Radeon Instinct MI300A vs ATI X800 XT AGP
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 | R400 (2004−2008) | CDNA 3.0 (2023−2024) |
| GPU code name | R420 | Aqua Vanjaram |
| Market segment | Desktop | Workstation |
| Release date | 1 March 2004 (22 years ago) | 6 December 2023 (2 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. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | no data | 14592 |
| Core clock speed | 500 MHz | 1000 MHz |
| Boost clock speed | no data | 2100 MHz |
| Number of transistors | 160 million | 153,000 million |
| Manufacturing process technology | 130 nm | 5 nm |
| Power consumption (TDP) | 54 Watt | 750 Watt |
| Texture fill rate | 8.000 | 1,915.2 |
| Floating-point processing power | no data | 61.29 TFLOPS |
| ROPs | 16 | no data |
| TMUs | 16 | 912 |
| Tensor Cores | no data | 1216 |
| L1 Cache | no data | 3.6 MB |
| L2 Cache | no data | 16 MB |
| L3 Cache | no data | 256 MB |
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 | AGP 8x | PCIe 5.0 x16 |
| Width | 1-slot | OAM Module |
| Supplementary power connectors | 1x Molex | 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 | HBM3 |
| Maximum RAM amount | 256 MB | 128 GB |
| Memory bus width | 256 Bit | 8192 Bit |
| Memory clock speed | 500 MHz | 1300 MHz |
| Memory bandwidth | 32 GB/s | 5.32 TB/s |
| Resizable BAR | - | + |
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 | 1x DVI, 1x VGA, 1x S-Video | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0b (9_2) | N/A |
| Shader Model | no data | N/A |
| OpenGL | 2.1 | N/A |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | N/A |
| DLSS | - | + |
Pros & cons summary
| Recency | 1 March 2004 | 6 December 2023 |
| Maximum RAM amount | 256 MB | 128 GB |
| Chip lithography | 130 nm | 5 nm |
| Power consumption (TDP) | 54 Watt | 750 Watt |
ATI X800 XT AGP has 1289% lower power consumption.
Instinct MI300A, on the other hand, has an age advantage of 19 years, a 51100% higher maximum VRAM amount, and a 2500% more advanced lithography process.
We couldn't decide between Radeon X800 XT AGP and Radeon Instinct MI300A. We've got no test results to judge.
Be aware that Radeon X800 XT AGP is a desktop graphics card while Radeon Instinct MI300A is a workstation one.
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