the difference in the Razer Blade 15 2018 H2:

Actions  Before fix  After fix 
Idle  90–92°C 40–45°C
Web browsing  85–88°C 50–55°C
Gaming (Valorant) 95°C+ 75–78°C
Gaming (COD: Black Ops 4) 97°C 80–82°C

Summary 

Razer Blade 15 2018 H2 still holds a strong position as the best performer for casual and mid-range gaming, creativity, and productivity work. However, the biggest downfall is the overheating issue. This is commonly caused by dried thermal paste, dust, and insufficient airflow patterns. Hence, you must follow some safety precautions beforehand. Invest in a great cooling pad, make the system dust-free, and refresh the thermal paste alternatively. This can keep your system healthy and productive. 

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David Scott
David Scott
I am a contributing editor working for 10years and counting. I’ve covered stories on the trending technologies worldwide, fast-growing businesses, and emerging marketing trends, financial advises, recreational happening and lots more upcoming!
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