R.K. Computer Sales & Service

Latest Innovations in Computer RAM and Processors (2025) In 2024–2025, the PC hardware market witnessed significant leaps in RAM and CPU technologies. DDR5 memory has reached speeds above 9000 MT/s, and leading memory vendors are preparing to phase out DDR4 by the end of 2025. Meanwhile, major CPU manufacturers—Intel, AMD, and Apple—have launched next-gen chips with enhanced performance, power efficiency, and integrated AI accelerators. 🚀 Advances in RAM Technology DDR5 continues to evolve, with performance kits from G.Skill reaching DDR5‑8000 and DDR5‑9000 speeds. Biwin released massive 192 GB kits (4×48 GB) aimed at AI and content creation. Micron introduced a new 16 Gb DDR5 chip on its EUV-based 10 nm process, hitting 9200 MT/s with 20% lower power consumption and 30% higher density. HBM4 was finalized by JEDEC in April 2025, doubling memory bandwidth per stack to 2 TB/s. Samsung and SK Hynix are advancing HBM4 packaging with hybrid and underfill bonding techniques for AI...

🚀 Windows 12 Official Update: Features, Release Date & More Date: May 19, 2025 Microsoft has officially announced the upcoming version of its operating system, Windows 12 . Packed with AI features, improved UI design, and a focus on performance, Windows 12 is set to redefine the desktop experience. 🔍 Key Features of Windows 12 AI-Powered Assistant: A built-in AI assistant powered by OpenAI technologies for smarter task management. Revamped UI: Sleeker interface with dynamic widgets and better multi-monitor support. Cloud Syncing: Enhanced OneDrive integration for seamless data access across devices. Improved Gaming Performance: DirectStorage 2.0 and AutoHDR enhancements for gamers. Enhanced Security: Built-in advanced threat protection and TPM 2.0 enforcement. 📅 Expected Release Date Windows 12 is expected to be officially released in October 2025 . Insider preview builds will roll out starting June 2025 . ...

May 2025 Tech Highlights – R.K. Computer Sales & Service 🔧 May 2025 Tech Highlights – What's New in Tech? Published by R.K. Computer Sales & Service | Date: 13 May 2025 💡 AI Gets Smarter Artificial Intelligence tools like ChatGPT and image generators are being used by businesses to improve service, speed up work, and create new content. We expect even better hardware integration in laptops by late 2025. 💻 Popular Laptops This Month Dell Latitude 5490: i5 8th Gen, 8GB RAM, 512GB SSD — Perfect for professionals. Lenovo ThinkPad T480: Durable and reliable — a favorite in the refurbished market. MacBook Air M2 (Refurbished): Now available at reduced prices. 🔥 Why Refurbished is Smart in 2025 Refurbished laptops are affordable, eco-friendly, and come with warranty support. At R.K. Computer Sales & Service , we test and certify all devices so you can buy with confidence. 🔍 Browse Our Collections ...

Latest Tech Update – AI, Laptops & Innovation 🚀 Latest Tech Update – May 2025 Posted by R.K. Computer Sales & Service | Updated: 13 May 2025 🧠 AI Continues to Transform the Tech World From ChatGPT to powerful image and video generators, AI is revolutionizing how we work and create. Businesses are integrating AI tools for automation, customer service, and even creative design. 💻 Latest Laptops You Should Know About Dell XPS 15 (2025): Now powered by Intel Core Ultra processors, ultra-thin design, and AI-enhanced performance. Apple MacBook Pro M3: Exceptional performance with enhanced GPU and battery life. Ideal for creatives and coders. Lenovo ThinkPad X1 Carbon Gen 12: Lightweight, military-grade durability, and top-notch business productivity. 🔌 Tech Trends to Watch in 2025 AI-powered assistants and automation tools in daily devices Foldable and dual-screen laptops becoming more mainstream Clo...

