Riva 128 vs GeForce 8400M GS
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Tesla (2006−2010) | no data |
| GPU code name | G86 | NV3 |
| Market segment | Laptop | Desktop |
| Release date | 9 May 2007 (17 years ago) | 1 April 1997 (27 years ago) |
| Launch price (MSRP) | $14.99 | no data |
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 | 16 | no data |
| Core clock speed | 400 MHz | 100 MHz |
| Number of transistors | 210 million | 4 million |
| Manufacturing process technology | 80 nm | 350 nm |
| Power consumption (TDP) | 11 Watt | 4 Watt |
| Texture fill rate | 3.200 | 0.1 |
| Floating-point processing power | 0.0256 TFLOPS | no data |
| ROPs | 4 | 1 |
| TMUs | 8 | 1 |
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).
| Interface | MXM-I | AGP 2x |
| Width | no data | 1-slot |
| 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 | DDR2 | SDR |
| Maximum RAM amount | 256 MB | 4 MB |
| Memory bus width | 64 Bit | 128 Bit |
| Memory clock speed | 400 MHz | 100 MHz |
| Memory bandwidth | 6.4 GB/s | 1.6 GB/s |
| Shared memory | - | no data |
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 | 1x VGA, 1x DB13W3 |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.1 (10_0) | 5.0 |
| Shader Model | 4.0 | no data |
| OpenGL | 3.3 | 1.0 |
| OpenCL | 1.1 | N/A |
| Vulkan | N/A | N/A |
| CUDA | 1.1 | - |
Pros & cons summary
| Recency | 9 May 2007 | 1 April 1997 |
| Maximum RAM amount | 256 MB | 4 MB |
| Chip lithography | 80 nm | 350 nm |
| Power consumption (TDP) | 11 Watt | 4 Watt |
8400M GS has an age advantage of 10 years, a 6300% higher maximum VRAM amount, and a 337.5% more advanced lithography process.
Riva 128, on the other hand, has 175% lower power consumption.
We couldn't decide between GeForce 8400M GS and Riva 128. We've got no test results to judge.
Be aware that GeForce 8400M GS is a notebook card while Riva 128 is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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