Tegra 4i vs GeForce GTX 485M
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 581 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 4.19 | no data |
| Architecture | Fermi (2010−2014) | VLIW Vec4 (2010−2013) |
| GPU code name | GF104 | Tegra 4 |
| Market segment | Laptop | Laptop |
| Release date | 5 January 2011 (13 years ago) | 19 February 2013 (11 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 384 | no data |
| Core clock speed | 1150 MHz | 660 MHz |
| Number of transistors | 1,950 million | 11 million |
| Manufacturing process technology | 40 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 20 Watt |
| Texture fill rate | 36.80 | 1.320 |
| Floating-point processing power | 0.8832 TFLOPS | no data |
| ROPs | 32 | 2 |
| TMUs | 64 | 2 |
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 | large | no data |
| Bus support | PCI-E 2.0 | no data |
| Interface | MXM-B (3.0) | IGP |
| Supplementary power connectors | None | no data |
| SLI options | + | - |
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 | GDDR5 | System Shared |
| Maximum RAM amount | 2 GB | System Shared |
| Memory bus width | 256 Bit | System Shared |
| Memory clock speed | 1500 MHz | System Shared |
| Memory bandwidth | 96.0 GB/s | no data |
| Shared memory | - | + |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | No outputs | No outputs |
| Maximum VGA resolution | 2048x1536 | no data |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | N/A |
| Shader Model | 5.1 | no data |
| OpenGL | 4.5 | ES 3.0 |
| OpenCL | 1.1 | N/A |
| Vulkan | N/A | N/A |
| CUDA | + | - |
Pros & cons summary
| Recency | 5 January 2011 | 19 February 2013 |
| Chip lithography | 40 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 20 Watt |
Tegra 4i has an age advantage of 2 years, a 42.9% more advanced lithography process, and 400% lower power consumption.
We couldn't decide between GeForce GTX 485M and Tegra 4i. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
