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Upgrading Compact Gaming PC RAM: Pros, Cons, and Tips

Planning a compact gaming PC RAM upgrade? 🚀 Boost FPS and multitasking, but watch out for clearance and heat issues. We weigh the benefits and risks of boosting memory in Small Form Factor (SFF) builds to help you decide. 🛠️

27 Nov 2025 | Quick Read | 👤 MiniBox
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Compact Gaming PC RAM Upgrade: Is It Worth It?

So you've built a slick, compact gaming PC. It's a beast that fits neatly on your desk, saving space without sacrificing too much power. But now you're eyeing those demanding new titles and wondering... is it time for a memory boost? Upgrading compact gaming PC RAM can seem daunting, with tight spaces and unique challenges. Don't stress. We'll walk you through the pros, cons, and essential tips to get it right.

Adata SC735 1TB High-Performance External SSD with USB-C / 1,050MB/s Read & 1,000MB/s Write Speeds / Cable-Free Mobile Phone Compatibility / Gaming Handheld Compatible / Supports Latest Game Consoles / Multi-OS Support / SC735-1000G-CCBK/GY

Adata SC735 1TB High-Performance External SSD with USB-C / 1,050MB/s Read & 1,000MB/s Write Speeds / Cable-Free Mobile Phone Compatibility / Gaming Handheld Compatible / Supports Latest Game Consoles / Multi-OS Support / SC735-1000G-CCBK/GY

R2199.00In Stock
MSI Claw 8 AI+ A2VM Handheld Touchscreen Gaming Console / Intel Core Ultra 7 258V / 32GB LPDDR5X RAM / 1TB NVMe SSD / 8" FHD+ (1920 x 1200), 120 Hz, Touchscreen Display / Intel® Arc 140V Graphics / 2 x USB Type-C (Supports Thunderbolt 4 / DisplayPort / Power Delivery 3.0) / 1 x Micro SD Card Reader / 1 x Headphone and Microphone combo jack / 1x Fingerprint Reader / Intel® Killer Wi-Fi 7 BE1750 Wireless LAN / Bluetooth 5.4 / Windows 11 Home (64bit) / 2 × 2W Speakers, Hi-Res Audio ready / 6-Cell, 80Whr Battery / 1 Year Warranty / CLAW-8-AI-A2VM-067ZA

MSI Claw 8 AI+ A2VM Handheld Touchscreen Gaming Console / Intel Core Ultra 7 258V / 32GB LPDDR5X RAM / 1TB NVMe SSD / 8" FHD+ (1920 x 1200), 120 Hz, Touchscreen Display / Intel® Arc 140V Graphics / 2 x USB Type-C (Supports Thunderbolt 4 / DisplayPort / Power Delivery 3.0) / 1 x Micro SD Card Reader / 1 x Headphone and Microphone combo jack / 1x Fingerprint Reader / Intel® Killer Wi-Fi 7 BE1750 Wireless LAN / Bluetooth 5.4 / Windows 11 Home (64bit) / 2 × 2W Speakers, Hi-Res Audio ready / 6-Cell, 80Whr Battery / 1 Year Warranty / CLAW-8-AI-A2VM-067ZA

R18999.00In Stock
Razer Kishi V3 Pro XL iPad & Android Tablet Gaming Controller / Full-Sized Console-Style Controller / Fits Phones and Tablets up to 10” / Razer Sensa HD Immersive Haptics / RZ06-05470100-R3M1

Razer Kishi V3 Pro XL iPad & Android Tablet Gaming Controller / Full-Sized Console-Style Controller / Fits Phones and Tablets up to 10” / Razer Sensa HD Immersive Haptics / RZ06-05470100-R3M1

