NVIDIA GeForce RTX 5080 SUPER vs NVIDIA GeForce RTX 5090 Mobile Comparison

# Head-to-Head Benchmarks

The database contains a single shared benchmark between these two GPUs: 3DMark Steel Nomad DX12. In that test, the NVIDIA GeForce RTX 5090 Mobile scores 5871 points, while the NVIDIA GeForce RTX 5080 SUPER scores 3075 points. The mobile part leads by 47.6%, a substantial margin that places the comparison firmly in favor of the RTX 5090 Mobile for this DirectX 12 workload.

The RTX 5090 Mobile's result is not an isolated figure. Its average benchmark score across all recorded tests is 45152 points, derived from a wider suite that includes Geekbench OpenCL (201834), Geekbench Vulkan (198405), Passmark G3D (30034), Passmark GPU Compute (13401), and several Passmark DirectX variants (DirectX 9 at 324, DirectX 11 at 269, DirectX 10 at 183, DirectX 12 at 138, and G2D at 1057). The RTX 5080 SUPER has only one recorded benchmark result, the 3DMark Steel Nomad score of 3075, which also serves as its average benchmark score.

Looking at the RTX 5080 SUPER's nearest rivals in the database, its 3075 score places it within a tight cluster. The NVIDIA Quadro P1000 averages 3163 points, which is 2.8% higher. The Intel Arc Pro B60 averages 3182 points, 3.4% higher. On the lower side, the NVIDIA GeForce 820A averages 2983 points, 3.1% lower, and the NVIDIA GeForce GTX 860M averages 2967 points, 3.6% lower. The RTX 5080 SUPER sits in the 19th percentile of all GPUs, indicating that most other recorded graphics cards outperform it in this specific test.

The RTX 5090 Mobile's nearest rivals tell a different story. The AMD Radeon Pro 5500 XT averages 45384 points, just 0.5% above the mobile GPU. The NVIDIA GeForce RTX 4070 Ti averages 44795 points, 0.8% below. The Intel Arc A730M averages 45592 points, 1.0% above, and the NVIDIA RTX 5880 Ada Generation averages 45972 points, 1.8% above. The RTX 5090 Mobile sits in the 84th percentile of all GPUs, a much higher standing than the desktop SUPER variant.

The 47.6% delta in the head-to-head test is the largest gap recorded between these two parts. No benchmark shows the RTX 5080 SUPER winning; the wins tally is 0 for the SUPER and 1 for the Mobile. This single data point dominates the comparison, but the broader benchmark suite for the RTX 5090 Mobile reinforces its advantage across multiple API types and workload categories.

# Architecture Differences

Both GPUs share the same foundational architecture. Each uses the GB203 chip, built on the Blackwell 2.0 architecture, fabricated by TSMC on a 5 nm process. Both integrate 45,600 million transistors on a 378 mm² die, yielding a transistor density of 120.6 million per square millimeter. The similarity ends at the chip level, as the two products diverge significantly in their configured specifications.

The RTX 5080 SUPER operates with a base clock of 2295 MHz and a boost clock of 2617 MHz. The RTX 5090 Mobile has a base clock of 990 MHz and a boost clock of 1515 MHz. The desktop part runs at more than double the base frequency and considerably higher boost frequency, which directly impacts compute throughput.

Memory configurations are close but not identical. Both use 24 GB of GDDR7 on a 256-bit bus. The RTX 5080 SUPER runs memory at 2000 MHz with 32 Gbps effective speed, producing 1.02 TB/s of bandwidth. The RTX 5090 Mobile runs memory at 1750 MHz with 28 Gbps effective speed, producing 896.0 GB/s. The desktop card holds a bandwidth advantage of roughly 14%, though both are high-bandwidth designs.

The compute resource counts differ modestly. The RTX 5080 SUPER has 10752 shading units, 336 texture mapping units, 112 raster output units, 84 ray tracing cores, and 336 tensor cores. The RTX 5090 Mobile has 10496 shading units, 328 TMUs, 112 ROPs, 82 RT cores, and 328 tensor cores. The desktop card has 256 more shading units, 8 more TMUs, 2 more RT cores, and 8 more tensor cores. The ROP count is identical at 112.

These resource differences amplify when combined with clock speeds. The RTX 5080 SUPER achieves a pixel rate of 293.1 GPixel/s and a texture rate of 879.3 GTexel/s. The RTX 5090 Mobile achieves 169.7 GPixel/s and 496.9 GTexel/s. FP32 compute is 56.28 TFLOPS for the desktop part versus 31.80 TFLOPS for the mobile part, a 77% advantage. FP16 performance mirrors FP32 at a 1:1 ratio for both, meaning the same 56.28 and 31.80 TFLOPS figures apply.

Power and physical design are starkly different. The RTX 5080 SUPER has a TDP of 415 W, uses a dual-slot cooler, and requires a single 16-pin power connector. It measures 304 mm in length, 137 mm in height, and 40 mm in width. The RTX 5090 Mobile has a TDP of 95 W, is classified as an IGP (integrated graphics processor) for mobile platforms, uses no power connectors, and has no recorded dimensions since it is portable device dependent. The mobile part draws 320 W less power, a 77% reduction relative to the desktop card's TDP.

Both share the same API support: DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. Both use a PCIe 5.0 x16 bus interface. Display outputs differ, with the RTX 5080 SUPER offering 1x HDMI 2.1b and 3x DisplayPort 2.1b, while the RTX 5090 Mobile's outputs are portable device dependent. The RTX 5090 Mobile lists its predecessor as GeForce 40 Mobile, while the RTX 5080 SUPER has no listed predecessor or successor.

