Experience Sensational 1080p Gaming and a Striking Aesthetic with the Launch of the SAPPHIRE PULSE AMD Radeon RX 6600 Graphics Card


Efficiency, performance, and features for an elevated gaming experience

Key Features:

  • Up to 2491 MHz Boost Clock1 and 2044 MHz Game Clock2
  • Efficient, cool and quiet 1080p gaming
  • Performant Dual-X Cooling Technology coupled with a factory overclock for a crisp gaming experience
  • Dynamic and Compact Design to suit a wide variety of PC builds
  • Maximize game frames by enabling TriXX Boost
  • AAA 1080p gaming powered by AMD RDNA™ 2 gaming architecture, AMD Infinity Cache, AMD Smart Access Memory3 and DirectX® 12 Ultimate support

SAPPHIRE Technology
announces the new PULSE AMD Radeon RX 6600 Graphics Card targeting 1080p gaming with a low-noise, high performing graphics solution. With incredible detailing to suit a variety of battle stations and an excellent solution for AAA game scenarios, the PULSE AMD Radeon
RX 6600 Graphics Card is a remarkable accessory to incorporate into any PC.


PULSE: The Heart. The Beat. The Game.  

The PULSE AMD Radeon RX 6600 Graphics Card headlines with 1792 stream processors running with a Boost Clock of up to 2491 MHz and a Game Clock of up to 2044 MHz. The latest 8GB of GDDR6 high-speed memory clocked at 14 Gbps Effective with 32 MB of AMD Infinity Cache, which dramatically reduces latency and power consumption, ensuring higher overall gaming performance than traditional architectural designs. To support the latest display monitors in the market, it is equipped with 4 output ports including 1 x HDMITM and 3x Display Port 1.4 with DSC outputs. The PULSE AMD Radeon RX 6600 Graphics Card series features 28 powerful enhanced Compute Units and 28 Ray Accelerators.


SAPPHIRE PULSE AMD Radeon RX 6600, 8GB, AMD RDNA™ 2 Gaming Architecture

Powerful Dual-X Cooling Technology

Anticipate a whisper quiet and icy cool gaming experience with the PULSE AMD Radeon RX 6600 Graphics Card powered by the award-winning Dual-X Cooling Technology. Two large fans designed with the effective Hybrid Fan Blades spinning anticlockwise streamline airflow at a higher capacity to provide optimal heatsink coverage. Coupled with the Intelligent Fan Control feature, GPU component temperature remains low in tandem with great performance at a low noise level. The Fuse Protection feature is engineered into the circuit of the external PCIe® power connector to preserve the components and protect the graphics card.

SAPPHIRE PULSE AMD Radeon RX 6600, 8GB, AMD RDNA™ 2 Gaming Architecture

Striking Modernistic Design

The all metal backplate engineered to aid in heat dissipation is fashioned with elegant black metal alongside striking red accents. The PULSE AMD Radeon™ RX 6600 Graphics Card is sure to add a strong gaming aesthetic into any chassis.

SAPPHIRE PULSE AMD Radeon RX 6600, 8GB, AMD RDNA™ 2 Gaming Architecture

TriXX Boost

Gain the ultimate performance on the PULSE AMD Radeon RX 6600 Graphics Cards with our SAPPHIRE TriXX Software. On a variety of games, TriXX Boost increases your FPS by slightly decreasing resolution through the TriXX software that is then adjusted through AMD Radeon Image Sharpening for an incredible boost. Choose from a customizable resolution scale or from additional custom resolutions based on user input for a much more fine-grained control over the quality vs. performance tradeoff.

Breakthrough Gaming with Powerful Radeon Features

The SAPPHIRE PULSE AMD Radeon RX 6600 Graphics Card is equipped with powerful AMD Radeon features that elevate 1080p gaming, including:


AMD RDNA 2 Gaming Architecture

ONE GAMING DNA - AMD RDNA 2 gaming architecture, the only gaming architecture that spans from next-generation desktop PCs, laptops and consoles to mobile devices and automotive infotainment systems, is designed to deliver the optimal combination of performance and power efficiency.  

Ultimate 1080p Gaming

1080p FOR ALL - With 28 enhanced compute units delivering powerhouse performance, experience 1080p gaming at ultra-settings with smooth framerates and maximum visual settings.

High Refresh Rate Competitive Gaming

GET COMPETITIVE WITH HIGH REFRESH RATES - Get competitive and render all the frames needed to win. With the horsepower to drive ultra-high performance, the AMD Radeon RX 6600 Graphics Card enables a seamless fluid, high refresh rate gaming experience.

AMD Infinity Cache

HIGHLY EFFICIENT HIGH-PERFORMANCE BANDWIDTH - 32MB of AMD Infinity Cache enables high bandwidth performance at low power and low latency.

