How much RAM does CODM need on GameLoop — and how to get enough on a low-end PC
GameLoop runs CODM on two operating systems at once. That doubles the memory pressure compared to playing natively. Here is how much you actually need and how to free it.
Playing Call of Duty: Mobile on GameLoop is different from playing it on a phone in one important way: your PC is running two operating systems simultaneously. Windows keeps running underneath, and GameLoop runs a virtualised Android environment on top. Both need RAM, and they need it at the same time. That is why CODM on GameLoop can feel sluggish on a machine that handles other Windows applications without any problem.
Understanding where the memory goes makes the optimisation straightforward.
What is actually using RAM when GameLoop runs CODM
When you launch GameLoop and start CODM, three things are consuming system memory at once:
Windows itself takes a baseline amount regardless of what you are running. On a clean installation of Windows 10 or 11, this is roughly 1.5–2 GB at idle. Background services, antivirus, cloud sync clients, and browser tabs push that higher.
GameLoop's Android environment needs memory to run the virtualised Android system, independent of the game running inside it. This overhead is typically 500–800 MB depending on the GameLoop version and configuration.
CODM itself is a mobile title with graphics that scale based on in-game settings. At minimum graphics settings it runs in roughly 1.2–1.5 GB of Android memory. At maximum settings, particularly with shadows and effects enabled, it can use 2 GB or more.
Add those together and you arrive at the practical floor: CODM on GameLoop needs at least 4 GB of total system RAM to run, and it will run poorly at exactly 4 GB. 6 GB is the comfortable minimum for stable performance at medium settings. 8 GB or more is where you stop managing memory and start managing graphics quality instead.
What happens when RAM is too low
Memory shortfalls in GameLoop do not always crash the game immediately. Instead they produce a specific set of symptoms:
Stuttering that gets worse over time. When physical RAM fills up, Windows starts using pagefile — space on your hard drive used as slow substitute memory. Reads and writes to a hard drive are thousands of times slower than reads from RAM. A game that plays smoothly for the first five minutes and becomes choppy after fifteen is often being pushed into pagefile, not running out of processing power.
Frame drops that graphics settings cannot fix. Lowering shadows and effects reduces GPU load. It does not reduce RAM usage. If lowering graphics settings does not improve the stuttering, the problem is memory, not rendering.
GameLoop closing mid-match without a crash message. Android environments that run out of memory use a process called the OOM (out-of-memory) killer, which terminates the least-important running process to reclaim memory. From the player's view, the game simply disappears. This is almost always a RAM problem, not a bug in CODM itself.
The Windows "Low Memory" notification appearing while playing. This is Windows telling you it is running out of RAM and has had to start using pagefile heavily. The notification itself is not harmful, but it means the game is running in degraded conditions.
How to check how much RAM GameLoop is actually using
The simplest way is Task Manager:
- Press Ctrl + Shift + Esc to open Task Manager.
- Go to the Performance tab.
- Select Memory from the left panel.
- The top-right number shows total installed RAM. The large number on the left shows how much is in use.
Open Task Manager while CODM is running in a match. If the In use figure is within 500 MB of your total, you are running at the edge. If it equals or exceeds total installed RAM, Windows is actively using pagefile and performance will be degraded.
The Details tab shows individual processes. Look for processes named HD-Player.exe, HD-Agent.exe, or similar (GameLoop's internal process names vary slightly by version). These together represent the emulator's footprint. CODM itself runs inside the Android environment, so its memory use shows as part of those processes rather than separately.
Freeing RAM before launching GameLoop
These steps reduce Windows' memory baseline before the emulator starts. Each one is reversible and safe.
Close the browser completely. Chrome and Firefox are the largest background memory consumers on most PCs. A browser with several tabs open can hold 500 MB to 1.5 GB on its own. Close it before starting GameLoop, not just minimise it.
Pause cloud sync clients. OneDrive, Google Drive, and Dropbox continue syncing and holding file caches in memory even when you are not using them. Right-click their system tray icons and pause sync before launching GameLoop.
Check what antivirus is doing. Most antivirus software reduces its memory footprint when idle, but some products run scheduled scans that spike memory usage unpredictably. If you see antivirus appearing in Task Manager's memory list during play, schedule its scans for overnight.
Disable startup programs you do not need. Many programs add themselves to Windows startup and run in the background permanently. In Task Manager, go to the Startup tab and disable anything you do not actively use during gaming sessions. These do not consume large amounts individually, but five or six of them together can add up to several hundred megabytes.
Restart Windows before a play session if you have not in several days. Windows accumulates small memory leaks over time — processes that hold more memory than they need because they have not been restarted. A fresh boot before a play session starts from the cleanest baseline possible.
