UHD Graphics 64EU vs Riva 128 PCI
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 | no data | Generation 12.2 (2022−2023) |
| GPU code name | NV3 | Raptor Lake GT1 |
| Market segment | Desktop | Laptop |
| Release date | 1 April 1997 (27 years ago) | 4 January 2023 (1 year 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 | no data | 512 |
| Core clock speed | 100 MHz | 300 MHz |
| Boost clock speed | no data | 1250 MHz |
| Number of transistors | 4 million | no data |
| Manufacturing process technology | 350 nm | 10 nm |
| Power consumption (TDP) | 4 Watt | 15 Watt |
| Texture fill rate | 0.1 | 40.00 |
| Floating-point processing power | no data | 1.28 TFLOPS |
| ROPs | 1 | 16 |
| TMUs | 1 | 32 |
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 |
| Supplementary power connectors | None | 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 | 128 Bit | System Shared |
| Memory clock speed | 100 MHz | System Shared |
| Memory bandwidth | 1.6 GB/s | no data |
| Shared memory | no data | + |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 1x VGA, 1x DB13W3 | Portable Device Dependent |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 5.0 | 12 (12_1) |
| Shader Model | no data | 6.6 |
| OpenGL | 1.0 | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
Pros & cons summary
| Recency | 1 April 1997 | 4 January 2023 |
| Chip lithography | 350 nm | 10 nm |
| Power consumption (TDP) | 4 Watt | 15 Watt |
Riva 128 PCI has 275% lower power consumption.
UHD Graphics 64EU, on the other hand, has an age advantage of 25 years, and a 3400% more advanced lithography process.
We couldn't decide between Riva 128 PCI and UHD Graphics 64EU. We've got no test results to judge.
Be aware that Riva 128 PCI is a desktop card while UHD Graphics 64EU is a notebook one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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