Pratice and Tutorials

The Corsair Air 5400 RS and the three chambers of cooling secrets – measurable cooling benefits at an impressive price

After a long absence on my part, I’m back today with a very interesting case. The Corsair Air 5400 arrived at my home in mid-October and wanted to be tested. As I have already built one or two PCs, I can assure you that the Corsair Air 5400 is something very special. This doesn’t just refer to the price, but first and foremost to the [...]


Thermal putty or thermal pad, which is better? Myths about thermally conductive materials, thermal conductivity and temperatures

In this article, I deliberately do not want to follow the common expectation of judging the performance of a thermal interface material based on individual Kelvin or supposed peak values. Such comparative figures often appear more precise than they actually are in a real system. The decisive factor is not the isolated thermal conductivity of a pad [...]


Thermal paste database version 3.0 – More accurate and practical data, a technology upgrade and well over 100 tested pastes

After testing well over 100 thermal pastes, today we have a real upgrade! In today’s presentation of the new database version 3.0, I will explain why the evaluation of thermal pastes based on a simple CPU measurement is often misleading. I will also show why the TIMA5 has been fundamentally improved once again and why the content of the [...]


Red BIOS Rebellion Team

Welcome to the R.B.R.T.! We are a group of enthusiasts who love to optimize PC hardware. The focus of our work so far has been on software to improve the performance of AMD Radeon graphics cards. Our mission: to circumvent the artificial technical limitations of manufacturers Our responsibility: to ensure security and user-friendliness Our goal: [...]


Warning: Cooler Master encourages customers in official power supply support to self-destruct their 12V 2×6 connector

The trigger for today’s drama was actually harmless. A customer with a Cooler Master MWE Gold V2 ATX 3.1 1250 W power supply wanted to connect his ASUS RTX 5070 Ti OC. However, the enclosed 12V 2×6 plug hit the cooler because the socket on the graphics card is slightly offset. So the customer contacted support in the hope of finding an [...]


Recalculated: Smart load balancing against ageing or monitoring with a hard cut – Which is the better solution for the 12VHPWR and 12V-2X6 Connectors? (Update)

The discussion about the 12V 2×6 plug and its thermally and electrically sensitive nature has now given rise to a new type of device that moves between pure measurement and active control. The aim of both approaches is to monitor or actively control the current distribution on the individual wires in order to avoid unbalanced loads and contact [...]


Non-invasive latency measurement on mice, keyboards and other peripherals – We build our own measurement equipment! | igor’sLAB internal

Hello dear community, it’s Bernhard here again! Not the one with the jackhammer, but the one with the soldering iron. Igor really knows how to inspire with great projects and ideas and so I was recruited once again to turn a small project into reality for him. What is it going to be about? Igor wants to measure the real (human-perceived) [...]


Unibody of the iPhone 17 Pro Max in an exclusive Material Analysis – Why scratches can occur and dents are easily possible! | Update

Update from 03.11.2025 – Updated the LIBS analysis with 16 deeper shots to decide between 5000 or 7000 alloy. Today we’re getting down to the nitty-gritty, or rather: the case. The unibody of the iPhone 17 Pro Max with its 1 TB of memory lies under my Keyence VHX7100 with the AE-300, as if it were the most normal thing in the world to [...]


Review of the ASUS ROG Keris II ACE and Keris II Origin – who will click their way into the mausoleum of honor?

With the ASUS ROG Keris II, ASUS presents two new e-sports mice aimed specifically at ambitious and professional gamers. The Keris II ACE and the Keris II Origin: low weight – combined with the latest sensor technology, durable switches and versatile connection options – should make these two rodents serious contenders in the high-end [...]


The dark business with counterfeit thermal pastes – DOWSIL TC-5888 targeted by clone warriors, including a rather well-made clone-copy

The demand for high-performance thermal pastes has been high for years, but few products have such a legendary reputation as DOWSIL TC-5888. It is regarded as the reference for thin bondline applications and is used both in industry and in the high-end PC sector. Precisely because the paste is difficult to obtain and Dow has still not managed to [...]


Realtek ALC1200 demystified – what really distinguishes the entry-level sound chip from the larger ALC1220

Today I would like to update you on a detail that is often overlooked in practice, although it is crucial for the correct classification of measured values and manufacturer specifications. This is the distinction between front header and front audio. While the front header refers to the internal pin connector on the mainboard, via which the cable [...]


Blackscreens and data loss on graphics cards: When the PCI SIG is caught in the tolerance trap and PCIe Gen5 is already failing at the edge of the card | Investigative

Today’s article grew out of a series of concrete observations in everyday testing that prompted me to take a closer look at the PCIe slot and the add in card edge connector mating interface. In my test systems I generally use PCIe 5.0 riser cards to avoid repeated plugging and unplugging at the motherboard, since the slot does not get better with [...]


Razer Basilisk Pro V3 gaming mouse caught between hairdresser and planned obsolescence: About scroll wheel jitter, missing light and disgusting hair-splitting

This article was actually intended to be a sober examination of a well-known and yet surprisingly often ignored problem: the jittering of the mouse wheel, i.e. the typical jumping and twitching when scrolling, which becomes a real test of endurance, especially when you want to fight your way through lines of code, documents or weapon inventories [...]


Clock Work Tea Party CWTP EG4GUV-L thermal paste in the world’s first real test: a flavored paste that smells of osmanthus and stinks to death

Sometimes failure just smells damn good. For example, when a thermal paste comes across like a bottle of niche fragrance from Kyoto – floral, sweet and with a hint of “What the hell is that?”. CWTP EG4GUV-L, as its somewhat unwieldy name suggests, exudes a hint of osmanthus, a flower that is used in Asia for tea, perfume and [...]


Review of the ASUS ROG Swift PG27UCDM – UHD QD OLED on 27 inches with high-end performance and minor weaknesses

Today we take a closer look at the ASUS ROG Swift PG27UCDM, the little brother of the PG32UCDM. This is another 4K OLED monitor with a Samsung QD OLED panel and a resolution of 3840 × 2160. The panel offers 10-bit color depth and uses the latest fourth-generation subpixel layout, which noticeably improves text readability – especially thanks [...]


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