Iris Plus Graphics 645 vs ATI 3D Rage II
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 727 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 21.46 |
| Architecture | Mach (1992−1997) | Generation 9.5 (2016−2020) |
| GPU code name | Mach64 GT-B | Coffee Lake GT3e |
| Market segment | Desktop | Laptop |
| Release date | 5 September 1996 (29 years ago) | 7 October 2019 (6 years ago) |
| Launch price (MSRP) | $269 | no data |
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 | 384 |
| Core clock speed | 60 MHz | 300 MHz |
| Boost clock speed | no data | 1050 MHz |
| Number of transistors | 5 million | no data |
| Manufacturing process technology | 500 nm | 14 nm+++ |
| Power consumption (TDP) | no data | 15 Watt |
| Texture fill rate | 0.06 | 50.40 |
| Floating-point processing power | no data | 0.8064 TFLOPS |
| ROPs | 1 | 6 |
| TMUs | 1 | 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).
| Interface | PCI | Ring Bus |
| Width | 1-slot | no data |
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 | SDR | System Shared |
| Maximum RAM amount | 4 MB | System Shared |
| Memory bus width | 64 Bit | System Shared |
| Memory clock speed | 83 MHz | System Shared |
| Memory bandwidth | 664.0 MB/s | no data |
| 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 | 1x VGA | Portable Device Dependent |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Quick Sync | no data | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 5.0 | 12 (12_1) |
| Shader Model | no data | 6.4 |
| OpenGL | N/A | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
Pros & cons summary
| Recency | 5 September 1996 | 7 October 2019 |
| Chip lithography | 500 nm | 14 nm |
Iris Plus Graphics 645 has an age advantage of 23 years, and a 3471% more advanced lithography process.
We couldn't decide between 3D Rage II and Iris Plus Graphics 645. We've got no test results to judge.
Be aware that 3D Rage II is a desktop graphics card while Iris Plus Graphics 645 is a notebook one.
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