ATI Radeon 9800 XT Mac Edition vs HD 6450 GDDR5
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1185 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 2.53 | no data |
| Architecture | Terascale 2 (2009−2015) | Rage 9 (2003−2006) |
| GPU code name | Caicos | R360 |
| Market segment | Desktop | Desktop |
| Release date | 18 April 2011 (14 years ago) | 14 March 2004 (21 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 | 160 | no data |
| Core clock speed | 750 MHz | 412 MHz |
| Number of transistors | no data | 117 million |
| Manufacturing process technology | 40 nm | 150 nm |
| Power consumption (TDP) | 27 Watt | 60 Watt |
| Texture fill rate | no data | 3.296 |
| ROPs | no data | 8 |
| TMUs | no data | 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 | no data | AGP Pro 8x |
| 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 | GDDR5 | DDR |
| Maximum RAM amount | 1 GB | 256 MB |
| Memory bus width | 64 Bit | 256 Bit |
| Memory clock speed | 900 MHz | 365 MHz |
| Memory bandwidth | no data | 23.36 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 data | 2x DVI |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11 | 9.0 |
| OpenGL | no data | 2.0 |
| OpenCL | no data | N/A |
| Vulkan | - | N/A |
Pros & cons summary
| Recency | 18 April 2011 | 14 March 2004 |
| Maximum RAM amount | 1 GB | 256 MB |
| Chip lithography | 40 nm | 150 nm |
| Power consumption (TDP) | 27 Watt | 60 Watt |
HD 6450 GDDR5 has an age advantage of 7 years, a 300% higher maximum VRAM amount, a 275% more advanced lithography process, and 122.2% lower power consumption.
We couldn't decide between Radeon HD 6450 GDDR5 and Radeon 9800 XT Mac Edition. We've got no test results to judge.
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