NVIDIA GeForce RTX 3070 Ti Mobile

The NVIDIA GeForce RTX 3070 Ti Mobile is an Ampere-architecture laptop GPU built on Samsung’s 8 nm process, featuring 17,400 million transistors on a 392 mm² die. It is now marked as end-of-life, having launched in early 2022. The chip packs 5,888 shading units, 184 texture mapping units, and 96 raster operation pipelines, with a base clock of 915 MHz and a boost clock of 1410 MHz. Its benchmark results place it at the 67th percentile of all GPUs, with an average score of 23,518 across a suite of tests. The data indicates a mobile part that sits in a competitive middle ground, trading blows with desktop cards from previous generations.

Memory Subsystem

The RTX 3070 Ti Mobile is equipped with 8 GB of GDDR6 memory, a capacity that has become a baseline for modern high-resolution gaming. The memory interface is a 256-bit bus, which is a critical factor in achieving the listed bandwidth of 448.0 GB/s. This is a substantial figure for a laptop part, allowing the GPU to feed its 5,888 shading units without significant bottlenecks in most scenarios.

At high resolutions like 1440p, the 8 GB frame buffer is sufficient for current titles, though it is a point of consideration for future releases that may demand more capacity. The 448.0 GB/s bandwidth is a strong asset, particularly for texture-heavy scenes and high-detail settings where data throughput becomes a limiting factor. Benchmark results indicate that the memory subsystem performs admirably in synthetic tests, with a Passmark G2D score of 783 and a more demanding Passmark G3D score of 17,727. The bandwidth figure, combined with the 256-bit bus, provides a balanced foundation that supports the GPU's overall compute capabilities. For users targeting 4K resolution, the memory bandwidth is adequate, but the 8 GB capacity may prove restrictive in the most demanding scenarios. The effective memory speed of 14 Gbps is delivered via a 1750 MHz memory clock, which is a standard configuration for this class of GDDR6.

Ray Tracing and Feature Set

This GPU is built on the Ampere architecture, which brings dedicated hardware for ray tracing and AI acceleration. It includes 46 RT cores specifically designed to handle ray-traced workloads, and 184 tensor cores for AI-based features like DLSS. The presence of these cores is significant for modern gaming, as they enable hardware-accelerated ray tracing without the severe performance penalty seen in earlier generations.

The API support is comprehensive, with DirectX 12 Ultimate (12_2) listed, ensuring compatibility with the latest game features such as mesh shaders and variable rate shading. OpenGL 4.6 and Vulkan 1.4 are also supported, covering a wide range of titles across different engines. The tensor cores are a key differentiator, as they allow the GPU to leverage DLSS to boost frame rates in supported games, effectively offsetting the cost of ray tracing. In terms of raw compute, the GPU delivers 16.60 TFLOPS for both FP32 and FP16 operations, with a 1:1 ratio for the latter, which is notable for compute-heavy tasks. The pixel rate is 135.4 GPixel/s and the texture rate is 259.4 GTexel/s, figures that contribute to its performance in rasterized workloads. The data shows a feature set that is mature for its era, providing all the necessary hardware to run contemporary ray-traced titles with upscaling technologies.

Benchmark Performance

The benchmark data reveals a GPU that performs within a narrow band of its closest competitors. In the 3DMark Steel Nomad DX12 test, it scores 2,572, while its average benchmark score across all tests is 23,518. This places it just 0.1% ahead of the NVIDIA GeForce RTX 5050, which averages 23,489. The margin is negligible, indicating near-identical performance between these two parts.

Compared to the NVIDIA GeForce RTX 3080 Mobile, the RTX 3070 Ti Mobile is 0.5% slower, with the 3080 Mobile averaging 23,628. This is a marginal difference that would be imperceptible in real-world gaming. Against the desktop NVIDIA GeForce RTX 2080, the mobile part trails by 0.6%, with the 2080 scoring 23,664. This is a notable result, as it shows the mobile chip essentially matching a previous-generation desktop flagship. The data also shows the RTX 3070 Ti Mobile is 0.8% ahead of the NVIDIA GeForce GTX 780 Ti, which averages 23,338, a much older desktop card. In the Geekbench OpenCL test, the GPU scores 106,022, and in Vulkan it scores 100,027, demonstrating strong compute performance in a cross-platform context.

The Passmark suite shows varied results, with a low DirectX 10 score of 124, a DirectX 11 score of 153, and a DirectX 12 score of 73. The DirectX 9 score is 196, and the GPU compute score is 7,504. These figures suggest that the GPU is heavily optimized for modern APIs, with significantly lower performance in legacy DirectX 10 and 9 tests. The G3D score of 17,727 is the most representative of overall gaming performance, and it aligns with the average score trend. Overall, the benchmark results indicate that the RTX 3070 Ti Mobile is a well-balanced performer that sits at the top of the mobile stack, effectively matching or slightly trailing the RTX 3080 Mobile and desktop RTX 2080.

Who Should Consider It

Based on the benchmark data, this GPU is best suited for gamers who prioritize high frame rates at 1440p resolution with high settings. Given its performance parity with the desktop RTX 2080, it is capable of handling most modern titles at 1440p with ray tracing enabled, provided DLSS is used to maintain playable frame rates. The 8 GB VRAM and 448.0 GB/s bandwidth are adequate for this resolution, offering a comfortable buffer for texture quality and detail levels.

For 4K gaming, the GPU can deliver playable performance in less demanding titles, but users should expect to lower settings or rely heavily on upscaling technologies. The benchmark results, particularly the 0.5% deficit against the RTX 3080 Mobile, suggest that users opting for the 3070 Ti Mobile are not sacrificing much performance for potentially lower power consumption. The near-identical score to the RTX 5050 also indicates that this older chip remains relevant against newer entry-level options. Gamers with 1080p high-refresh-rate displays will find this GPU to be overkill, as it will easily push frame rates beyond 144 fps in most esports titles. The data suggests a target audience of enthusiasts who want desktop-class performance in a laptop form factor without paying the premium for the highest-end mobile chip.

Power and Cooling

The RTX 3070 Ti Mobile has a TDP of 115 W, which is a moderate figure for a high-performance laptop GPU. This power draw necessitates a robust cooling solution, as sustained loads will generate significant heat. The GPU does not have any dedicated power connectors listed, indicating that it draws power entirely from the PCIe slot and motherboard connections, which is typical for mobile parts. There is no suggested PSU listed in the data, which is expected for a laptop component where the power supply is integrated into the system.

The 8 nm process node and the transistor density of 44.4M per mm² are factors in the thermal profile. The lack of a slot width and dimensions suggests this is a BGA-mounted chip, not a removable card. Users should ensure their laptop chassis has adequate cooling, as the 115 W TDP will strain thin-and-light designs. The performance data indicates that the GPU can sustain its boost clock of 1410 MHz under load, but thermals will dictate sustained performance in longer sessions. Proper cooling is essential to maintain the benchmark scores observed, as thermal throttling would reduce performance. The power connector requirement is none, which simplifies system integration, but the thermal solution remains a critical consideration for any laptop built around this GPU.