AMD Radeon RX 6600 LE
AMD graphics card specifications and benchmark scores
Ray TracingAt a Glance
AMDAMD Radeon RX 6600 LE Specifications
Radeon RX 6600 LE GPU Core
Shader units and compute resources
The AMD Radeon RX 6600 LE 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.
RX 6600 LE Clock Speeds
GPU and memory frequencies
Clock speeds directly impact the Radeon RX 6600 LE'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 6600 LE by AMD dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.
AMD's Radeon RX 6600 LE Memory
VRAM capacity and bandwidth
VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The Radeon RX 6600 LE'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.
Radeon RX 6600 LE by AMD Cache
On-chip cache hierarchy
On-chip cache provides ultra-fast data access for the RX 6600 LE, 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.
RX 6600 LE Theoretical Performance
Compute and fill rates
Theoretical performance metrics provide a baseline for comparing the AMD Radeon RX 6600 LE 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.
Radeon RX 6600 LE Ray Tracing & AI
Hardware acceleration features
The AMD Radeon RX 6600 LE 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 6600 LE capable of delivering both stunning graphics and smooth frame rates in modern titles.
RDNA 2.0 Architecture & Process
Manufacturing and design details
The AMD Radeon RX 6600 LE 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 6600 LE will perform in GPU benchmarks compared to previous generations.
AMD's Radeon RX 6600 LE Power & Thermal
TDP and power requirements
Power specifications for the AMD Radeon RX 6600 LE 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 6600 LE to maintain boost clocks without throttling.
Radeon RX 6600 LE by AMD Physical & Connectivity
Dimensions and outputs
Physical dimensions of the AMD Radeon RX 6600 LE 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.
AMD API Support
Graphics and compute APIs
API support determines which games and applications can fully utilize the AMD Radeon RX 6600 LE. 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.
Radeon RX 6600 LE Product Information
Release and pricing details
The AMD Radeon RX 6600 LE 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 6600 LE by AMD represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.
Radeon RX 6600 LE Benchmark Scores
geekbench_openclSource
Geekbench OpenCL tests GPU compute performance using the cross-platform OpenCL API. This shows how AMD Radeon RX 6600 LE handles parallel computing tasks like video encoding and scientific simulations. OpenCL is widely supported across different GPU vendors and platforms.
Top 5 Performers
Top 5 PerformersNearby Performers
Nearby Performersgeekbench_vulkanSource
Geekbench Vulkan tests GPU compute using the modern low-overhead Vulkan API. This shows how AMD Radeon RX 6600 LE performs with next-generation graphics and compute workloads. Vulkan offers better CPU efficiency than older APIs like OpenGL. Modern games and applications increasingly use Vulkan for cross-platform GPU acceleration.
Top 5 Performers
Nearby Performers
About AMD Radeon RX 6600 LE
The AMD Radeon RX 6600 LE is a 7 nm RDNA 2.0 part built on the Navi 23 chip, packing 11,060 million transistors into a 237 mm² die. It sits in the 93rd percentile of all GPUs in the database, with an average benchmark score of 74,393, placing it just above the AMD Radeon Vega Frontier Edition and just below the AMD Radeon Pro Vega 64. This card delivers a balanced mix of modern features and efficient power delivery, making it a strong contender for 1080p and entry-level 1440p gaming, though its memory bus and VRAM capacity set clear boundaries at higher resolutions.
Power and Cooling
The RX 6600 LE carries a TDP of 132 W, which is modest for its performance class. This low power draw means it can be comfortably powered by a 300 W suggested PSU, a figure that keeps system requirements modest. The card requires a single 8-pin power connector, simplifying installation in most builds. Its dual-slot cooler design, measuring 190 mm in length, 110 mm in height, and 40 mm in width, fits into standard mid-tower cases without clearance issues. The 7 nm process node from TSMC contributes to this efficiency, as does the transistor density of 46.7 million per square millimeter, which allows high performance per watt. Given the 132 W TDP, even a capable air cooler is sufficient; the data does not indicate any exotic cooling requirements. The card's compact dimensions and single connector also make it suitable for small form factor systems, provided the chassis supports a dual-slot layout.
