AMD Radeon RX 6550M vs NVIDIA Rubin GPU Comparison

Where Each One Wins

The AMD Radeon RX 6550M and the NVIDIA Rubin GPU occupy entirely different corners of the hardware spectrum. The RX 6550M is a mobile graphics solution from the Radeon RX 6000 series, built for portable devices. The Rubin GPU is a server-class accelerator from NVIDIA's Rubin architecture generation, designed for datacenter deployment. Their benchmark profiles reflect this divide.

The RX 6550M has recorded benchmark data in the database. Its Geekbench OpenCL score stands at 42,536, while its Geekbench Vulkan score reaches 50,867. These results place it in the 85th percentile against all GPUs, with an average benchmark score of 46,702. The Rubin GPU, by contrast, has no recorded benchmark scores. Its average benchmark score is listed as 0, and its percentile against all GPUs sits at 50, which reflects the absence of test data rather than a performance assessment.

In terms of benchmark wins, the data shows zero wins for each side. The head-to-head benchmark comparison table is empty, meaning no direct comparative tests exist between these two parts. The only meaningful interpretation is that the RX 6550M has measurable performance data, while the Rubin GPU does not yet have any recorded results.

FAQ

Q: What are the recorded benchmark scores for the AMD Radeon RX 6550M?

A: The RX 6550M scores 42,536 in Geekbench OpenCL and 50,867 in Geekbench Vulkan, producing an average benchmark score of 46,702.

Q: Does the NVIDIA Rubin GPU have any benchmark scores?

A: No. The database lists zero benchmark entries for the Rubin GPU, with an average benchmark score of 0.

Q: How does the RX 6550M compare to its nearest rivals?

A: The RX 6550M's average score of 46,702 is 0.2% above the Intel Arc A530M (46,614) and 0.2% above the AMD Radeon RX 5600M (46,601). It leads the NVIDIA RTX A2000 (46,043) by 1.4% and the NVIDIA RTX 5880 Ada Generation (45,972) by 1.6%.

Q: What memory configurations do these GPUs use?

A: The RX 6550M has 4 GB of GDDR6 memory on a 64-bit bus with 144.0 GB/s bandwidth. The Rubin GPU has 288 GB of HBM4 memory on a 16,384-bit bus with 22.1 TB/s bandwidth.

Q: What is the transistor count for each chip?

A: The RX 6550M's Navi 24 chip contains 5,400 million transistors on a 107 mm² die. The Rubin GPU's GR100 chip contains 336,000 million transistors on a 1,456 mm² die.

Q: Are both GPUs currently in production?

A: Yes, the database lists both as Active. The RX 6550M was released on January 3, 2023, while the Rubin GPU has a release date of December 31, 2025.

Head-to-Head Benchmarks

Direct comparison between these two GPUs is impossible with current data. The head-to-head benchmark table is empty, and the Rubin GPU has no recorded results. What the data does allow is an examination of the RX 6550M's standing among its measured peers.

The RX 6550M's Geekbench Vulkan score of 50,867 sits notably above its OpenCL score of 42,536. This gap of roughly 19.6% suggests the architecture handles Vulkan workloads more efficiently than OpenCL tasks. The average of these two results, 46,702, places the card in the 85th percentile of all GPUs in the database.

Among its four nearest rivals, the RX 6550M leads all of them by small margins. Against the Intel Arc A530M, the delta is 0.2%. Against the AMD Radeon RX 5600M, the delta is again 0.2%. The NVIDIA RTX A2000 trails by 1.4%, and the NVIDIA RTX 5880 Ada Generation trails by 1.6%. These are tight margins, indicating that the RX 6550M sits in a competitive performance cluster.

The Rubin GPU's lack of benchmark data means no analysis of its practical performance is possible. Its percentile of 50 is a default value in the absence of measurements, not a reflection of expected capability. The hardware specifications suggest enormous compute potential, but the database records no confirmation through testing.