R5199.00In Stock
Lenovo Legion Go S 8APU1 Handheld Touchscreen Gaming Console - Black / AMD Ryzen™ Z1 Extreme / 16GB LPDDR5X RAM / 1TB NVMe SSD / 8.8" WUXGA (1920 x 1200), Touch Screen, 100% sRGB(Typical), 500nits(Typical), IPS-Level Display/ Integrated AMD Radeon™ Graphics / 2x USB Type-C support (DisplayPort™ 1.4 / Power Delivery 3.0) / 1 x Card Reader / 1 x Headphone and Microphone combo jack / AMD Wi-Fi® 6E RZ616 Wireless / Bluetooth 5.3 / SteamOS / 2 Stereo Speakers / 4-Cell, Li-ion, 55.5Whr Battery / 1 Year Warranty / 83N6002ESA

Lenovo Legion Go S 8APU1 Handheld Touchscreen Gaming Console - Black / AMD Ryzen™ Z1 Extreme / 16GB LPDDR5X RAM / 1TB NVMe SSD / 8.8" WUXGA (1920 x 1200), Touch Screen, 100% sRGB(Typical), 500nits(Typical), IPS-Level Display/ Integrated AMD Radeon™ Graphics / 2x USB Type-C support (DisplayPort™ 1.4 / Power Delivery 3.0) / 1 x Card Reader / 1 x Headphone and Microphone combo jack / AMD Wi-Fi® 6E RZ616 Wireless / Bluetooth 5.3 / SteamOS / 2 Stereo Speakers / 4-Cell, Li-ion, 55.5Whr Battery / 1 Year Warranty / 83N6002ESA

R17499.00In Stock
Razer Kishi V3 Gaming Controller / Supports Android and iPhone / Full-Sized Console-Style Controller / Dual mouse-click back buttons / Razer Sensa HD Immersive Haptics / RZ06-03550100-R3M1

Razer Kishi V3 Gaming Controller / Supports Android and iPhone / Full-Sized Console-Style Controller / Dual mouse-click back buttons / Razer Sensa HD Immersive Haptics / RZ06-03550100-R3M1

R2999.00In Stock
SteelSeries Stratus + Wireless Anroid Controller / Android & Chromebook Wireless Gaming Controller / Bluetooth LE + USB-C PC Support / Adjustable Slim Phone Mount Included / 90-Hour Battery Life with Fast Charge (15 min = 12 hrs) / ALPS Thumbsticks with L3/R3 / Hall Effect Magnetic Triggers for Lifetime Precision / 69076

SteelSeries Stratus + Wireless Anroid Controller / Android & Chromebook Wireless Gaming Controller / Bluetooth LE + USB-C PC Support / Adjustable Slim Phone Mount Included / 90-Hour Battery Life with Fast Charge (15 min = 12 hrs) / ALPS Thumbsticks with L3/R3 / Hall Effect Magnetic Triggers for Lifetime Precision / 69076

R999.00In Stock

The Pros: Why Bother Upgrading Your Compact PC's RAM?

More RAM isn't just about bigger numbers; it's about smoother, more responsive performance. For a compact gaming PC, a RAM upgrade unlocks several key benefits. Firstly, it smashes multitasking bottlenecks. Want to run Discord, stream a guide on your second monitor, and have 10 browser tabs open while gaming? More memory makes that a lag-free reality.

Secondly, modern games are thirsty for RAM. Titles like Alan Wake 2 or heavily modded sandboxes can push 16GB to its limits, causing stuttering and longer load times. Bumping up to 32GB can deliver a noticeably smoother experience. An SFF PC memory upgrade is one of the most effective ways to extend the life and performance of your build. 🚀

The Cons: Navigating the Challenges of a Compact RAM Upgrade 🤔

Before you rush to buy new sticks, it's crucial to understand the unique hurdles of working with Small Form Factor (SFF) builds. The biggest challenge is, unsurprisingly, space.

