Thermaltake LCGS Quartz R66 Gaming Desktop (AMD Ryzen™ 5 5600, ToughRam DDR4 3600Mhz 16GB RGB Memory, AMD Radeon™ RX 6600, 1TB NVMe M.2, WiFi, Windows 11) S2QT-B550-R66-LCS
*Price sourced from Amazon.com. Last updated 2026-07-23. Price and availability subject to change.
Bottom line: The Thermaltake LCGS Quartz R66 Gaming Desktop (AMD Ryzen™ 5 5600, ToughRam DDR4 3600Mhz 16GB RGB Memory, AMD Radeon™ RX 6600, 1TB NVMe M.2, WiFi, Windows 11) S2QT-B550-R66-LCS is a niche pick — read recent reviews before buying in the pc cases category, priced around $999.99. Read recent reviews carefully before committing.
Quartz R66 is a compact gaming PC that packs a punch with its powerful components. The AMD Ryzen 5 5600 CPU, Radeon RX 6600 GPU, 16GB RGB memory, and 1TB NVMe M.2 storage ensure smooth and high-performance gaming experiences. The mesh front panel allows for efficient airflow, keeping your system cool during intense gaming sessions. Experience seamless gaming with the Quartz R66.
SpecPicks Verdict
SpecPicks classifies Thermaltake LCGS Quartz R66 Gaming Desktop (AMD Ryzen™ 5 5600… as a niche pick — read recent reviews before buying in the pc cases category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for pc cases of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ AMD Radeon RX 6600, Display Port/HDMI, Keyboard & Mouse
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- AMD Ryzen 5 5600 CPU, AMD B550 Chipset motherboard, 16GB DDR4 3600Mhz RGB Memory, 1TB NVMe M.2, WiFi, Windows 11 Home
- AMD Radeon RX 6600, Display Port/HDMI, Keyboard & Mouse
- ARGB Tower Air Cooler
- 3mm Thick Tempered Glass Side Panel
- Full Length PSU Power cover cleans up cables for a professional look.
Full Specifications
| Brand | Thermaltake |
|---|---|
| Color | White |
| RAM Type | DDR4 SDRAM |
| CPU Model | Ryzen 5 |
| CPU Speed | 3.5 GHz |
| Cache Size | 16 GB |
| Model Name | Quartz R66 |
| Model Year | 2021 |
| Resolution | 3840 x 2160 |
| Style Name | 5600 | 6600 |
| Aspect Ratio | 16:9 |
| Connectivity | WiFi |
| Memory Speed | 3600 MHz |
| Model Number | S2QT-B550-R66-LCS |
Ready to buy?
Thermaltake LCGS Quartz R66 Gaming Desktop (AMD Ryzen™ 5 5600, ToughRam DDR4 3600Mhz 16GB RGB Memory, AMD Radeon™ RX 6600, 1TB NVMe M.2, WiFi, Windows 11) S2QT-B550-R66-LCS is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-07-23. Price and availability subject to change.
Related PC Cases
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Best Retro Handhelds in 2026 — From $35 to $500
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- How to Build a Windows 98 Retro PC in 2026
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- Best 1440p Gaming GPUs in 2026
More reviews from the SpecPicks archive
Browse all reviews →- Building a Silent Windows 98 PC with a CompactFlash Boot Drive
- GPT-5.6 Sol vs Local Open-Weights: Why a 12GB Rig Still Earns Its Keep
- DualSense vs 8BitDo Pro 2: Best PC Controller in 2026
- DGX Spark vs Mac Studio M3 Ultra: Which AI Dev Machine Wins in 2026?
- Logitech G29 vs HORI Force Feedback Wheel: Which Entry Sim Racing Wheel Wins?
- Ryzen AI Max+ 395 Specs: Full Breakdown and Comparison
- Ryzen 7 5800X vs Ryzen 5 5600G for Gaming and Streaming
- Build a Jellyfin Media Server on a Raspberry Pi 4 8GB: Measured Perf
- Adafruit Reverse-Engineers the Creative Katana V2X Soundbar
- From AWE32 to BlasterX G6: The Sound Blaster Lineage for Modern Retro Rigs
- GLM-5.2 Review: Running the Top Open-Weights LLM on an RTX 3060
- Active Quake 3 and OpenArena Servers in 2026 — How to Find and Join Them
- ASUS ProArt PA27USD Lands: 27-Inch OLED Aims at Gaming
- All-AMD Gaming PC Build for 2026: Our Top 5 Ryzen + Radeon Configurations
- Build a Raspberry Pi 4 Pi-hole + Unbound Ad-Blocker in 2026
- Is My GPU Dying? 5 Warning Signs to Check Now
- Air vs AIO for the Ryzen 7 5800X: is the Noctua NH-U12S enough?
- Voodoo3 3500 TV on Windows 98 SE: AI-Assisted Driver Install Walkthrough in 2026
- Can a Raspberry Pi 4 8GB Run a Local LLM in 2026? Realistic tok/s
- Best Sim Racing Wheel + Shifter Combo Under $400 in 2026: 5 Setups for iRacing, ACC, and GT3
- Gemma 4 12B Fits Multimodal AI Into 16GB of RAM
- Samsung 256GB microSD Drops to $47.99 — 40% Off Storage Deal
- Best Budget Gaming PC Parts Under $700 in 2026
- Benchmarking Open Models for Tool-Use on a Budget RTX 3060 Rig