Specification Differences

The two GPUs diverge on nearly every measurable specification. The RX 6550M has a base clock of 2000 MHz and a boost clock of 2840 MHz, with a game clock of 2560 MHz. The Rubin GPU has a base clock of 700 MHz and a boost clock of 2267 MHz, with no game clock listed. The memory clock for the RX 6550M is 2250 MHz (18 Gbps effective), while the Rubin GPU runs at 2695 MHz (10.8 Gbps effective).

Memory capacity differs by a factor of 72. The RX 6550M offers 4 GB of GDDR6, while the Rubin GPU offers 288 GB of HBM4. Bus width scales from 64 bit on the RX 6550M to 16,384 bit on the Rubin GPU. Memory bandwidth jumps from 144.0 GB/s to 22.1 TB/s.

Compute resources show a similar scale. The RX 6550M has 1,024 shading units, 64 TMUs, and 32 ROPs. The Rubin GPU has 28,672 shading units, 896 TMUs, and 24 ROPs. The RX 6550M has 16 ray tracing cores and no tensor cores. The Rubin GPU has no listed ray tracing cores but includes 896 tensor cores.

The RX 6550M features a 6 nm process node, while the Rubin GPU uses a 3 nm node, both from TSMC. The RX 6550M draws 80 W and uses no power connectors, fitting an IGP slot width. The Rubin GPU has a TDP of 2300 W, uses an SXM Module slot width, and requires a suggested power supply of 2700 W. The bus interface differs as well: PCIe 4.0 x4 for the RX 6550M versus PCIe 6.0 x16 for the Rubin GPU.

Architecture Differences

The RX 6550M is built on the RDNA 2.0 architecture, using the Navi 24 chip from the Navi Mobile (RX 6000M) generation. The Rubin GPU uses the Rubin architecture with the GR100 chip from the Server Rubin (Rxx) generation. These represent two distinct design philosophies: one for power-constrained mobile devices, the other for server installations with abundant power delivery.

Transistor density tells part of the story. The RX 6550M packs 50.5 million transistors per square millimeter across its 107 mm² die. The Rubin GPU achieves 230.8 million transistors per square millimeter across a 1,456 mm² die. The Rubin GPU's total transistor count of 336,000 million is roughly 62 times that of the RX 6550M.

The RX 6550M supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The Rubin GPU lists N/A for DirectX, OpenGL, and Vulkan. This reflects its server orientation, where graphics APIs are not the primary interface. The RX 6550M has display outputs described as portable device dependent, while the Rubin GPU has no outputs at all.

The RX 6550M's predecessor is Polaris Mobile. The Rubin GPU's predecessor is Server Blackwell. Neither has a successor listed in the database. The RX 6550M's FP32 throughput is 5.816 TFLOPS, while the Rubin GPU reaches 130.0 TFLOPS. FP16 performance scales similarly: 11.63 TFLOPS for the RX 6550M versus 260.0 TFLOPS for the Rubin GPU.

The pixel rate is one of the few metrics where the smaller card leads. The RX 6550M achieves 90.88 GPixel/s, while the Rubin GPU manages 54.41 GPixel/s. The texture rate reverses this: 181.8 GTexel/s for the RX 6550M versus 2,031.2 GTexel/s for the Rubin GPU.

The Verdict

The data supports a clear functional split. The AMD Radeon RX 6550M is a measured, working mobile GPU with benchmark results in the 85th percentile. Its average score of 46,702 places it slightly ahead of the Intel Arc A530M, AMD Radeon RX 5600M, NVIDIA RTX A2000, and NVIDIA RTX 5880 Ada Generation. It uses modest power, fits in portable devices, and supports standard graphics APIs.

The NVIDIA Rubin GPU is a server accelerator with no benchmark data. Its specifications describe a massive compute platform: 336,000 million transistors, 288 GB of HBM4 memory, 22.1 TB/s bandwidth, and 896 tensor cores. The 2300 W TDP and SXM Module form factor confirm its datacenter purpose. The absence of display outputs and graphics API support reinforces this positioning.

Users with a mobile graphics workload and measured performance needs would select the RX 6550M based on its recorded results. Organizations requiring server-class compute with tensor core support and enormous memory bandwidth would consider the Rubin GPU, though its performance remains unverified in the database. The two products do not compete in the same market segment, and their specifications make that distinction unambiguous.