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

Name: 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
Brand: Unbranded
SKU: B0F6QVVG58
Price: 999.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-15

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$999.99

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View Current Price on Amazon → Compare to similar pc cases

*Price sourced from Amazon.com. 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 specs-and-price decision rather than a crowd-consensus one in the pc cases category, priced around $999.99. Check the specification table above against one or two close alternatives — on price and spec fit, not on star ratings.

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 scored Thermaltake LCGS Quartz R66 Gaming Desktop (AMD Ryzen™ 5 5600… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the pc cases category. Compare with similarly-priced alternatives in the pc cases category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

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
Speaker Type	External Speakers Required
Video Output	DisplayPort, HDMI
Built-In Media	RGB Lighting
Cooling Method	Air
Keyboard Layout	QWERTY
Power Plug Type	Type A - 2 pin (North American)

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.

View Current Price on Amazon →

*Price sourced from Amazon.com. Price and availability subject to change.