# Where Each One Wins

The benchmark data shows the RTX 5090 Mobile winning the only direct comparison, and it does so by a wide margin. The 3DMark Steel Nomad DX12 test, which targets modern DirectX 12 rendering workloads, favors the mobile part at 5871 versus 3075, a 47.6% lead. This is a clear victory for the mobile GPU in a synthetic but demanding graphics workload.

The RTX 5090 Mobile also demonstrates strength across a broader set of benchmarks that the RTX 5080 SUPER lacks entirely. Its Geekbench OpenCL score of 201834 and Vulkan score of 198405 indicate strong general compute and cross-platform graphics performance. Passmark G3D at 30034 and GPU Compute at 13401 further establish its capability in both rasterization and compute-oriented tasks. The Passmark DirectX tests show a hierarchy within the mobile part itself: DirectX 9 scores highest at 324, followed by DirectX 11 at 269, DirectX 10 at 183, and DirectX 12 at 138. This pattern suggests the mobile GPU handles legacy DirectX workloads relatively better than newer ones, though the absolute scores are low across the board for these older tests.

The RTX 5080 SUPER has no recorded wins in any benchmark. Its single 3DMark result places it in the 19th percentile, meaning it trails the majority of GPUs in the database. Its nearest rivals all score within a 3.6% range of its 3075 result, indicating that it sits in a performance tier populated by much older or lower-end parts like the Quadro P1000, GeForce 820A, Arc Pro B60, and GTX 860M.

For use-case analysis, the data indicates that the RTX 5090 Mobile is the superior choice for any workload covered by the recorded benchmarks. The RTX 5080 SUPER's strengths, if any, would have to be inferred from its higher clock speeds and compute rates, but no benchmark result confirms an actual performance win. The mobile part's 84th percentile standing versus the SUPER's 19th percentile is the clearest statistical summary of where each sits relative to the broader GPU landscape.

The RTX 5090 Mobile's average benchmark score of 45152, which includes all its test results, dwarfs the RTX 5080 SUPER's average of 3075. Even accounting for the fact that the averages are computed over different numbers of tests, the magnitude of difference is not close. The mobile GPU's nearest rivals are modern desktop parts like the RTX 4070 Ti and RTX 5880 Ada Generation, while the desktop SUPER's rivals are far older or lower-tier products.

# FAQ

Q: Which GPU has the higher 3DMark Steel Nomad DX12 score?

A: The NVIDIA GeForce RTX 5090 Mobile scores 5871 points, which is 47.6% higher than the NVIDIA GeForce RTX 5080 SUPER's 3075 points.

Q: What are the FP32 compute capabilities of each GPU?

A: The RTX 5080 SUPER delivers 56.28 TFLOPS of FP32 compute, while the RTX 5090 Mobile delivers 31.80 TFLOPS. The desktop card has a 77% higher FP32 throughput.

Q: How do the memory configurations compare?

A: Both GPUs use 24 GB of GDDR7 memory on a 256-bit bus. The RTX 5080 SUPER has a bandwidth of 1.02 TB/s, while the RTX 5090 Mobile has 896.0 GB/s.

Q: What is the TDP difference between the two?

A: The RTX 5080 SUPER has a TDP of 415 W, while the RTX 5090 Mobile has a TDP of 95 W. The mobile part consumes 320 W less power.

Q: How does each GPU rank among all GPUs in the database?

A: The RTX 5080 SUPER sits in the 19th percentile of all GPUs, while the RTX 5090 Mobile sits in the 84th percentile.

Q: Which GPU has more shading units and ray tracing cores?

A: The RTX 5080 SUPER has 10752 shading units and 84 RT cores, while the RTX 5090 Mobile has 10496 shading units and 82 RT cores. The desktop card has 256 more shading units and 2 more RT cores.

# The Verdict

The recorded data points to a decisive advantage for the NVIDIA GeForce RTX 5090 Mobile. In the only head-to-head benchmark available, the mobile part leads by 47.6%, a margin that is not close by any standard. Its 84th percentile ranking against all GPUs, combined with an average benchmark score of 45152, places it in a performance class that includes desktop parts like the RTX 4070 Ti and RTX 5880 Ada Generation, both of which score within 1.8% of the mobile GPU.

The RTX 5080 SUPER, despite its higher clocks, larger compute resource counts, and greater memory bandwidth, does not convert those specifications into a benchmark win. Its 19th percentile standing and 3075 average score place it near much older or lower-tier products such as the Quadro P1000, GeForce 820A, Arc Pro B60, and GTX 860M, all within a 3.6% band around its result. The architecture is identical at the chip level, but the configured differences in clock speeds and power envelopes produce results that favor the mobile part in practice.

For users selecting between these two based on the database, the RTX 5090 Mobile is the stronger performer in every recorded metric. The RTX 5080 SUPER offers a higher theoretical compute ceiling and more memory bandwidth, but no benchmark in the record confirms that these advantages materialize in real workloads. The mobile GPU's power efficiency, at 95 W versus 415 W, further reinforces its position as the better-engineered product for its intended use case.

The choice is straightforward from the data: the RTX 5090 Mobile wins the benchmark comparison outright, holds a much higher percentile ranking, and demonstrates consistent performance across a wider array of tests. The RTX 5080 SUPER, lacking any recorded victory, cannot be recommended on the strength of the available measurements.