GeForce 8400 GS PCI vs ATI Mobility Radeon HD 2600
Contents
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 2.0 (2007−2013) |
| GPU code name | M76 | GT218 |
| Market segment | Laptop | Desktop |
| Release date | 14 May 2007 (18 years ago) | 17 April 2007 (18 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 | 120 | 16 |
| Core clock speed | 500 MHz | 520 MHz |
| Number of transistors | 390 million | 260 million |
| Manufacturing process technology | 65 nm | 40 nm |
| Power consumption (TDP) | no data | 40 Watt |
| Texture fill rate | 4.000 | 4.160 |
| Floating-point processing power | 0.12 TFLOPS | 0.03936 TFLOPS |
| ROPs | 4 | 4 |
| TMUs | 8 | 8 |
| L2 Cache | 64 KB | 32 KB |
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 | MXM-II | PCI |
| Length | no data | 170 mm |
| 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 | DDR3 |
| Maximum RAM amount | 256 MB | 512 MB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 400 MHz | 500 MHz |
| Memory bandwidth | 12.8 GB/s | 8 GB/s |
| Shared memory | - | no data |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | No outputs | 1x DVI, 1x HDMI, 1x VGA |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.0 (10_0) | 11.1 (10_1) |
| Shader Model | 4.0 | 4.1 |
| OpenGL | 3.3 | 3.3 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | - | 1.2 |
Pros & cons summary
| Maximum RAM amount | 256 MB | 512 MB |
| Chip lithography | 65 nm | 40 nm |
8400 GS PCI has a 100% higher maximum VRAM amount, and a 63% more advanced lithography process.
We couldn't decide between Mobility Radeon HD 2600 and GeForce 8400 GS PCI. We've got no test results to judge.
Be aware that Mobility Radeon HD 2600 is a notebook graphics card while GeForce 8400 GS PCI is a desktop one.
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