Microsoft Xbox Wireless Controller - Carbon Black / Hybrid D-Pad / 3.5mm Stereo Headset Jack / Textured Triggers And Bumpers / Compatible for Xbox Series X|S, Xbox One, Android And iOS / QAT-00009

Microsoft Xbox Wireless Controller - Carbon Black / Hybrid D-Pad / 3.5mm Stereo Headset Jack / Textured Triggers And Bumpers / Compatible for Xbox Series X|S, Xbox One, Android And iOS / QAT-00009

R1599.00In Stock
Razer Kishi V3 Pro XL iPad & Android Tablet Gaming Controller / Full-Sized Console-Style Controller / Fits Phones and Tablets up to 10” / Razer Sensa HD Immersive Haptics / RZ06-05470100-R3M1

Razer Kishi V3 Pro XL iPad & Android Tablet Gaming Controller / Full-Sized Console-Style Controller / Fits Phones and Tablets up to 10” / Razer Sensa HD Immersive Haptics / RZ06-05470100-R3M1

R5199.00In Stock
Turtle Beach Stealth Pivot Wireless Smart Game Controller for Windows PC, Wired for Xbox Series X|S & Xbox One – Rotating Modules, Display Dashboard, Hall-Effect Sticks, Remappable Buttons, Bluetooth / TBS-0120-05

Turtle Beach Stealth Pivot Wireless Smart Game Controller for Windows PC, Wired for Xbox Series X|S & Xbox One – Rotating Modules, Display Dashboard, Hall-Effect Sticks, Remappable Buttons, Bluetooth / TBS-0120-05

R3199.00In Stock
Lenovo Legion Go S 8APU1 Handheld Touchscreen Gaming Console - Black / AMD Ryzen™ Z1 Extreme / 16GB LPDDR5X RAM / 1TB NVMe SSD / 8.8" WUXGA (1920 x 1200), Touch Screen, 100% sRGB(Typical), 500nits(Typical), IPS-Level Display/ Integrated AMD Radeon™ Graphics / 2x USB Type-C support (DisplayPort™ 1.4 / Power Delivery 3.0) / 1 x Card Reader / 1 x Headphone and Microphone combo jack / AMD Wi-Fi® 6E RZ616 Wireless / Bluetooth 5.3 / SteamOS / 2 Stereo Speakers / 4-Cell, Li-ion, 55.5Whr Battery / 1 Year Warranty / 83N6002ESA

Lenovo Legion Go S 8APU1 Handheld Touchscreen Gaming Console - Black / AMD Ryzen™ Z1 Extreme / 16GB LPDDR5X RAM / 1TB NVMe SSD / 8.8" WUXGA (1920 x 1200), Touch Screen, 100% sRGB(Typical), 500nits(Typical), IPS-Level Display/ Integrated AMD Radeon™ Graphics / 2x USB Type-C support (DisplayPort™ 1.4 / Power Delivery 3.0) / 1 x Card Reader / 1 x Headphone and Microphone combo jack / AMD Wi-Fi® 6E RZ616 Wireless / Bluetooth 5.3 / SteamOS / 2 Stereo Speakers / 4-Cell, Li-ion, 55.5Whr Battery / 1 Year Warranty / 83N6002ESA

R17499.00In Stock
Adata SC735 1TB High-Performance External SSD with USB-C / 1,050MB/s Read & 1,000MB/s Write Speeds / Cable-Free Mobile Phone Compatibility / Gaming Handheld Compatible / Supports Latest Game Consoles / Multi-OS Support / SC735-1000G-CCBK/GY

Adata SC735 1TB High-Performance External SSD with USB-C / 1,050MB/s Read & 1,000MB/s Write Speeds / Cable-Free Mobile Phone Compatibility / Gaming Handheld Compatible / Supports Latest Game Consoles / Multi-OS Support / SC735-1000G-CCBK/GY

R2199.00In Stock
Razer Kishi V3 Gaming Controller / Supports Android and iPhone / Full-Sized Console-Style Controller / Dual mouse-click back buttons / Razer Sensa HD Immersive Haptics / RZ06-03550100-R3M1

Razer Kishi V3 Gaming Controller / Supports Android and iPhone / Full-Sized Console-Style Controller / Dual mouse-click back buttons / Razer Sensa HD Immersive Haptics / RZ06-03550100-R3M1

R2999.00In Stock

Physical Constraints and Compatibility

Unlike spacious ATX towers, SFF cases have zero room to spare. This means you must check for physical clearance. Will tall, flashy RGB heat spreaders on new RAM modules clash with your CPU cooler or case fans? It’s a common issue.

