NVIDIA GeForce RTX 4080 Mobile vs NVIDIA GeForce RTX 5070 SUPER Comparison

Where Each One Wins

The recorded data presents an unusual comparison. The NVIDIA GeForce RTX 4080 Mobile belongs to the GeForce 40-series and has a substantial set of nine benchmark scores across various DirectX, OpenCL, and Vulkan tests. Its average benchmark score is 38,135, placing it in the 81st percentile of all GPUs in the database. This indicates a high-performance part with broad software compatibility across legacy and modern APIs.

The NVIDIA GeForce RTX 5070 SUPER, in contrast, is a GeForce 50-series part with only a single recorded benchmark result in the database: a 3DMark Steel Nomad DX12 score of 2,690. Its average benchmark score is 2,690, and its percentile versus all GPUs is 18. This sparse data profile means the comparison is heavily weighted toward the RTX 4080 Mobile's extensive test coverage.

The RTX 4080 Mobile wins every category where data exists. It has scores in DirectX 9 (286), DirectX 10 (157), DirectX 11 (244), DirectX 12 (96), Geekbench OpenCL (159,575), Geekbench Vulkan (145,807), Passmark G2D (929), Passmark G3D (24,926), and Passmark GPU Compute (11,191). The RTX 5070 SUPER has no corresponding scores in any of these tests, so the database shows no head-to-head benchmark wins for it nor any for the RTX 4080 Mobile in a paired sense, because no common test was run on both parts.

The data indicates that the RTX 4080 Mobile is a versatile mobile GPU with proven performance across a wide range of workloads. The RTX 5070 SUPER's single Steel Nomad result suggests it targets a different measurement environment, likely a desktop-oriented benchmark. The RTX 4080 Mobile's nearest rivals include the GeForce MX570 (0.4% behind in average score), the RTX 5080 Mobile (0.6% behind), the RTX 4070 (1.3% ahead), and the Tesla P4 (1.3% ahead). This tight clustering shows the RTX 4080 Mobile sits at a performance tier shared with several other NVIDIA parts.

Architecture Differences

The architectural divide between these two GPUs is significant. The RTX 4080 Mobile uses the AD104 chip built on the Ada Lovelace architecture, fabricated by TSMC on a 5 nm process. The RTX 5070 SUPER uses the GB205 chip built on the Blackwell 2.0 architecture, also fabricated by TSMC on a 5 nm process. Both use the same process node, but the transistor counts differ. The RTX 4080 Mobile has 35,800 million transistors on a die size of 294 mm², giving a transistor density of 121.8 million per mm². The RTX 5070 SUPER has 31,100 million transistors on a die size of 263 mm², with a density of 118.3 million per mm².

The RTX 4080 Mobile has more compute units. It features 7,424 shading units, 232 texture mapping units, 80 raster operation pipelines, 58 ray tracing cores, and 232 tensor cores. The RTX 5070 SUPER has 6,400 shading units, 200 TMUs, 80 ROPs, 50 RT cores, and 200 tensor cores. The RTX 4080 Mobile thus carries 15.9% more shading units, 16% more TMUs, and 16% more tensor cores, while both have identical ROP counts.

Clock speeds favor the RTX 5070 SUPER substantially. Its base clock is 2,325 MHz and boost clock is 2,512 MHz, compared to the RTX 4080 Mobile's base of 1,290 MHz and boost of 1,665 MHz. These higher clocks, combined with the Blackwell architecture, produce a much higher texture rate. The RTX 5070 SUPER achieves 502.4 GTexel/s versus 386.3 GTexel/s for the RTX 4080 Mobile. Pixel rates also favor the newer part: 201.0 GPixel/s versus 133.2 GPixel/s.

Memory configurations differ sharply. The RTX 4080 Mobile uses 12 GB of GDDR6 memory on a 192-bit bus with a bandwidth of 432.0 GB/s. The RTX 5070 SUPER uses 18 GB of GDDR7 memory on the same 192-bit bus, but with a bandwidth of 672.0 GB/s. The RTX 5070 SUPER delivers 55.6% more memory bandwidth and 50% more capacity. Memory clocks are listed as 2,250 MHz with 18 Gbps effective for the RTX 4080 Mobile, and 1,750 MHz with 28 Gbps effective for the RTX 5070 SUPER.

The power envelope is drastically different. The RTX 4080 Mobile has a TDP of 110 W and uses an IGP slot width with no power connectors, reflecting its mobile design. The RTX 5070 SUPER has a TDP of 275 W, a dual-slot width, and a single 16-pin power connector. It also has a PCIe 5.0 x16 bus interface versus the RTX 4080 Mobile's PCIe 4.0 x16. The RTX 5070 SUPER provides 1x HDMI 2.1b and 3x DisplayPort 2.1b outputs, while the RTX 4080 Mobile's display outputs are portable device dependent.

Both GPUs support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The RTX 4080 Mobile was released on 2023-01-02, while the RTX 5070 SUPER has a release date of 2025-12-31. The RTX 4080 Mobile's predecessor is the GeForce 30 Mobile and its successor is the GeForce 50 Mobile. The RTX 5070 SUPER has no listed predecessor or successor in the database.

Head-to-Head Benchmarks

The database contains no common benchmark results between these two GPUs. The RTX 4080 Mobile has nine recorded scores, while the RTX 5070 SUPER has only one. The only score for the RTX 5070 SUPER is a 3DMark Steel Nomad DX12 result of 2,690. This test was not run on the RTX 4080 Mobile, so a direct comparison on this metric is impossible.