Ray Tracing and Feature Set
The RX 6600 LE is equipped with 28 ray tracing cores, a hallmark of the RDNA 2.0 architecture. These cores enable hardware-accelerated ray tracing, though the card does not list dedicated tensor cores—AI acceleration is not a focus here. The API support is comprehensive: DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. This ensures compatibility with the latest DirectX 12 Ultimate games, including those that leverage mesh shaders and variable rate shading. The card also delivers a pixel rate of 159.7 GPixel/s and a texture rate of 279.4 GTexel/s, which are respectable figures for a 1080p-oriented GPU. In terms of raw compute, the FP32 throughput is 8.942 TFLOPS, with FP16 reaching 17.88 TFLOPS via a 2:1 ratio. These numbers indicate solid rasterization performance and adequate compute for ray-traced effects at lower settings, but the lack of tensor cores means no dedicated hardware for DLSS-style upscaling; the card relies on standard resolution rendering or alternative techniques.
Memory Subsystem
The RX 6600 LE features 8 GB of GDDR6 memory on a 128-bit bus, yielding a bandwidth of 224.0 GB/s. The memory runs at 1750 MHz (14 Gbps effective). This configuration is typical for the mid-range segment, but the 128-bit bus is a limiting factor at high resolutions. At 1080p, 8 GB is generally sufficient for modern titles, and the 224 GB/s bandwidth handles texture streaming and geometry without major bottlenecks. However, at 1440p or with high-resolution texture packs, the combination of a narrow bus and modest VRAM capacity can lead to performance drops in memory-intensive scenes. The card's average benchmark score of 74,393 suggests it performs well in synthetic tests, but real-world high-resolution gaming may be constrained by the memory subsystem. For users targeting 4K, the 8 GB capacity and 128-bit interface are clearly insufficient, and the data indicates the card is better suited to 1080p high-refresh-rate gaming or 1440p at medium settings.
How It Compares
AMD Radeon Vega Frontier Edition – The RX 6600 LE edges out the Vega Frontier Edition by 1.1% in average benchmark score (74,393 vs. 73,607). This is a narrow margin, effectively a tie in real-world terms. The Vega Frontier Edition is an older prosumer card, so the 6600 LE's victory, though slight, reflects its more modern architecture and feature set. The 6600 LE also offers ray tracing support, which the Vega Frontier Edition lacks, making it the more versatile choice for gaming.
AMD Radeon Pro Vega 64 – The RX 6600 LE trails the Pro Vega 64 by 1.1% (74,393 vs. 75,191). This is another near-parity result. The Pro Vega 64 is a high-end workstation card with more memory bandwidth, but the 6600 LE's newer RDNA 2.0 architecture closes the gap. In gaming workloads, the 6600 LE's superior geometry and feature support likely compensate for the raw compute deficit, though the Pro Vega 64 still holds a slight edge in pure compute tasks.
AMD Radeon RX 6650M – The RX 6600 LE outperforms the RX 6650M by 2.9% (74,393 vs. 72,315). The 6650M is a mobile GPU, so this comparison highlights the 6600 LE's advantage in sustained desktop performance. The 2.9% delta is modest but consistent, and the 6600 LE benefits from higher clock speeds and a dedicated cooling solution, allowing it to maintain boost clocks without thermal throttling.
AMD Radeon RX 6650M XT – The RX 6600 LE falls behind the RX 6650M XT by 3.1% (74,393 vs. 76,768). The 6650M XT is a higher-tier mobile part, and the 3.1% deficit shows the 6600 LE is competitive with mid-range mobile solutions. However, the desktop card's lower power draw and smaller footprint make it an attractive option for compact builds, even if it gives up a small performance margin.
