Iris Xe Graphics 80EU vs ATI Mobility Radeon HD 3870
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1086 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 1.73 | no data |
| Architecture | TeraScale (2005−2013) | Generation 12.2 (2022−2023) |
| GPU code name | M88 | Raptor Lake GT1 |
| Market segment | Laptop | Laptop |
| Release date | 4 June 2008 (17 years ago) | 4 January 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. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 320 | 640 |
| Core clock speed | 660 MHz | 300 MHz |
| Boost clock speed | no data | 1450 MHz |
| Number of transistors | 666 million | no data |
| Manufacturing process technology | 55 nm | 10 nm |
| Power consumption (TDP) | 55 Watt | 15 Watt |
| Texture fill rate | 10.56 | 58.00 |
| Floating-point processing power | 0.4224 TFLOPS | 1.856 TFLOPS |
| ROPs | 16 | 20 |
| TMUs | 16 | 40 |
| L2 Cache | 256 KB | 1024 KB |
| L3 Cache | no data | 12 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).
| Laptop size | large | no data |
| Interface | PCIe 2.0 x16 | Ring Bus |
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 | System Shared |
| Maximum RAM amount | 512 MB | System Shared |
| Memory bus width | 256 Bit | System Shared |
| Memory clock speed | 850 MHz | System Shared |
| Memory bandwidth | 54.4 GB/s | no data |
| 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 | Portable Device Dependent |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 (12_1) |
| Shader Model | 4.1 | 6.6 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
Pros & cons summary
| Recency | 4 June 2008 | 4 January 2023 |
| Chip lithography | 55 nm | 10 nm |
| Power consumption (TDP) | 55 Watt | 15 Watt |
Iris Xe Graphics 80EU has an age advantage of 14 years, a 450% more advanced lithography process, and 266.7% lower power consumption.
We couldn't decide between Mobility Radeon HD 3870 and Iris Xe Graphics 80EU. We've got no test results to judge.
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