Looking at the RTX 4080 Mobile's performance in isolation, its Passmark G3D score of 24,926 indicates strong traditional 3D rendering performance. Its Passmark GPU Compute score of 11,191 shows robust compute throughput. The Geekbench OpenCL score of 159,575 and Vulkan score of 145,807 demonstrate strong cross-platform API performance.

The RTX 5070 SUPER's nearest rivals in the database are the Quadro K1100M (1% higher average score), the GeForce GT 1030 (1.1% higher), the Intel Arc Pro B50 (1.1% higher), and the GeForce GT 440 (1.7% higher). These are all low-end or older parts, which is consistent with its 18th percentile ranking. The RTX 4080 Mobile's nearest rivals, by contrast, are the MX570, RTX 5080 Mobile, RTX 4070, and Tesla P4, all of which are mid-range to high-end parts within 1.3% of its average score.

The extreme difference in percentile ranking (81 for the RTX 4080 Mobile versus 18 for the RTX 5070 SUPER) suggests that the two GPUs are measured in very different contexts. The RTX 4080 Mobile's average score of 38,135 is 14.2 times higher than the RTX 5070 SUPER's average of 2,690. However, this ratio reflects the differing test suites rather than a direct performance comparison, since the RTX 5070 SUPER's score comes from a single demanding DX12 workload while the RTX 4080 Mobile's average includes several legacy and lighter tests.

The FP32 compute figures tell a different story from the benchmark averages. The RTX 5070 SUPER delivers 32.15 TFLOPS of FP32 and FP16 compute, while the RTX 4080 Mobile delivers 24.72 TFLOPS in both. The RTX 5070 SUPER is 30% faster in raw shader throughput. Its texture rate is also 30% higher. These theoretical figures contradict the benchmark percentile data, highlighting the importance of workload selection. The RTX 4080 Mobile's higher core count and lower clocks produce a balanced profile, while the RTX 5070 SUPER's lower core count and much higher clocks favor throughput-heavy tasks.

FAQ

Q: Which GPU has more shading units?

A: The RTX 4080 Mobile has 7,424 shading units, while the RTX 5070 SUPER has 6,400. The RTX 4080 Mobile also has 232 TMUs and 232 tensor cores versus 200 TMUs and 200 tensor cores for the RTX 5070 SUPER.

Q: What is the memory configuration difference?

A: The RTX 4080 Mobile uses 12 GB of GDDR6 on a 192-bit bus with 432.0 GB/s bandwidth. The RTX 5070 SUPER uses 18 GB of GDDR7 on the same 192-bit bus with 672.0 GB/s bandwidth.

Q: How do the clock speeds compare?

A: The RTX 5070 SUPER has a base clock of 2,325 MHz and a boost clock of 2,512 MHz. The RTX 4080 Mobile has a base clock of 1,290 MHz and a boost of 1,665 MHz.

Q: What are the power requirements?

A: The RTX 4080 Mobile has a TDP of 110 W with an IGP slot width and no power connectors. The RTX 5070 SUPER has a TDP of 275 W, a dual-slot width, and a single 16-pin power connector.

Q: Which GPU has better raw compute specifications?

A: The RTX 5070 SUPER has higher FP32 and FP16 throughput at 32.15 TFLOPS, versus 24.72 TFLOPS for the RTX 4080 Mobile. It also has a higher texture rate of 502.4 GTexel/s versus 386.3 GTexel/s.

Q: How do the benchmark scores compare?

A: The RTX 4080 Mobile has an average benchmark score of 38,135 across nine tests and ranks in the 81st percentile. The RTX 5070 SUPER has an average score of 2,690 from one test and ranks in the 18th percentile. No common benchmark was run on both GPUs.

The Verdict

The data shows two GPUs designed for different purposes. The RTX 4080 Mobile is a mobile part with a 110 W TDP, soldered to the motherboard as an IGP, and optimized for balanced performance across many workloads. Its nine benchmark scores cover legacy APIs like DirectX 9 and 10, modern APIs like DirectX 12 and Vulkan, and compute workloads. Its 81st percentile ranking places it among the higher-performing GPUs in the database.

The RTX 5070 SUPER is a desktop-oriented part with a 275 W TDP, dual-slot cooler, and a 16-pin power connector. Its single recorded benchmark, 3DMark Steel Nomad DX12, is a demanding modern workload. The 18th percentile ranking reflects the limited test coverage rather than a definitive performance tier, since its theoretical compute figures are substantially higher than the RTX 4080 Mobile's.

The choice between these GPUs hinges on the measurement context. For users relying on the database's existing benchmark suite, the RTX 4080 Mobile demonstrates proven results across many tests, with a high average score and strong percentile placement. For users focused on peak theoretical throughput, the RTX 5070 SUPER shows a 30% advantage in FP32 compute, a 30% faster texture rate, and a 55.6% higher memory bandwidth. The RTX 5070 SUPER also offers 50% more memory capacity at 18 GB versus 12 GB.

The RTX 4080 Mobile's nearest rivals, including the RTX 5080 Mobile, show that it sits in a competitive tier where small score margins separate adjacent parts. The RTX 5070 SUPER's nearest rivals are older low-end GPUs, which is an artifact of its sparse data profile. The verdict from the recorded data is straightforward: the RTX 4080 Mobile has comprehensive validated performance across a wide range of tests, while the RTX 5070 SUPER has superior theoretical specifications but minimal benchmark evidence in the database. Users needing a proven, versatile mobile GPU should look at the RTX 4080 Mobile. Users prioritizing raw compute, memory bandwidth, and capacity, and willing to accept a single measured data point, should consider the RTX 5070 SUPER.