RADEON

AMD Radeon RX 6600S

AMD graphics card specifications and benchmark scores

4 GB
VRAM
2000
MHz Boost
80W
TDP
128
Bus Width
Ray Tracing

AMD Radeon RX 6600S Specifications

⚙️

Radeon RX 6600S GPU Core

Shader units and compute resources

The AMD Radeon RX 6600S GPU core specifications define its raw processing power for graphics and compute workloads. Shading units (also called CUDA cores, stream processors, or execution units depending on manufacturer) handle the parallel calculations required for rendering. TMUs (Texture Mapping Units) process texture data, while ROPs (Render Output Units) handle final pixel output. Higher shader counts generally translate to better GPU benchmark performance, especially in demanding games and 3D applications.

Shading Units
1,792
Shaders
1,792
TMUs
112
ROPs
64
Compute Units
28
⏱️

RX 6600S Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the Radeon RX 6600S's performance in GPU benchmarks and real-world gaming. The base clock represents the minimum guaranteed frequency, while the boost clock indicates peak performance under optimal thermal conditions. Memory clock speed affects texture loading and frame buffer operations. The Radeon RX 6600S by AMD dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

Base Clock
1700 MHz
Base Clock
1,700 MHz
Boost Clock
2000 MHz
Boost Clock
2,000 MHz
Game Clock
1881 MHz
Memory Clock
1750 MHz 14 Gbps effective
GDDR GDDR 6X 6X

AMD's Radeon RX 6600S Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The Radeon RX 6600S's memory capacity determines how well it handles high-resolution textures and multiple displays. Memory bandwidth, measured in GB/s, affects how quickly data moves between the GPU and VRAM. Higher bandwidth improves performance in memory-intensive scenarios like 4K gaming. The memory bus width and type (GDDR6, GDDR6X, HBM) significantly influence overall GPU benchmark scores.

Memory Size
4 GB
VRAM
4,096 MB
Memory Type
GDDR6
VRAM Type
GDDR6
Memory Bus
128 bit
Bus Width
128-bit
Bandwidth
224.0 GB/s
💾

Radeon RX 6600S by AMD Cache

On-chip cache hierarchy

On-chip cache provides ultra-fast data access for the RX 6600S, reducing the need to fetch data from slower VRAM. L1 and L2 caches store frequently accessed data close to the compute units. AMD's Infinity Cache (L3) dramatically increases effective bandwidth, improving GPU benchmark performance without requiring wider memory buses. Larger cache sizes help maintain high frame rates in memory-bound scenarios and reduce power consumption by minimizing VRAM accesses.

L1 Cache
128 KB per Array
L2 Cache
2 MB
Infinity Cache
32 MB
📈

RX 6600S Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the AMD Radeon RX 6600S against other graphics cards. FP32 (single-precision) performance, measured in TFLOPS, indicates compute capability for gaming and general GPU workloads. FP64 (double-precision) matters for scientific computing. Pixel and texture fill rates determine how quickly the GPU can render complex scenes. While real-world GPU benchmark results depend on many factors, these specifications help predict relative performance levels.

FP32 (Float)
7.168 TFLOPS
FP64 (Double)
448.0 GFLOPS (1:16)
FP16 (Half)
14.34 TFLOPS (2:1)
Pixel Rate
128.0 GPixel/s
Texture Rate
224.0 GTexel/s

Radeon RX 6600S Ray Tracing & AI

Hardware acceleration features

The AMD Radeon RX 6600S includes dedicated hardware for ray tracing and AI acceleration. RT cores handle real-time ray tracing calculations for realistic lighting, reflections, and shadows in supported games. Tensor cores (NVIDIA) or XMX cores (Intel) accelerate AI workloads including DLSS, FSR, and XeSS upscaling technologies. These features enable higher visual quality without proportional performance costs, making the RX 6600S capable of delivering both stunning graphics and smooth frame rates in modern titles.

