maxsun AMD Radeon RX 550 4GB Low Profile Small Form Factor Video Graphics Card for Gaming Computer PC GPU GDDR5 ITX SFF HDPC 128-Bit DirectX 12 PCI Express X16 3.0, HDMI, DisplayPort
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AI Verdict
This plug-and-play low-profile GPU is a dead-simple way to turn an aging office PC into a capable 1080p esports and emulation rig without upgrading your power supply.
This card makes sense if you are strictly limited by a 240W proprietary power supply and a half-height case. If you have a standard mid-tower case or a power supply with a 6-pin PCIe cable, you are restricting your performance by choosing a low-profile form factor.
If your case can fit a card that takes up two slots, search for a dual-slot low-profile GPU with GDDR6 memory for significantly better gaming performance.
Regret Score™
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Critically weak dimension
Amazon rating vs actual quality
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Pros
- Draws only 50W directly from the PCIe slot, requiring no external power cables.
- Single-slot, 40mm thick design fits perfectly into SFF cases with under 4 inches of clearance.
- 4GB of GDDR5 VRAM provides enough headroom for 1080p esports titles like Valorant and CS:GO at medium settings.
- Includes both full-height and half-height brackets in the box for different case sizes.
Cons
- Lacks hardware decoding for modern AV1 and VP9 video codecs, limiting its use as a modern home theater PC.
- The 40mm single fan runs loud under load and sits dangerously close to the power supply in most SFF cases.
- Struggles to maintain 30 FPS in modern AAA games like Cyberpunk 2077 even at the lowest 1080p settings.
Dimension Scores
Struggles with modern AAA titles but easily pushes 60+ FPS in 1080p esports.
The 40mm single fan gets whiny under load and starves for air in cases with poor ventilation.
Pulls a maximum of 50W directly from the slot, making it compatible with almost any OEM power supply.
4GB is the bare minimum for 1080p gaming today, but plenty for the older titles this card is meant for.
Best For
- Upgrading old Dell Optiplex or HP EliteDesk office PCs with 200W-250W power supplies.
- Playing lightweight esports titles like League of Legends, Valorant, or CS:GO at 1080p.
- Building a compact retro emulation console or basic home theater PC.
Not Recommended For
- Playing modern AAA titles like Black Myth: Wukong or Cyberpunk 2077.
- Video editing workflows that require modern AV1 or VP9 hardware encoding.
Watch Out For
- Cooling clearance is tight — in a Dell Optiplex SFF, the GPU fan sits right against the power supply, requiring a 40mm front intake fan to prevent thermal throttling.
- Older motherboards often require a BIOS update before they will recognize this card.
- Multiple buyers reported receiving boxes that appeared unsealed or previously opened, though the cards inside worked fine.
- It physically fits a PCIe x16 slot but only utilizes 8 PCIe lanes, which slightly bottlenecks performance on older PCIe 2.0 motherboards.
Full Specifications
| ASIN | B09SKZSDRT |
| Brand | maxsun |
| Item Weight | 1.81 pounds |
| Manufacturer | maxsun |
| Graphics Ram Size | 4 GB |
| Item model number | RX 550 |
| Product Dimensions | 6.61 x 2.71 x 0.04 inches |
| Graphics Coprocessor | AMD Redon RX 550 |
| Video Output Interface | DisplayPort, HDMI |
| Graphics Processor Manufacturer | AMD |
What Buyers Say
This card exists to solve one specific problem: reviving old Dell Optiplex and HP EliteDesk office PCs. The 50W power draw and single-slot design make it a plug-and-play upgrade for proprietary systems that lack PCIe power cables. Performance hits the exact ceiling you'd expect — it pushes 100+ FPS in Valorant but chokes on modern AAA games. The most frequent headache involves the cooling layout, as the 40mm fan ends up suffocated against the power supply in most SFF cases. Multiple buyers also reported receiving unsealed boxes, though the hardware inside worked perfectly.
“Popped this into my craigslist optiplex and now it plays valorant at 100fps, just wish the fan didn't sound like a tiny jet engine when it gets hot.”
Common Praise
- Runs entirely off motherboard power with no 6-pin cables required
- Fits perfectly into single-slot SFF cases without blocking other components
- Handles dual-monitor setups flawlessly via HDMI and DisplayPort
- Pushes 100+ FPS in games like Valorant and CS:GO on older 4th-gen Intel CPUs
Common Complaints
- The single cooling fan gets loud and whiny during gaming sessions
- Fan placement puts it directly against the PSU in Dell Optiplex cases, causing heat buildup
- Packaging sometimes arrives unsealed or looking like an open-box return
- Lacks support for modern VP9 and AV1 video decoding
Ownership Tips
- You will likely need to install a 40mm intake fan in your case to keep temperatures down during long gaming sessions.
- Older OEM motherboards often require a BIOS update before they will post with this card installed.
- The thermal paste applied at the factory is cheap; repasting it after a few months drops temperatures by 5-10 degrees.
Frequently Asked Questions
Will this work in a Dell Optiplex 9020 or 3050 SFF?
Yes, it fits perfectly and runs off the stock 180W-255W power supply without extra cables. You may need to update your motherboard BIOS first.
Does it need a 6-pin power connector?
No, it draws all its required 50W of power directly from the motherboard's PCIe slot.
Can it run modern games like Cyberpunk 2077?
Barely. You can expect 20-40 FPS at 1080p on the absolute lowest settings. Stick to older games and esports.
Does it come with the short bracket for small cases?
Yes, it includes both the low-profile (half-height) bracket and the standard full-height bracket in the box.
Can I use this for a Plex media server?
It works for basic 4K playback, but it lacks hardware decoding for modern VP9 and AV1 codecs. This limits its transcoding capabilities for newer media files.
Buying Guide
You are buying this card for its physical size, not its raw power. Low-profile, slot-powered GPUs are niche problem-solvers designed for office PCs with weak, un-upgradable power supplies. If you are building a PC from scratch in a normal-sized case, you should buy a full-sized GPU. If you want to turn a surplus Dell desktop into a living room emulation console or a starter PC for a kid, this fits the exact physical and power constraints of those machines.
Low Profile / SFF
This means the metal bracket and circuit board are half the height of a normal graphics card, allowing it to fit into skinny, briefcase-sized office computers.
50W Power Draw
Standard graphics cards need thick power cables running straight from the power supply. This card sips so little electricity that it gets everything it needs directly through the motherboard connection.
4GB GDDR5 VRAM
Think of VRAM like short-term memory for graphics. 4GB is enough to remember the textures for older games and esports, but modern games will stutter as they run out of space.
Alternatives
If your case has room for a card that takes up two slots, search for a dual-slot low-profile GPU with GDDR6 memory for a significant increase in gaming performance.
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