GeForce 8100 + nForce 720a vs ATI Radeon HD 2400
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) | Tesla (2006−2010) |
| GPU code name | RV610 | C78 |
| Market segment | Desktop | Desktop |
| Release date | 19 February 2008 (16 years ago) | 17 April 2007 (17 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 | 40 | 16 |
| Core clock speed | 398 MHz | 500 MHz |
| Number of transistors | 180 million | 210 million |
| Manufacturing process technology | 65 nm | 80 nm |
| Power consumption (TDP) | 20 Watt | 40 Watt |
| Texture fill rate | 1.592 | 4.000 |
| Floating-point processing power | 0.03184 TFLOPS | 0.0384 TFLOPS |
| ROPs | 4 | 4 |
| TMUs | 4 | 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).
| Interface | PCIe 1.0 x16 | PCI |
| Width | 1-slot | IGP |
| Supplementary power connectors | None | no data |
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 | System Shared |
| Maximum RAM amount | 256 MB | System Shared |
| Memory bus width | 64 Bit | System Shared |
| Memory clock speed | 495 MHz | System Shared |
| Memory bandwidth | 7.92 GB/s | 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 | 1x DVI, 1x S-Video | 1x DVI, 1x VGA, 1x S-Video |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.0 (10_0) | 11.1 (10_0) |
| Shader Model | 4.0 | 4.0 |
| OpenGL | 3.3 | 3.3 |
| OpenCL | N/A | N/A |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 19 February 2008 | 17 April 2007 |
| Chip lithography | 65 nm | 80 nm |
| Power consumption (TDP) | 20 Watt | 40 Watt |
ATI HD 2400 has an age advantage of 10 months, a 23.1% more advanced lithography process, and 100% lower power consumption.
We couldn't decide between Radeon HD 2400 and GeForce 8100 + nForce 720a. 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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