GeForce 8400 SE vs ATI Radeon HD 2900 XT
Aggregate performance score
We've compared Radeon HD 2900 XT and GeForce 8400 SE, covering specs and all relevant benchmarks.
HD 2900 XT outperforms 8400 SE by a whopping 893% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 986 | 1464 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.04 | no data |
| Power efficiency | 0.56 | 0.24 |
| Architecture | TeraScale (2005−2013) | Tesla (2006−2010) |
| GPU code name | R600 | G86S |
| Market segment | Desktop | Desktop |
| Release date | 14 May 2007 (18 years ago) | 1 August 2008 (17 years ago) |
| Launch price (MSRP) | $399 | no data |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
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 | 320 | 16 |
| Core clock speed | 743 MHz | 459 MHz |
| Number of transistors | 720 million | 210 million |
| Manufacturing process technology | 80 nm | 80 nm |
| Power consumption (TDP) | 215 Watt | 50 Watt |
| Texture fill rate | 11.89 | 3.672 |
| Floating-point processing power | 0.4755 TFLOPS | 0.02938 TFLOPS |
| ROPs | 16 | 4 |
| TMUs | 16 | 8 |
| L2 Cache | 256 KB | 16 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 1.0 x16 | PCIe 1.0 x16 |
| Length | 241 mm | 168 mm |
| Width | 2-slot | 1-slot |
| Supplementary power connectors | 1x 6-pin + 1x 8-pin | 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 | GDDR3 | DDR2 |
| Maximum RAM amount | 512 MB | 128 MB |
| Memory bus width | 512 Bit | 64 Bit |
| Memory clock speed | 828 MHz | 400 MHz |
| Memory bandwidth | 106.0 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 DVI, 1x S-Video | 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 | 10.0 (10_0) | 11.1 (10_0) |
| Shader Model | 4.0 | 4.0 |
| OpenGL | 3.3 | 3.3 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | - | 1.1 |
Synthetic benchmarks
Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark score.
Passmark
This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 1.49 | 0.15 |
| Recency | 14 May 2007 | 1 August 2008 |
| Maximum RAM amount | 512 MB | 128 MB |
| Power consumption (TDP) | 215 Watt | 50 Watt |
ATI HD 2900 XT has a 893.3% higher aggregate performance score, and a 300% higher maximum VRAM amount.
8400 SE, on the other hand, has an age advantage of 1 year, and 330% lower power consumption.
The Radeon HD 2900 XT is our recommended choice as it beats the GeForce 8400 SE in performance tests.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
