Radeon R9 255 OEM vs ATI IGP 320M
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1591 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Rage 7 (2001−2006) | GCN 1.0 (2012−2020) |
| GPU code name | RS100 | Cape Verde |
| Market segment | Laptop | Desktop |
| Release date | 5 October 2002 (23 years ago) | 21 December 2013 (12 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 | 2 | 512 |
| Core clock speed | 160 MHz | 900 MHz |
| Boost clock speed | 160 MHz | 930 MHz |
| Number of transistors | 30 million | 1,500 million |
| Manufacturing process technology | 180 nm | 28 nm |
| Power consumption (TDP) | no data | 65 Watt |
| Texture fill rate | 0.16 | 29.76 |
| Floating-point processing power | no data | 0.9523 TFLOPS |
| ROPs | 1 | 16 |
| TMUs | 1 | 32 |
| L1 Cache | no data | 128 KB |
| L2 Cache | no data | 256 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 | AGP 4x | PCIe 3.0 x16 |
| Width | no data | 2-slot |
| Supplementary power connectors | None | 1x 6-pin |
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 | System Shared | GDDR5 |
| Maximum RAM amount | System Shared | 2 GB |
| Memory bus width | System Shared | 128 Bit |
| Memory clock speed | System Shared | 1150 MHz |
| Memory bandwidth | no data | 73.6 GB/s |
| Shared memory | + | - |
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 | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 7.0 | 12 (11_1) |
| Shader Model | no data | 5.1 |
| OpenGL | 1.4 | 4.6 |
| OpenCL | N/A | 1.2 |
| Vulkan | N/A | 1.2.131 |
Pros & cons summary
| Recency | 5 October 2002 | 21 December 2013 |
| Chip lithography | 180 nm | 28 nm |
R9 255 OEM has an age advantage of 11 years, and a 543% more advanced lithography process.
We couldn't decide between Radeon IGP 320M and Radeon R9 255 OEM. We've got no test results to judge.
Be aware that Radeon IGP 320M is a notebook graphics card while Radeon R9 255 OEM is a desktop one.
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