Iris Pro Graphics P555 vs Radeon 820M
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1053 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | RDNA 3+ (2024) | Generation 9.0 (2015−2016) |
| GPU code name | Krackan Point | Skylake GT3e |
| Market segment | Laptop | Desktop |
| Release date | 2 June 2024 (1 year ago) | 1 September 2015 (9 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 | 128 | 384 |
| Core clock speed | no data | 350 MHz |
| Boost clock speed | 2900 MHz | 1000 MHz |
| Number of transistors | no data | 189 million |
| Manufacturing process technology | 4 nm | 14 nm+ |
| Power consumption (TDP) | no data | 15 Watt |
| Texture fill rate | no data | 48.00 |
| Floating-point processing power | no data | 0.768 TFLOPS |
| ROPs | no data | 6 |
| TMUs | no data | 48 |
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).
| Laptop size | medium sized | no data |
| Interface | no data | PCIe 3.0 x1 |
| Width | no data | IGP |
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 | no data | System Shared |
| Maximum RAM amount | no data | System Shared |
| Memory bus width | no data | System Shared |
| Memory clock speed | 7500 MHz | System Shared |
| Shared memory | + | + |
| 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 | no data | No outputs |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | no data | 12 (12_1) |
| Shader Model | no data | 6.4 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 2.1 |
| Vulkan | - | 1.1.97 |
Pros & cons summary
| Recency | 2 June 2024 | 1 September 2015 |
| Chip lithography | 4 nm | 14 nm |
Radeon 820M has an age advantage of 8 years, and a 250% more advanced lithography process.
We couldn't decide between Radeon 820M and Iris Pro Graphics P555. We've got no test results to judge.
Be aware that Radeon 820M is a notebook graphics card while Iris Pro Graphics P555 is a desktop one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