RT Cores
28
🏗️

RDNA 2.0 Architecture & Process

Manufacturing and design details

The AMD Radeon RX 6600S is built on AMD's RDNA 2.0 architecture, which defines how the GPU processes graphics and compute workloads. The manufacturing process node affects power efficiency, thermal characteristics, and maximum clock speeds. Smaller process nodes pack more transistors into the same die area, enabling higher performance per watt. Understanding the architecture helps predict how the RX 6600S will perform in GPU benchmarks compared to previous generations.

Architecture
RDNA 2.0
GPU Name
Navi 23
Process Node
7 nm
Foundry
TSMC
Transistors
11,060 million
Die Size
237 mm²
Density
46.7M / mm²
🔌

AMD's Radeon RX 6600S Power & Thermal

TDP and power requirements

Power specifications for the AMD Radeon RX 6600S determine PSU requirements and thermal management needs. TDP (Thermal Design Power) indicates the heat output under typical loads, guiding cooler selection. Power connector requirements ensure adequate power delivery for stable operation during demanding GPU benchmarks. The suggested PSU wattage accounts for the entire system, not just the graphics card. Efficient power delivery enables the Radeon RX 6600S to maintain boost clocks without throttling.

TDP
80 W
TDP
80W
Power Connectors
None
📐

Radeon RX 6600S by AMD Physical & Connectivity

Dimensions and outputs

Physical dimensions of the AMD Radeon RX 6600S are critical for case compatibility. Card length, height, and slot width determine whether it fits in your chassis. The PCIe interface version affects bandwidth for communication with the CPU. Display outputs define monitor connectivity options, with modern cards supporting multiple high-resolution displays simultaneously. Verify these specifications against your case and motherboard before purchasing to ensure a proper fit.

Slot Width
IGP
Bus Interface
PCIe 4.0 x8
Display Outputs
Portable Device Dependent
Display Outputs
Portable Device Dependent
🎮

AMD API Support

Graphics and compute APIs

API support determines which games and applications can fully utilize the AMD Radeon RX 6600S. DirectX 12 Ultimate enables advanced features like ray tracing and variable rate shading. Vulkan provides cross-platform graphics capabilities with low-level hardware access. OpenGL remains important for professional applications and older games. CUDA (NVIDIA) and OpenCL enable GPU compute for video editing, 3D rendering, and scientific applications. Higher API versions unlock newer graphical features in GPU benchmarks and games.

DirectX
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
OpenGL
4.6
OpenGL
4.6
Vulkan
1.4
Vulkan
1.4
OpenCL
2.1
Shader Model
6.8
📦

Radeon RX 6600S Product Information

Release and pricing details

The AMD Radeon RX 6600S is manufactured by AMD as part of their graphics card lineup. Release date and launch pricing provide context for comparing GPU benchmark results with competing products from the same era. Understanding the product lifecycle helps evaluate whether the Radeon RX 6600S by AMD represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.

Manufacturer
AMD
Release Date
Jan 2022
Production
End-of-life
Predecessor
Polaris Mobile

Radeon RX 6600S Benchmark Scores

geekbench_openclSource

Geekbench OpenCL tests GPU compute performance using the cross-platform OpenCL API. This shows how AMD Radeon RX 6600S handles parallel computing tasks like video encoding and scientific simulations.

geekbench_opencl #144 of 582
66,403
17%
Max: 380,114
Compare with other GPUs

passmark_directx_10Source

DirectX 10 tests AMD Radeon RX 6600S with the graphics API introduced with Windows Vista. This shows performance in games from the 2007-2009 era that targeted this feature level. DX10 introduced geometry shaders and other features still used today. Some games from this period remain popular and benefit from good DX10 performance.

passmark_directx_11Source

DirectX 11 tests AMD Radeon RX 6600S with the widely-used graphics API powering most current games. This shows mainstream gaming performance across the majority of today's titles.

passmark_directx_12Source

DirectX 12 tests AMD Radeon RX 6600S with the modern low-overhead graphics API. This shows performance in next-gen games that leverage DX12 features like ray tracing and mesh shaders. DX12 offers better CPU efficiency through reduced driver overhead.

