GeForce 8400M GS vs GTX 980 SLI Mobile
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 111 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 8.23 | no data |
| Architecture | Maxwell (2014−2017) | Tesla (2006−2010) |
| GPU code name | N16E-GXX SLI | G86 |
| Market segment | Laptop | Laptop |
| Release date | 22 September 2015 (9 years ago) | 9 May 2007 (17 years ago) |
| Launch price (MSRP) | no data | $14.99 |
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 | 4096 | 16 |
| Core clock speed | 1126 MHz | 400 MHz |
| Boost clock speed | 1228 MHz | no data |
| Number of transistors | 10400 Million | 210 million |
| Manufacturing process technology | 28 nm | 80 nm |
| Power consumption (TDP) | 330 Watt | 11 Watt |
| Texture fill rate | no data | 3.200 |
| Floating-point processing power | no data | 0.0256 TFLOPS |
| ROPs | no data | 4 |
| TMUs | no data | 8 |
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 |
| Interface | no data | MXM-I |
| 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 | DDR2 |
| Maximum RAM amount | 2x 8 GB | 256 MB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 3500 MHz | 400 MHz |
| Memory bandwidth | no data | 6.4 GB/s |
| 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 data | No outputs |
| G-SYNC support | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12_1 | 11.1 (10_0) |
| Shader Model | no data | 4.0 |
| OpenGL | no data | 3.3 |
| OpenCL | no data | 1.1 |
| Vulkan | - | N/A |
| CUDA | + | 1.1 |
Pros & cons summary
| Recency | 22 September 2015 | 9 May 2007 |
| Chip lithography | 28 nm | 80 nm |
| Power consumption (TDP) | 330 Watt | 11 Watt |
GTX 980 SLI Mobile has an age advantage of 8 years, and a 185.7% more advanced lithography process.
8400M GS, on the other hand, has 2900% lower power consumption.
We couldn't decide between GeForce GTX 980 SLI Mobile and GeForce 8400M GS. 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.
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