Latest Tech Updates – May 2025 📰 Latest Tech Updates – May 2025 1️⃣ AI Is Evolving Rapidly Artificial Intelligence continues to grow with major updates from OpenAI, Google, and Microsoft. Tools like ChatGPT, Gemini, and Copilot are being integrated across education, healthcare, and business platforms. 2️⃣ Intel 14th Gen & AMD Ryzen 8000 Intel and AMD have released their next-generation processors. These chips offer faster performance, better battery efficiency, and support for high-speed DDR5 memory. 3️⃣ Windows 12 Rumors Microsoft is preparing for Windows 12, expected to launch in late 2025. Leaked features suggest AI integration, redesigned taskbar, and cloud-based personalization. 4️⃣ Laptop Trends in India Refurbished laptops gaining popularity due to affordability. More customers prefer SSD over HDD for faster performance. Students and small businesses choosing 2-in-1 laptops. 5️⃣ Apple M4...

Latest Tech Updates – May 2025 📰 Latest Tech Updates 📅 May 10, 2025 1️⃣ AI Is Getting Smarter Than Ever OpenAI, Google, and Meta continue pushing the limits of generative AI. Tools like ChatGPT, Gemini, and Claude are being integrated into everyday devices and business operations. 2️⃣ Intel & AMD Launch Next-Gen Chips Intel's 14th Gen processors and AMD's Ryzen 8000 series are now powering more laptops, offering major performance boosts and better efficiency. 3️⃣ Windows 12 Rumors Microsoft is reportedly testing Windows 12 with an AI-powered interface and deeper integration with the cloud. Expected release: late 2025. 4️⃣ Laptop Trends in India Refurbished business laptops are in high demand. More students are shifting to SSD-based devices for better speed. Touchscreen and 2-in-1 laptops are becoming more affordable. 5️⃣ Apple Unveils ...

Dell Inspiron 15 5584 – i7 8th Gen, 8GB RAM, 256GB SSD Dell Inspiron 15 5584 – i7 8th Gen (Refurbished) 💻 Product Specifications Processor: Intel Core i7 8th Generation RAM: 8GB DDR4 Storage: 256GB SSD Display: 15.6-inch Full HD (1920 x 1080) Graphics: Intel UHD Graphics 620 Operating System: Windows 10 Pro (Activated) Condition: Refurbished – Grade A Warranty: 1 Month Hardware Warranty 💰 Price: ₹26,500 📦 What’s Included 1x Dell Inspiron 15 5584 Laptop 1x Compatible Charger Invoice & Warranty Card 📍 Contact or Visit R.K. Computer Sales & Service H.No.-UG-2,3,&9, Umdesh Bhawan, WZ-3, Palam Village Rd, Palam Village, New Delhi, Delhi – 110045 📞 +91 9899 222 336 / +91 9899 444 336 📧 rkcomputersalesandservice@gmail.com 📌 Store Location

Dell Inspiron 3593 – i5 10th Gen, 8GB RAM, 256GB SSD 🏠 Dell Inspiron 3593 – i5 10th Gen (Refurbished) 💻 Product Specifications Processor: Intel Core i5 10th Generation RAM: 8GB DDR4 Storage: 256GB SSD Display: 15.6-inch FHD (1920 x 1080) Graphics: Intel UHD Graphics Operating System: Windows 10 Pro (Activated) Condition: Refurbished – Grade A Warranty: 1 Month Hardware Warranty 💰 Price: ₹22,500 📦 What’s Included 1x Dell Inspiron 3593 Laptop 1x Compatible Charger Invoice & Warranty Card 📍 Contact or Visit R.K. Computer Sales & Service H.No.-UG-2,3,&9, Umdesh Bhawan, WZ-3, Palam Village Rd, Palam Village, New Delhi, Delhi – 110045 📞 +91 9899 222 336 / +91 9899 444 336 📧 rkcomputersalesandservice@gmail.com 📌 Store Location

