NVIDIA GeForce RTX 3080 Mobile vs NVIDIA GeForce RTX 5050 Comparison

Head-to-Head Benchmarks

The benchmark data reveals a fascinating split decision between these two NVIDIA mobile GPUs. Each card claims exactly five wins across the ten recorded tests, but the margins tell a more nuanced story than the simple win count suggests.

The RTX 3080 Mobile dominates in compute-heavy and modern API workloads. Its most decisive victory comes in Geekbench Vulkan, where it scores 104,066 against the RTX 5050's 89,381, a 16.4% advantage. Similarly, in Geekbench OpenCL the older card posts 104,831 versus 90,334, a 16% lead. These are substantial margins that point to raw compute throughput advantages.

DirectX 10 performance also favors the RTX 3080 Mobile, with a 120 to 103 score difference, translating to a 16.5% edge. The 3DMark Steel Nomad DX12 test shows the RTX 3080 Mobile ahead at 2,644 versus 2,502, a 5.7% lead. DirectX 12 performance in Passmark follows suit, with the RTX 3080 Mobile winning 72 to 66, a 9.1% margin.

However, the RTX 5050 strikes back in several key areas. The most dramatic reversal comes in Passmark G2D, where the newer card scores 1,113 against just 637 for the RTX 3080 Mobile. That is a 42.8% deficit for the Ampere part, the largest gap in either direction across all tests. This suggests fundamental improvements in 2D and desktop composition workloads.

The RTX 5050 also wins decisively in Passmark GPU Compute, scoring 9,184 versus 7,276, a 20.8% advantage. This is particularly interesting given that the RTX 3080 Mobile wins the Geekbench compute tests. The discrepancy likely reflects different workload characteristics between the benchmark suites.

In Passmark G3D, the RTX 5050 takes a narrower win at 17,326 versus 16,321, a 5.8% margin. Legacy DirectX 9 performance also favors the newer card, 186 to 170, an 8.6% edge. The only test where the RTX 5050 wins by a slim margin is DirectX 11, at 150 versus 146, just 2.7% apart.

The average benchmark scores reinforce this split. The RTX 3080 Mobile averages 23,628 across all recorded tests, placing it in the 69th percentile of all GPUs. The RTX 5050 averages 21,035, sitting at the 66th percentile. Interestingly, the RTX 3080 Mobile's nearest rival is the GTX TITAN Z at 23,736, a mere 0.5% difference, while the RTX 3070 Ti Mobile trails by 0.5%. The RTX 5050's closest competitor is the AMD Radeon RX Vega M GL at 21,153, just 0.6% behind.

Architecture Differences

The architectural divide between these two GPUs is stark. The RTX 3080 Mobile uses the GA104 chip built on Samsung's 8 nm process, while the RTX 5050 employs the GB207 chip fabricated by TSMC at 5 nm. This process advantage is immediately visible in transistor density: the RTX 5050 packs 113.4 million transistors per square millimeter versus just 44.4 million for the RTX 3080 Mobile, despite having fewer total transistors (16,900 million versus 17,400 million). The die size difference is dramatic, with the GA104 measuring 392 mm² compared to just 149 mm² for the GB207.

The RTX 3080 Mobile belongs to the Ampere architecture, while the RTX 5050 is based on Blackwell 2.0. This generational leap brings significant changes to the shader and core configuration. The RTX 3080 Mobile fields 6,144 shading units, 192 texture mapping units, and 96 ROPs. The RTX 5050 counters with 2,560 shading units, 80 TMUs, and 32 ROPs. Despite having far fewer cores, the RTX 5050 achieves higher clock speeds: a 2,317 MHz base and 2,572 MHz boost, compared to the RTX 3080 Mobile's 1,110 MHz base and 1,545 MHz boost.

Ray tracing and tensor core counts also differ substantially. The RTX 3080 Mobile includes 48 RT cores and 192 tensor cores, while the RTX 5050 has 20 RT cores and 80 tensor cores. The memory subsystem tells a similar story of divergence. Both cards feature 8 GB of GDDR6, but the RTX 3080 Mobile uses a 256-bit bus delivering 448.0 GB/s of bandwidth, whereas the RTX 5050 operates on a 128-bit bus with 320.0 GB/s. The RTX 5050 runs its memory at 2,500 MHz (20 Gbps effective), while the RTX 3080 Mobile's memory runs at 1,750 MHz (14 Gbps effective).

The RTX 5050's compute rates reflect its architectural efficiency. It produces 13.17 TFLOPS for both FP32 and FP16 (1:1), while the RTX 3080 Mobile generates 18.98 TFLOPS in both. Pixel and texture rates favor the older card as well: 148.3 GPixel/s and 296.6 GTexel/s versus 82.30 GPixel/s and 205.8 GTexel/s for the RTX 5050.

FAQ

Q: Which GPU has the higher average benchmark score?

A: The RTX 3080 Mobile averages 23,628 across all recorded tests, compared to 21,035 for the RTX 5050. This places the RTX 3080 Mobile in the 69th percentile of all GPUs, while the RTX 5050 sits at the 66th percentile.

Q: How does the RTX 3080 Mobile compare to its nearest rivals?

A: The GTX TITAN Z scores 23,736, which is 0.5% higher than the RTX 3080 Mobile. The RTX 3070 Ti Mobile scores 23,518, 0.5% lower. The AMD Radeon RX 9070 scores 23,877, 1% higher, and the AMD Radeon AI PRO R9700 scores 23,315, 1.3% lower.