Benchmark Performance
The RX 6600 LE's synthetic benchmark results are consistent with its position among rivals. In Geekbench OpenCL, it scores 72,784, while in Vulkan it reaches 76,001. The average of these two scores, 74,393, places the card in the 93rd percentile of all GPUs in the database. This percentile indicates that it outperforms the vast majority of GPUs, though it is not a top-tier part. The deltaPct values against its nearest rivals are all within ±3.1%, meaning the 6600 LE is tightly clustered with several other AMD cards. Specifically, it is 1.1% faster than the Vega Frontier Edition, 1.1% slower than the Pro Vega 64, 2.9% faster than the RX 6650M, and 3.1% slower than the RX 6650M XT. These small margins suggest that the 6600 LE delivers performance equivalent to a mid-range GPU from the previous generation, with the added benefit of modern features like ray tracing and DirectX 12 Ultimate. The OpenCL score of 72,784 is slightly lower than the Vulkan score, indicating that the card's performance is more optimized for Vulkan workloads, which is common for RDNA 2.0 parts. Overall, the benchmark data shows a well-rounded performer that holds its own against its immediate competitors.
FAQ
Q: What is the TDP of the AMD Radeon RX 6600 LE?
A: The TDP is 132 W, and the suggested PSU is 300 W.
Q: How much VRAM does the RX 6600 LE have, and what is its memory bus width?
A: It has 8 GB of GDDR6 memory on a 128-bit bus, providing 224.0 GB/s of bandwidth.
Q: Does the RX 6600 LE support ray tracing?
A: Yes, it has 28 ray tracing cores and supports DirectX 12 Ultimate (12_2), which includes ray tracing features.
Q: What is the process node and architecture of this card?
A: It is built on TSMC's 7 nm process using the RDNA 2.0 architecture, specifically the Navi 23 chip.
Q: What display outputs does the RX 6600 LE offer?
A: It includes 1x HDMI 2.1 and 3x DisplayPort 1.4a outputs.
Q: How does the RX 6600 LE compare to the AMD Radeon Pro Vega 64?
A: The RX 6600 LE is 1.1% slower in average benchmark score (74,393 vs. 75,191), a negligible difference in practice.
Who Should Consider It
The RX 6600 LE is a strong choice for gamers targeting 1080p with high refresh rates. Its 8 GB VRAM and 224 GB/s bandwidth are adequate for most titles at that resolution, and the 28 RT cores allow for ray tracing at playable frame rates when settings are adjusted. The card's 93rd percentile ranking and average score of 74,393 indicate it can handle esports titles and demanding AAA games at high settings without issue. For 1440p, the card is viable at medium to high settings, but the 128-bit memory bus may become a bottleneck in texture-heavy scenes. Users who prioritize ultra settings at 1440p or higher should look to cards with larger memory buses and more VRAM. The 132 W TDP and 300 W PSU requirement make it an excellent fit for budget builds or small form factor systems where power and space are limited. The dual-slot, 190 mm length design ensures compatibility with most cases. Given its proximity to the RX 6650M XT (within 3.1%) and its advantage over the Vega Frontier Edition, the RX 6600 LE offers a balanced package for those who want modern features without excessive power draw. However, those seeking raw compute performance for professional workloads might prefer the Pro Vega 64, which holds a slight edge. For gaming at 1080p, the RX 6600 LE is a compelling option that delivers smooth performance and future-proof API support.
The NVIDIA Equivalent of Radeon RX 6600 LE
Looking for a similar graphics card from NVIDIA? The NVIDIA GeForce RTX 3060 Ti GDDR6X offers comparable performance and features in the NVIDIA lineup.
Popular AMD Radeon RX 6600 LE Comparisons
See how the Radeon RX 6600 LE stacks up against similar graphics cards from the same generation and competing brands.
Compare Radeon RX 6600 LE with Other GPUs
Select another GPU to compare specifications and benchmarks side-by-side.
Browse GPUs