Future-Ready Gaming with up to 8GB GDDR6

MEMORY FOR ALL TEXTURES - Crunch through game textures with 8GB GDDR6 memory. Get equipped to play the newest games at the highest settings.

Content Creation with up to 8GB GDDR6

EDIT, RENDER, AND VISUALIZE WITH NO RESTRAINTS - Experience limitless content creation with hardware-accelerated ray traced rendering in applications like Radeon ProRender to bring photorealistic imaginary worlds to life. Whether it be professional video editing, graphic design, or 3D modeling, the possibilities are endless.

AMD Smart Access Memory™3

PERFORMANCE ABOVE AND BEYOND WITH RYZEN + RADEON - Get more performance in select titles through new levels of communication between AMD Ryzen™ desktop processors and AMD Radeon graphics cards over PCI Express®.

DirectX® 12 Ultimate Support

NEW LEVEL OF IMMERSION - Takes games to a new level of realism with support for features such as DirectX® Raytracing (DXR) and variable rate shading.

DirectX Raytracing (DXR)

REAL TIME LIGHTING, SHADOWS, & REFLECTIONS - AMD Radeon RX 6600 Graphics Cards with enhanced AMD RDNA 2 compute units, are optimized to deliver real-time lighting, shadow, and reflection realism with DirectX Raytracing, the new standard for next generation gaming visuals to increase visual quality in gaming.

Variable Rate Shading (VRS)

DETAIL WHERE IT MATTERS - Variable Rate Shading (VRS) technology accelerates the level of detail where it matters. By selectively choosing where to allocate GPU resources, performance and immersion can be optimized.

AMD FidelityFX™4

OPEN-SOURCE VISUAL ENHANCEMENT SUITE - AMD FidelityFX is an open-source toolkit of visual enhancement effects for game developers available at AMD GPUOpen. The new AMD FidelityFX Super Resolution open-source spatial upscaling solution is designed to boost framerates and deliver high-quality, high-resolution gaming experiences.

AMD Image Sharpening Technologies

CRISP DETAILS – AMD Radeon Image Sharpening (RIS)5 or AMD FidelityFX Contrast Adaptive Sharpening (CAS) deliver clearer images on high resolution displays with virtually no performance impact.

AMD Radeon Anti-Lag6 – Now with DirectX® 12 Support

ULTRA-FAST RESPONSES TO YOUR EVERY MOVE - Radeon Anti-Lag helps reduce lag by intelligently controlling the queuing of CPU work ahead of GPU work across thousands of games running on DirectX® 9, 11 and 12 APIs.

AMD Radeon Boost7 with Support for VRS

TURBOCHARGE YOUR GAME - Radeon Boost now takes advantage of the variable rate shading hardware found on the AMD Radeon RX 6000 Series graphics cards in select titles. It selectively reduces the shading rates in certain areas of a frame as characters are turned and rotated in gameplay, delivering extra performance and increased responsiveness, with little effect on visual quality.

DirectStorage Support

FAST LOAD TIMES - Future support is planned for the DirectStorage API enabling lightning-fast load times and high-quality textures.

AMD FreeSync™ Technology8

NO STUTTERING. NO TEARING. JUST GAMING. - Take full advantage of the AMD Radeon RX 6600 Graphics Card by pairing with a certified AMD FreeSync technology-enabled monitor to enable an exceptional stutter and tear-free gaming experience with high refresh rates, low latency, and stunning HDR.

HDMI™ 2.1

EXPANDING DISPLAY CAPABILITIES - AMD Radeon RX 6600 Graphics Cards enable connectivity and support the newest bleeding edge displays. HDMI™ 2.1 VRR expands tear-free gaming experiences to all HDMI 2.1 VRR-enabled displays delivering fluid gaming for all AMD Radeon RX 6600 Series users.

PCI® Express 4.0 Support

ARMED WITH MAXIMUM BANDWIDTH - AMD Radeon RX 6600 Graphics Cards feature PCI® Express 4.0 support, with a throughput of 16 GT/s and enables two times the bandwidth compared to PCI® Express 3.0. Get ready for the next generation of PC gaming and content creation.

AV1 Decode9

LATEST MEDIA STANDARDS - Decode media with the latest codecs from the world’s most popular media streaming sites such as YouTube, Netflix, and Twitch.


The SAPPHIRE PULSE AMD Radeon RX 6600 Graphics Card is shipping now, and will be available from selected SAPPHIRE e-tailers and retailers worldwide.