Q: What is the RTX 5050's closest competitor in the database?

A: The AMD Radeon RX Vega M GL averages 21,153, just 0.6% above the RTX 5050. The AMD Radeon HD 8970M scores 21,237, 1% higher, while the AMD Radeon RX 5600 XT scores 20,713, 1.6% lower, and the NVIDIA RTX A4000 Mobile scores 21,379, 1.6% higher.

Q: Which card wins in DirectX 9 and DirectX 11 tests?

A: The RTX 5050 wins both. It scores 186 versus 170 in DirectX 9, an 8.6% margin, and 150 versus 146 in DirectX 11, a 2.7% margin.

Q: How large is the 2D performance gap?

A: The RTX 5050's Passmark G2D score of 1,113 is 42.8% higher than the RTX 3080 Mobile's 637. This is the largest performance difference between the two cards in any test.

Q: What are the power consumption ratings?

A: The RTX 3080 Mobile has a TDP of 115 W, while the RTX 5050 has a TDP of 130 W. The RTX 5050 requires a 300 W suggested PSU and uses a single 8-pin power connector.

Specification Differences

The two GPUs differ across nearly every major specification category. The RTX 3080 Mobile uses the GA104 chip from the Ampere architecture on Samsung's 8 nm process, while the RTX 5050 uses GB207 from Blackwell 2.0 on TSMC's 5 nm process. Transistor counts are close at 17,400 million versus 16,900 million, but die size varies enormously: 392 mm² versus 149 mm².

Clock speeds show the RTX 5050's advantage, with a base clock of 2,317 MHz and boost of 2,572 MHz, compared to the RTX 3080 Mobile's 1,110 MHz base and 1,545 MHz boost. Memory clocks also differ, with the RTX 5050 at 2,500 MHz (20 Gbps effective) versus 1,750 MHz (14 Gbps effective).

Core configurations diverge sharply: 6,144 shading units, 192 TMUs, 96 ROPs, 48 RT cores, and 192 tensor cores for the RTX 3080 Mobile, versus 2,560 shading units, 80 TMUs, 32 ROPs, 20 RT cores, and 80 tensor cores for the RTX 5050. Memory bandwidth favors the older card at 448.0 GB/s versus 320.0 GB/s, both with 8 GB GDDR6.

The RTX 5050 has a dual-slot form factor and uses a PCIe 5.0 x8 interface, while the RTX 3080 Mobile uses PCIe 4.0 x16. Display outputs differ as well: the RTX 5050 offers 1x HDMI 2.1b and 3x DisplayPort 2.1b, while the RTX 3080 Mobile's outputs are portable device dependent. The RTX 5050 is an active product with a launch MSRP of 249 USD, while the RTX 3080 Mobile is end-of-life.

Where Each One Wins

The RTX 3080 Mobile is the clear choice for raw compute throughput and modern graphics APIs. Its wins in 3DMark Steel Nomad DX12, Geekbench OpenCL, Geekbench Vulkan, DirectX 10, and DirectX 12 indicate strength in current-generation gaming and compute workloads. The 16% and 16.4% leads in the Geekbench tests are substantial, suggesting the extra shading units and wider memory bus provide real benefits in shader-heavy applications.

The RTX 5050 excels in legacy API performance and 2D workloads. Its Passmark G2D score is nearly double that of the RTX 3080 Mobile, making it the better option for desktop environments, multi-monitor setups, and applications that stress 2D composition. The 20.8% win in GPU Compute is notable, as is the 5.8% edge in Passmark G3D, which aggregates many DirectX tests into a single score.

For users prioritizing compute tasks like OpenCL or Vulkan workloads, the RTX 3080 Mobile's higher FP32 throughput (18.98 TFLOPS versus 13.17 TFLOPS) and larger memory bandwidth (448.0 GB/s versus 320.0 GB/s) make it the stronger candidate. Conversely, the RTX 5050's higher clock speeds and newer architecture deliver better results in compute tasks measured by Passmark.

The Verdict

The data presents two distinct profiles. The RTX 3080 Mobile is the higher-performing card overall, with an average benchmark score 12.3% higher than the RTX 5050. Its wins are concentrated in the most demanding modern workloads: DX12, Vulkan, and OpenCL. The 5.7% lead in 3DMark Steel Nomad DX12, a current-generation test, suggests it remains competitive for modern gaming despite its older architecture.

The RTX 5050, however, wins in DirectX 9, DirectX 11, G2D, G3D, and GPU Compute. Its G2D advantage is enormous, and its wins in legacy APIs indicate better optimization for older software. The RTX 5050 also has a higher TDP at 130 W versus 115 W, which may reflect its higher clock speeds.

The RTX 3080 Mobile's nearest rival comparisons show it trading blows with desktop-class hardware like the GTX TITAN Z and AMD RX 9070, while the RTX 5050 sits closer to mobile and mid-range desktop parts. For users who need maximum compute performance in modern APIs, the RTX 3080 Mobile is the data-backed choice. For those who prioritize 2D performance, legacy API compatibility, and the efficiency of a newer 5 nm process, the RTX 5050 makes a compelling case. The 5-5 split in wins, combined with the RTX 3080 Mobile's higher average score, suggests the older card holds a slight edge in overall capability, but the RTX 5050's targeted strengths should not be overlooked.