Furthermore, the type of RAM can differ. While most desktop SFF builds use standard DIMM modules, some ultra-compact designs might use laptop-style SODIMM sticks. It’s vital to confirm what your motherboard supports. This trend towards integrated components is most visible in the handheld market. Devices like the powerful ASUS ROG Ally often feature soldered, non-upgradable RAM, making your initial choice permanent.

While options like the Lenovo Legion Go and the new MSI Claw showcase incredible portable power, they highlight a design philosophy where upgradability takes a backseat to size. Thankfully, while these amazing handheld gaming consoles are locked down, your SFF desktop likely offers more freedom... if you plan correctly.

Your Game Plan: Essential Tips for a Smooth SFF RAM Upgrade 🔧

Ready to proceed? Following these tips will help ensure your compact PC RAM upgrade is a success, not a headache.

1. Compatibility is King

Always start by checking your motherboard's Qualified Vendor List (QVL) on the manufacturer's website. This list specifies the exact RAM kits tested and guaranteed to work with your board. Also, double-check the maximum supported speed and capacity.

2. Keep it Cool

SFF cases can get toasty. Less internal volume means heat builds up faster. When choosing RAM, consider low-profile kits without massive heat spreaders. They not only improve compatibility with large CPU coolers but can also avoid disrupting the tight airflow paths inside your case.

MSI Claw 8 AI+ A2VM Handheld Touchscreen Gaming Console / Intel Core Ultra 7 258V / 32GB LPDDR5X RAM / 1TB NVMe SSD / 8" FHD+ (1920 x 1200), 120 Hz, Touchscreen Display / Intel® Arc 140V Graphics / 2 x USB Type-C (Supports Thunderbolt 4 / DisplayPort / Power Delivery 3.0) / 1 x Micro SD Card Reader / 1 x Headphone and Microphone combo jack / 1x Fingerprint Reader / Intel® Killer Wi-Fi 7 BE1750 Wireless LAN / Bluetooth 5.4 / Windows 11 Home (64bit) / 2 × 2W Speakers, Hi-Res Audio ready / 6-Cell, 80Whr Battery / 1 Year Warranty / CLAW-8-AI-A2VM-067ZA

MSI Claw 8 AI+ A2VM Handheld Touchscreen Gaming Console / Intel Core Ultra 7 258V / 32GB LPDDR5X RAM / 1TB NVMe SSD / 8" FHD+ (1920 x 1200), 120 Hz, Touchscreen Display / Intel® Arc 140V Graphics / 2 x USB Type-C (Supports Thunderbolt 4 / DisplayPort / Power Delivery 3.0) / 1 x Micro SD Card Reader / 1 x Headphone and Microphone combo jack / 1x Fingerprint Reader / Intel® Killer Wi-Fi 7 BE1750 Wireless LAN / Bluetooth 5.4 / Windows 11 Home (64bit) / 2 × 2W Speakers, Hi-Res Audio ready / 6-Cell, 80Whr Battery / 1 Year Warranty / CLAW-8-AI-A2VM-067ZA

R18999.00In Stock
Logitech F710 Wireless Gaming Gamepad / 2.4GHz Wireless / Broad Game Support / Familiar Button Layout / 940-000142

Logitech F710 Wireless Gaming Gamepad / 2.4GHz Wireless / Broad Game Support / Familiar Button Layout / 940-000142

R849.00In Stock
Turtle Beach Atom Mobile Game Controller with Bluetooth for Cloud Gaming on Android Mobile Devices with Compact Shape, Console Style Controls, Low Latency Bluetooth - Red / TBS-0766-05