PULSE AMD Radeon RX 6600, 8GB, AMD RDNA™ 2 Gaming Architecture


7nm GPU, AMD RDNA™ 2 Gaming Architecture

Compute Units


Boost Clock

Up to 2491 MHz

Game Clock

Up to 2044 MHz

Ray Accelerators


Infinity Cache


Memory Size/Bus

8GB/128 bit GDDR6

Memory Clock

14 Gbps Effective


Maximum 4 Displays


HDMI™: 7680×4320
DisplayPort1.4: 7680×4320


PCI-Express 4.0 x8


3x DisplayPort

BIOS Support


Game Index



Premium Digital Power Design
Fuse Protection
Dual-X Cooling Technology
Intelligent Fan Control
Precision Fan Control
Metal Backplate
Two-Ball Bearing Fans
TriXX Supported
TriXX Boost 

AMD Features

AMD RDNA 2 Gaming Architecture
DirectX 12 Ultimate
AMD Smart Access Memory
AMD Infinity Cache
7nm GPU
PCI Express 4.0 Support
AMD FreeSync Technology
DisplayPort 1.4 with DSC
Video Streaming up to 8K
AMD Radeon VR Ready Premium
AMD FidelityFX
AMD Radeon Image Sharpening
AMD Radeon Anti-Lag
AMD Radeon Software
Game Driver Optimizations


Dual-X Cooling
Two-Ball Bearing

Form Factor

2 slot, ATX
Dimension: 193 x 120.05 x 40.05 (mm)

Power Consumption



Linux®, Windows® 7*, and Windows® 10, 64-bit operating system required

*Does not support all features including but not limited to Hardware Raytracing

System Requirements

Minimum 500-Watt Power Supply

1 x 8-pin Power Connector.

PCI Express® based PC is required with one X16 lane graphics slot available on the motherboard.

Minimum 8GB of system memory. 16GB recommended.
A display with HDMI or DisplayPort is required

For more product information and technical specifications, please click here to view the SAPPHIRE PULSE AMD Radeon RX 6600 product page

1 Boost Clock Frequency is the maximum frequency achievable on the GPU running a bursty workload. Boost clock achievability, frequency, and sustainability will vary based on several factors, including but not limited to: thermal conditions and variation in applications and workloads. GD-151

2 Game clock is the expected GPU clock when running typical gaming applications, set to typical TGP (Total Graphics Power). Actual individual game clock results may vary. GD-147

3Smart Access Memory technology enablement requires an AMD Radeon RX 5000 or RX 6000 series GPU, AMD Ryzen 5000 or 3000 series CPU (excluding the Ryzen 5 3400G and Ryzen 3 3200G) and a 500 series motherboard with the latest BIOS update. BIOS requires support for AGESA or higher. Download latest BIOS from vendor website. For additional information and system requirements, see https://www.amd.com/en/technologies/smart-access-memory. GD-178

4 AMD FidelityFX Super Resolution is available on select games and requires developer integration. See https://www.amd.com/en/technologies/radeon-software-fidelityfx-super-resolution for a list of supported games. AMD FidelityFX Super Resolution is “game dependent” and is supported on the following AMD products: AMD Radeon™ RX 6000, RX 5000, RX 500, RX Vega series graphics cards, RX 480, RX 470, RX 460 & all AMD Ryzen™ Processors with Radeon™ Graphics, as long as the minimum requirements of the game are met. AMD does not provide technical or warranty support for AMD FidelityFX Super Resolution enablement on other vendor's graphics cards. GD-187

5 Radeon Image Sharpening is compatible with DirectX 11, 12, & Vulkan APIs and DirectX 9 for RX 5000 and 6000 Series only, and Windows 10/11. Hardware compatibility includes GCN and newer consumer dGPUs, Ryzen 2000 and newer APUs, including hybrid and detachable graphics configurations. No mGPU support. GD-156

6 Radeon™ Anti-Lag is compatible with DirectX 9, DirectX 11 and DirectX 12 APIs, Windows 7 and 10/11. Hardware compatibility includes GCN and newer consumer dGPUs Ryzen 2000 and newer APUs, including hybrid and detachable graphics configurations. No mGPU support. GD-157

7 Radeon™ Boost is compatible with Windows 7/10/11 in select titles only. Hardware compatibility includes Radeon RX 400 and newer consumer dGPUs, Ryzen 2000 Series and newer APUs, including hybrid and detachable graphics configurations. No mGPU support. Radeon™ Boost VRS compatible with AMD Radeon™ RX 6000 Series Graphics only. For a list of compatible titles see https://www.amd.com/en/technologies/radeon-boost. GD-158

8 AMD FreeSync™ technology requires AMD Radeon™ graphics and a display that supports FreeSync technology as certified by AMD. AMD FreeSync™ Premium technology adds requirements of mandatory low framerate compensation and at least 120 Hz refresh rate at minimum FHD. AMD FreeSync™ Premium Pro technology adds requirements for the display to meet AMD FreeSync Premium Pro compliance tests. See www.amd.com/freesync for complete details. Confirm capability with your system manufacturer before purchase. GD-127

9 Video codec acceleration (including at least the HEVC (H.265), 
SAPPHIRE Technology