Dell Inspiron 3567 – i3 6th Gen, 4GB RAM, 256GB SSD 🏠 Dell Inspiron 3567 – i5 7th Gen (Refurbished) 💻 Product Specifications Processor: Intel Core i5 7th Generation RAM: 4GB DDR4 Storage: 256GB SSD Display: 15.6-inch HD (1366 x 768) Graphics: Integrated Intel HD Graphics 520 Operating System: Windows 10 Pro (Activated) Condition: Refurbished – Grade A Warranty: 1 Months Hardware Warranty 💰 Price: ₹14,999 📦 What’s Included 1x Dell Inspiron 3567 Laptop 1x Compatible Charger Invoice & Warranty Card 📍 Contact or Visit R.K. Computer Sales & Service H.No.-UG-2,3,&9, Umdesh Bhawan, WZ-3, Palam Village Rd, Palam Village, New Delhi, Delhi – 110045 📞 +91 9899 222 336 / +91 9899 444 336 📧 rkcomputersalesandservice@gmail.com 📌 Store Location

Dell Latitude 7480 – i7 7th Gen, 16GB RAM, 512GB SSD 💼 Dell Latitude 7480 – i7 7th Gen, 16GB RAM, 512GB SSD R.K. Computer Sales & Service brings you a powerful and reliable business-class refurbished laptop. The Dell Latitude 7480 is ideal for professionals, remote work, online classes, or even light content creation. 🔧 Key Specifications Processor: Intel Core i7 7th Generation (Dual-Core with Hyper-Threading) RAM: 16GB DDR4 Storage: 512GB SSD – High-speed performance Display: 14-inch Full HD (1920×1080) Anti-glare Display Graphics: Intel HD Graphics 620 Ports: USB 3.0, HDMI, USB-C, LAN, SD Card Slot Operating System: Windows 10 Pro / Windows 11 (Activated) Battery: Up to 5–6 hours (depending on usage) 🎯 Highlights ✅ Slim & Lightweight Premium Design ✅ Great for multitasking, productivity, and meetings ✅ Business-class durability and security features ✅ Ready to...

Dell Latitude 5490 – i5 8th Gen, 8GB RAM, 512GB SSD 💼 Dell Latitude 5490 – i5 8th Gen, 8GB RAM, 512GB SSD R.K. Computer Sales & Service offers a high-performance, durable refurbished laptop for professionals and students. The Dell Latitude 5490 is perfect for office work, multitasking, and remote learning at an affordable price. 🔧 Key Specifications Processor: Intel Core i5 8th Generation (Quad-Core) RAM: 8GB DDR4 (Upgradable) Storage: 512GB SSD – Fast Boot & Storage Display: 14-inch HD / Full HD Anti-glare Screen Graphics: Intel UHD Graphics 620 Ports: USB 3.1, USB-C, HDMI, VGA, LAN, SD Card Reader Operating System: Windows 10 Pro / Windows 11 (Activated) Battery: Backup up to 3–5 hours 🎯 Highlights ✅ Business-grade build & security ✅ Great for MS Office, browsing, programming, and streaming ✅ Slim, professional design ✅ Pre-installed drivers & essentia...

Dell Latitude E5470 – i5 6th Gen Refurbished Laptop 💼 Dell Latitude E5470 – i5 6th Gen, 8GB RAM, 256GB SSD R.K. Computer Sales & Service brings you a powerful and durable refurbished business laptop – the Dell Latitude E5470 . Perfect for office work, students, professionals, and small businesses who need performance and reliability at an affordable price. 🔧 Key Specifications Processor: Intel Core i5 6th Generation RAM: 8GB DDR4 Storage: 256GB SSD (Fast Boot & Data Access) Display: 14-inch HD / Full HD Anti-glare Screen Ports: USB 3.0, HDMI, VGA, Ethernet, SD Card Reader Operating System: Windows 10 Pro / Windows 11 (Activated) Battery: Good Backup (2-4 hours depending on usage) 🎯 Why Choose This Laptop? ✅ Rugged Business-Class Build Quality ✅ Fast SSD for Quick Boot & Smooth Multitasking ✅ Ideal for MS Office, Zoom, Browsing, Tally, and Online Classes ✅ Pre-insta...

