ATI Rage Mobility 128 vs GeForce GT 420M
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1101 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 3.12 | no data |
| Architecture | Fermi (2010−2014) | Rage 4 (1998−1999) |
| GPU code name | GF108 | M4 |
| Market segment | Laptop | Laptop |
| Release date | 3 September 2010 (14 years ago) | 1 October 1999 (25 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 | 96 | no data |
| Core clock speed | 500 MHz | 105 MHz |
| Number of transistors | 585 million | 8 million |
| Manufacturing process technology | 40 nm | 250 nm |
| Power consumption (TDP) | 23 Watt | no data |
| Texture fill rate | 8.000 | 0.21 |
| Floating-point processing power | 0.192 TFLOPS | no data |
| ROPs | 4 | 2 |
| TMUs | 16 | 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 | medium sized | no data |
| Interface | PCIe 2.0 x16 | AGP 4x |
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 | DDR3 | DDR |
| Maximum RAM amount | 1 GB | 16 MB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 800 MHz | 105 MHz |
| Memory bandwidth | 25.6 GB/s | 1.68 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 DB13W3 |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 API | 6.0 |
| Shader Model | 5.1 | no data |
| OpenGL | 4.5 | 1.2 |
| OpenCL | 1.1 | N/A |
| Vulkan | N/A | N/A |
| CUDA | + | - |
Pros & cons summary
| Recency | 3 September 2010 | 1 October 1999 |
| Maximum RAM amount | 1 GB | 16 MB |
| Chip lithography | 40 nm | 250 nm |
GT 420M has an age advantage of 10 years, a 6300% higher maximum VRAM amount, and a 525% more advanced lithography process.
We couldn't decide between GeForce GT 420M and Rage Mobility 128. 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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