Turtle Beach Atom Mobile Game Controller with Bluetooth for Cloud Gaming on Android Mobile Devices with Compact Shape, Console Style Controls, Low Latency Bluetooth - Red / TBS-0766-05

R2499.00In Stock
Razer Kishi V3 Gaming Controller / Supports Android and iPhone / Full-Sized Console-Style Controller / Dual mouse-click back buttons / Razer Sensa HD Immersive Haptics / RZ06-03550100-R3M1

Razer Kishi V3 Gaming Controller / Supports Android and iPhone / Full-Sized Console-Style Controller / Dual mouse-click back buttons / Razer Sensa HD Immersive Haptics / RZ06-03550100-R3M1

R2999.00In Stock
Razer Kishi V3 Pro Gaming Controller / Supports Android, iPhone & iPad Mini / Full-Sized Console-Style Controller / Fits Phones and Tablets up to 8” / Razer Sensa HD Immersive Haptics / RZ06-05460100-R3M1

Razer Kishi V3 Pro Gaming Controller / Supports Android, iPhone & iPad Mini / Full-Sized Console-Style Controller / Fits Phones and Tablets up to 8” / Razer Sensa HD Immersive Haptics / RZ06-05460100-R3M1

R4199.00In Stock
SteelSeries Stratus + Wireless Anroid Controller / Android & Chromebook Wireless Gaming Controller / Bluetooth LE + USB-C PC Support / Adjustable Slim Phone Mount Included / 90-Hour Battery Life with Fast Charge (15 min = 12 hrs) / ALPS Thumbsticks with L3/R3 / Hall Effect Magnetic Triggers for Lifetime Precision / 69076

SteelSeries Stratus + Wireless Anroid Controller / Android & Chromebook Wireless Gaming Controller / Bluetooth LE + USB-C PC Support / Adjustable Slim Phone Mount Included / 90-Hour Battery Life with Fast Charge (15 min = 12 hrs) / ALPS Thumbsticks with L3/R3 / Hall Effect Magnetic Triggers for Lifetime Precision / 69076

R999.00In Stock

3. Match Your Memory

For optimal performance, always install RAM in identical pairs to enable dual-channel mode, which effectively doubles the data transfer bandwidth. Avoid mixing kits with different speeds, timings, or even from different brands, as this can lead to instability or force the system to run at the speed of the slowest stick.

TIP FOR YOU

Don't Forget the BIOS! ⚡

After installing your new RAM, it won't run at its advertised speed by default. You must restart your PC, enter the BIOS UEFI (usually by pressing DEL or F2), and enable the XMP (for Intel) or EXPO (for AMD) profile. This one-click setting overclocks the memory to its rated performance. Skipping this step means leaving a huge amount of performance on the table!

Ultimately, upgrading your compact gaming PC's RAM is a fantastic way to boost performance and keep your rig competitive. It just requires a little more planning than a standard build. Do your homework, measure twice, and you'll be rewarded with a faster, more capable machine. ✨

Ready to Boost Your Rig's Performance? 🚀 Deciding on the right memory can feel complex, but the performance payoff is huge. For the best RAM deals, expert advice, and the widest range of components in South Africa, Evetech has your back. Browse our massive range of high-speed gaming RAM and give your compact PC the power it deserves.

It can be tricky due to limited space. You must check clearance for CPU coolers and cable management before attempting a compact gaming PC RAM upgrade.

Often yes. Many ultra-compact systems use SODIMMs (laptop memory), while Mini-ITX builds usually take standard DIMMs. Always verify your motherboard specs.

Yes, high-speed overclocked RAM often requires higher voltage, generating more heat. In small cases with limited airflow, this can impact overall system thermals.

Low-profile RAM lacks tall heat spreaders. It is often essential for SFF builds where large air coolers might physically overhang the memory slots.

16GB is standard, but 32GB is recommended for a compact gaming PC RAM upgrade to future-proof the system, as accessing slots later can be a hassle.

It is not recommended. For stability, especially in tight thermal environments, use a matched kit to ensure dual-channel performance and avoid crashes.