📹 Best CCTV Cameras for Home in 2025 Looking to secure your home with the latest surveillance technology? In 2025, smart CCTV cameras offer enhanced features like motion detection, mobile alerts, and cloud storage. Here's our expert pick of the best CCTV cameras for home use in India this year. 🔝 Top CCTV Camera Brands for 2025 CP Plus – Reliable, affordable, and great customer support in India. Hikvision – Ideal for both home and business with high-resolution options. Dahua – Known for budget-friendly and night-vision models. TP-Link Tapo – Best for Wi-Fi indoor cameras with smart features. MI 360° Home Security Camera – Popular wireless option with app control. 📊 Comparison Table Model Resolution Night Vision Wi-Fi Price Range CP Plus 1080p Dome Full HD ✔️ ❌ ₹1,200 – ₹1,800 Hikvision DS-2CE1AC0T HD 720p ✔️ ❌ ...

🛠️ How to Fix a PC That Won’t Boot Is your PC not starting or stuck on a blank screen? Don’t panic — this guide walks you through the most common reasons why a computer fails to boot and how to fix them easily, even if you're not tech-savvy. 🔍 Step-by-Step Troubleshooting Check the Power Supply: Ensure the power cable, switch, and wall outlet are working. Try another power source if needed. Listen for Beep Codes: These can indicate specific hardware issues like RAM or motherboard failure. Check Monitor & Cables: Sometimes, the PC boots but doesn't show display due to cable or monitor failure. Remove External Devices: Unplug USB drives, printers, and peripherals — they can interfere with boot. Access BIOS/UEFI: Press Del or F2 during startup. Check if the storage drive is detected. Try Safe Mode or Recovery: If the PC powers on but doesn’t boot Windows, try booting into Safe Mode or System Repair. 💡 Additional Tips Try reseating t...

How to Fix a PC That Won’t Boot Step-by-step solutions for common boot failure problems. Windows 11 Setup and Installation Guide Quick guide to install or upgrade to Windows 11 safely. Top 5 Data Recovery Tools in 2025 Free and premium tools to recover lost files from your system. CCTV Maintenance Checklist Keep your security system running smoothly with this checklist. 5 Most Common Hardware Issues & Fixes Identify and fix basic hardware problems at home or work. Choosing the Right Printer for Office Use Ink efficiency, speed, and durability – everything you need to know. How to Install & Update Device Drivers Ensure your hardware runs properly with correct driver installation. Best Budget Gaming PC Build – 2025 Our recommended affordable build for smooth gaming performance. Ultimate PC Cleaning Guide Clean your computer the right way without damaging components. How to Avoid Online Tech Suppor...

📰 Latest Posts – R.K. Computer Sales & Service Top 5 Tips to Maintain Your Computer Simple ways to keep your PC or laptop healthy and fast. Best CCTV Cameras for Home in 2025 We list the top budget and high-end CCTV cameras for security. Laptop Keyboard Not Working? Try This Quick fixes before replacing your laptop keyboard. How to Fix Common Wi-Fi Router Issues Step-by-step guide to troubleshoot and speed up your connection. Why AMC is Important for Small Businesses Learn how an Annual Maintenance Contract saves you time and cost. SSD vs HDD – Which is Better in 2025? Compare speed, cost, and reliability of SSDs and HDDs. How RAM Upgrade Boosts Performance Is upgrading RAM worth it? Find out here. Inkjet vs Laser Printers – Which One for You? Compare print quality, speed, and long-term costs. How to Build a Custom PC in India A beg...