ATI Mobility Radeon HD 3470 vs ATI Mobility HD 5145
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 | TeraScale (2005−2013) | TeraScale (2005−2013) |
| GPU code name | M92 | M82 |
| Market segment | Laptop | Laptop |
| Release date | 7 January 2010 (14 years ago) | 7 January 2008 (16 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 | 80 | 40 |
| Core clock speed | 720 MHz | 680 MHz |
| Number of transistors | 242 million | 181 million |
| Manufacturing process technology | 55 nm | 55 nm |
| Power consumption (TDP) | 15 Watt | 12 Watt |
| Texture fill rate | 5.760 | 2.720 |
| Floating-point processing power | 0.1152 TFLOPS | 0.0544 TFLOPS |
| ROPs | 4 | 4 |
| TMUs | 8 | 4 |
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 | PCIe 2.0 x16 | MXM-II |
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 | GDDR3 | DDR2 |
| Maximum RAM amount | 1 GB | 256 MB |
| Memory bus width | 64 Bit | 64 Bit |
| Memory clock speed | 900 MHz | 400 MHz |
| Memory bandwidth | 14.4 GB/s | 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 outputs | No outputs |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 10.1 |
| Shader Model | 4.1 | 4.1 |
| OpenGL | 3.3 | 3.3 |
| OpenCL | 1.1 | N/A |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 7 January 2010 | 7 January 2008 |
| Maximum RAM amount | 1 GB | 256 MB |
| Power consumption (TDP) | 15 Watt | 12 Watt |
ATI Mobility HD 5145 has an age advantage of 2 years, and a 300% higher maximum VRAM amount.
ATI Mobility HD 3470, on the other hand, has 25% lower power consumption.
We couldn't decide between Mobility Radeon HD 5145 and Mobility Radeon HD 3470. 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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