passmark_directx_9Source

DirectX 9 tests AMD Radeon RX 6600S performance with the legacy graphics API still used by older games. This shows compatibility and performance with classic titles from the 2000s era. Many indie games and older titles still rely on DirectX 9.

passmark_g2dSource

PassMark G2D tests 2D graphics performance for desktop rendering, UI elements, and productivity applications. This shows how AMD Radeon RX 6600S handles everyday visual tasks. Higher scores mean smoother desktop experience and faster UI rendering.

passmark_g3dSource

PassMark G3D measures overall 3D graphics performance of AMD Radeon RX 6600S across DirectX 9 through 12 tests. This provides a comprehensive gaming capability score. The combined result predicts performance across various game engines and API versions. Results can be compared against millions of GPU submissions in the PassMark database.

passmark_g3d #97 of 164
12,649
29%
Max: 44,065

passmark_gpu_computeSource

GPU compute tests parallel processing capability of AMD Radeon RX 6600S using OpenCL. This shows performance in video encoding, scientific computing, and AI workloads. Non-gaming applications increasingly leverage GPU compute for acceleration.

passmark_gpu_compute #103 of 162
4,879
17%
Max: 28,396

About AMD Radeon RX 6600S

The AMD Radeon RX 6600, built on the efficient 7nm RDNA 2.0 architecture, positions itself as a capable 1080p gaming solution with balanced specifications. Its 4 GB of GDDR6 VRAM and PCIe 4.0 x8 interface provide sufficient bandwidth for modern titles, though the memory capacity can become a limiting factor in texture-heavy games. With a base clock of 1700 MHz and a boost up to 2000 MHz, this graphics card delivers reliable performance as evidenced by a PassMark G3D score of 12,649 points and a Geekbench OpenCL result of 66,403 points. A notably low 80W TDP makes the Radeon RX 6600S an energy-efficient choice, minimizing both power draw and thermal output in small form factor or office-friendly systems. Key gaming attributes of this GPU can be summarized by its core competencies:

  • FPS Capabilities: Delivers smooth frame rates at 1080p resolution in esports and many AAA titles.
  • Modern Rendering Features: Full support for DirectX 12 Ultimate, including ray tracing and variable rate shading.
  • Video Memory: 4 GB GDDR6 is adequate for 1080p but may require texture setting adjustments in newer games.
  • Power Requirements: The 80W TDP allows for operation without high-capacity power supplies or complex cooling.
  • Best Scenarios: Ideal for 1080p gaming systems, compact PCs, and upgrades for users prioritizing efficiency.

Performance analysis shows the RX 6600 excels in compute tasks, scoring 4,879 points in PassMark GPU Compute, while its 2D performance score of 647 points confirms capable display output. Released in early 2022, this GPU finds its strength in a specific market segment, offering a compelling alternative where power efficiency is as critical as raw performance. Its PCIe 4.0 x8 interface, while modern, may show a minor performance delta on older PCIe 3.0 systems, a consideration for users upgrading legacy hardware. For office environments requiring occasional graphical workloads or for building a discreet gaming system, the RX 6600S presents a data-driven value proposition, balancing benchmark results with operational costs. The card's architectural advantages ensure support for the latest rendering techniques, future-proofing the investment for the near term.

The NVIDIA Equivalent of Radeon RX 6600S

Looking for a similar graphics card from NVIDIA? The NVIDIA GeForce RTX 3060 Ti GA103 offers comparable performance and features in the NVIDIA lineup.

NVIDIA GeForce RTX 3060 Ti GA103

NVIDIA • 8 GB VRAM

View Specs Compare

Popular AMD Radeon RX 6600S Comparisons

See how the Radeon RX 6600S stacks up against similar graphics cards from the same generation and competing brands.

Compare Radeon RX 6600S with Other GPUs

Select another GPU to compare specifications and benchmarks side-by-side.

Browse GPUs