GameLoop's own memory settings
GameLoop exposes some memory configuration directly. The location varies slightly between versions, but look in Settings → Engine or Settings → Performance.
RAM allocation slider. Some versions of GameLoop let you set how much RAM the Android environment is allowed to use. If this is set lower than CODM needs, the game will struggle regardless of how much RAM your PC has. Set this to at least 2 GB; 3 GB if your machine has 8 GB or more installed.
Resolution setting. Lowering the emulator's rendering resolution reduces the amount of texture data the Android environment needs to hold in memory, not just GPU load. At 720p versus 1080p, CODM's memory footprint is noticeably smaller. On a 4–6 GB machine, matching the emulator resolution to 720p is the single most effective memory reduction available without changing in-game settings.
64-bit mode. GameLoop's 64-bit Android mode can run CODM at slightly better performance but uses more base RAM for the environment itself. On machines with 4–6 GB, 32-bit mode uses less memory overhead, which leaves more headroom for the game. On 8 GB or more, the 64-bit mode's performance advantage is worth keeping.
In-game settings that reduce memory pressure
These CODM settings reduce how much the game itself needs to hold in Android memory. They are separate from the frame rate and GPU-load settings that most performance guides focus on.
Shadows: Low or Off. Shadow rendering requires storing shadow maps in memory in addition to the scene geometry. Setting shadows to Low or Off is the most significant single in-game memory reduction.
Effects: Low. Particle effects (explosions, muzzle flash, equipment) hold temporary textures in memory during active rendering. Lower effects means fewer textures loaded simultaneously.
Max frame rate: 30 fps. Higher frame rates require the game to prepare more frames per second, which increases the texture cache it holds in memory at any moment. Capping at 30 fps reduces this cache compared to 60 fps or higher. If you are memory-constrained, 30 fps at stable performance is better than 60 fps with recurring stutter.
Texture quality: Low. Texture quality directly controls the resolution of the texture data held in memory. High-resolution textures look better but take significantly more memory. On a constrained machine, Low texture quality is the right trade-off.
Virtual memory: the pagefile setting
Windows' virtual memory (pagefile) is not a substitute for RAM — it is a safety net that is much slower. However, if your pagefile is too small or set to managed-by-Windows on a very full drive, you can run into situations where Windows cannot even use the pagefile effectively, causing harder crashes.
For a machine with 4–6 GB of physical RAM running GameLoop, set a fixed pagefile on your fastest drive (preferably an SSD): a minimum of 4 GB and a maximum of 8 GB is a reasonable range. To find this setting: Control Panel → System → Advanced system settings → Performance → Settings → Advanced → Virtual memory → Change.
An SSD pagefile at 4 GB minimum means Windows always has somewhere to send overflow, which prevents the hardest crashes. It does not make the game run well — pagefile access is still much slower than RAM — but it prevents the worst outcomes on machines that are right at the memory limit.
The upgrade decision
If optimisation has reduced stuttering but not eliminated it, more RAM is the fix that the settings cannot replicate. RAM is typically the most cost-effective hardware upgrade for gaming on a PC, especially on machines that are otherwise adequate for their age.
4 GB → 8 GB is the upgrade with the largest impact for GameLoop users. It moves CODM from "managed with difficulty" to "runs comfortably at medium settings." The step from 8 GB → 16 GB matters less for CODM specifically, though it helps if you run other applications alongside.
Before buying, check your motherboard's maximum supported RAM and the number of slots available. Some budget machines with 4 GB have it soldered in place and cannot be upgraded. If the sticks are removable, check whether you have an empty slot (add a second stick) or two occupied slots (replace both). A matched pair in dual-channel mode runs faster than two different sticks, which has a small but measurable benefit for emulator performance.
Summary: RAM by scenario
| Installed RAM | GameLoop + CODM situation | Recommended action |
|---|---|---|
| 4 GB | Runs with difficulty — stuttering likely after several minutes | Apply all OS and GameLoop optimisations, 720p, Low settings, 30 fps cap, fixed pagefile |
| 6 GB | Runs acceptably at Low to Medium settings | Close browser and sync apps before play, 1080p possible with Low settings |
| 8 GB | Runs comfortably at Medium to High settings | Standard optimisations only, focus on GPU settings for quality |
| 16 GB+ | RAM is not a limiting factor | Optimise GPU and CPU settings instead |
The best settings guide covers the full graphics configuration once RAM is no longer the constraint. The lag fix guide covers the network side of CODM performance, which is a separate problem with separate solutions.