GeForce 8400 GS Rev. 3 vs ATI Radeon HD 3550
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 | RV620 | GT218 |
| Market segment | Desktop | Desktop |
| Release date | 4 August 2008 (17 years ago) | 12 July 2010 (15 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 | 594 MHz | 520 MHz |
| Number of transistors | 181 million | 260 million |
| Manufacturing process technology | 55 nm | 40 nm |
| Power consumption (TDP) | 30 Watt | 25 Watt |
| Texture fill rate | 2.376 | 4.160 |
| Floating-point processing power | 0.04752 TFLOPS | 0.03936 TFLOPS |
| ROPs | 4 | 4 |
| TMUs | 4 | 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).
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Length | no data | 170 mm |
| Width | 1-slot | 1-slot |
| Supplementary power connectors | None | 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 | DDR2 |
| Maximum RAM amount | 512 MB | 512 MB |
| Memory bus width | 64 Bit | 64 Bit |
| Memory clock speed | 396 MHz | 400 MHz |
| Memory bandwidth | 6.336 GB/s | 6.4 GB/s |
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 | 2x DisplayPort | 1x DVI, 1x VGA, 1x S-Video |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 11.1 (10_1) |
| Shader Model | 4.1 | 4.1 |
| OpenGL | 3.3 | 3.3 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | - | 1.2 |
Pros & cons summary
| Recency | 4 August 2008 | 12 July 2010 |
| Chip lithography | 55 nm | 40 nm |
| Power consumption (TDP) | 30 Watt | 25 Watt |
8400 GS Rev. 3 has an age advantage of 1 year, a 37.5% more advanced lithography process, and 20% lower power consumption.
We couldn't decide between Radeon HD 3550 and GeForce 8400 GS Rev. 3. We've got no test results to judge.
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