GB10 vs GeForce RTX 5070 Mobile
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 88 | not rated |
| Place by popularity | 95 | not in top-100 |
| Power efficiency | 70.91 | no data |
| Architecture | Blackwell 2.0 (2025−2026) | Blackwell 2.0 (2025−2026) |
| GPU code name | GB206 | GB20B |
| Market segment | Laptop | Workstation |
| Release date | 15 April 2025 (1 year ago) | 15 October 2025 (less than a year ago) |
| Launch price (MSRP) | no data | $3,999 |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 4608 | 6144 |
| Core clock speed | 907 MHz | 1665 MHz |
| Boost clock speed | 1425 MHz | 2418 MHz |
| Number of transistors | 21.9 billion | no data |
| Manufacturing process technology | 5 nm | 5 nm |
| Power consumption (TDP) | 50 Watt | 140 Watt |
| Texture fill rate | 205.2 | 928.5 |
| Floating-point processing power | no data | 29.71 TFLOPS |
| ROPs | 48 | 48 |
| TMUs | 144 | 384 |
| Tensor Cores | 144 | 384 |
| Ray Tracing Cores | 36 | 48 |
| L1 Cache | 4.5 MB | 6 MB |
| L2 Cache | 32 MB | 50 MB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Laptop size | medium sized | no data |
| Interface | PCIe 5.0 x16 | PCIe 5.0 x16 |
| Length | no data | 150 mm |
| Width | no data | IGP |
| Supplementary power connectors | no data | None |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR7 | LPDDR5X |
| Maximum RAM amount | 8 GB | 128 GB |
| Memory bus width | 128 Bit | 256 Bit |
| Memory clock speed | 1500 MHz | 1067 MHz |
| Memory bandwidth | 384.0 GB/s | 273.2 GB/s |
| Shared memory | - | no data |
| Resizable BAR | + | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | Portable Device Dependent | 1x HDMI |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | N/A |
| Shader Model | 6.9 | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.4 | N/A |
| CUDA | 12.0 | 12.1 |
| DLSS | + | + |
Pros & cons summary
| Recency | 15 April 2025 | 15 October 2025 |
| Maximum RAM amount | 8 GB | 128 GB |
| Power consumption (TDP) | 50 Watt | 140 Watt |
RTX 5070 Mobile has 180% lower power consumption.
GB10, on the other hand, has an age advantage of 6 months, and a 1500% higher maximum VRAM amount.
We couldn't decide between GeForce RTX 5070 Mobile and GB10. We've got no test results to judge.
Be aware that GeForce RTX 5070 Mobile is a notebook graphics card while GB10 is a workstation one.
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