Radeon RX 6550S vs RTX Spark N1X 6144-Core Blackwell GPU
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 118 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Blackwell (2024−2026) | RDNA 2.0 (2020−2025) |
| GPU code name | no data | Navi 24 |
| Market segment | Laptop | Laptop |
| Release date | 15 October 2026 (recently) | 4 January 2023 (3 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 6144 | 1024 |
| Core clock speed | no data | 2000 MHz |
| Boost clock speed | 2531 MHz | 2400 MHz |
| Number of transistors | no data | 5,400 million |
| Manufacturing process technology | no data | 6 nm |
| Power consumption (TDP) | no data | 50 Watt |
| Texture fill rate | no data | 153.6 |
| Floating-point processing power | no data | 4.915 TFLOPS |
| ROPs | no data | 32 |
| TMUs | no data | 64 |
| Ray Tracing Cores | no data | 16 |
| L0 Cache | no data | 256 KB |
| L1 Cache | 6 MB | 256 KB |
| L2 Cache | 24 MB | 1024 KB |
| L3 Cache | no data | 16 MB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Laptop size | medium sized | medium sized |
| Interface | no data | PCIe 4.0 x4 |
| Supplementary power connectors | no data | None |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | DDR5X | GDDR6 |
| Maximum RAM amount | no data | 4 GB |
| Memory bus width | no data | 64 Bit |
| Memory clock speed | no data | 2000 MHz |
| Memory bandwidth | no data | 128.0 GB/s |
| Shared memory | + | - |
| Resizable BAR | + | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | no data | Portable Device Dependent |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | no data | 12 Ultimate (12_2) |
| Shader Model | no data | 6.7 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 2.2 |
| Vulkan | - | 1.3 |
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
