Radeon Graphics 128SP vs H100 SXM5
Contents
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 | Hopper (2022−2024) | RDNA 2.0 (2020−2025) |
| GPU code name | GH100 | Raphael |
| Market segment | Workstation | Desktop |
| Release date | 22 March 2022 (3 years ago) | 27 September 2022 (3 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 | 8448 | 128 |
| Core clock speed | 1065 MHz | 400 MHz |
| Boost clock speed | 1780 MHz | 2200 MHz |
| Number of transistors | 80,000 million | 3,400 million |
| Manufacturing process technology | 4 nm | 5 nm |
| Power consumption (TDP) | 700 Watt | 15 Watt |
| Texture fill rate | 939.8 | 17.60 |
| Floating-point processing power | 30.07 TFLOPS | 0.5632 TFLOPS |
| ROPs | 24 | 8 |
| TMUs | 528 | 8 |
| Tensor Cores | 528 | no data |
| Ray Tracing Cores | no data | 2 |
| L0 Cache | no data | 32 KB |
| L1 Cache | 24.8 MB | 64 KB |
| L2 Cache | 50 MB | 2 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).
| Interface | PCIe 5.0 x16 | PCIe 4.0 x8 |
| Width | no data | IGP |
| Supplementary power connectors | 8-pin EPS | None |
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 | HBM3 | System Shared |
| Maximum RAM amount | 80 GB | System Shared |
| Memory bus width | 5120 Bit | System Shared |
| Memory clock speed | 1500 MHz | System Shared |
| Memory bandwidth | 1,920 GB/s | no data |
| 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 outputs | Motherboard Dependent |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | N/A | 12 Ultimate (12_2) |
| Shader Model | N/A | 6.7 |
| OpenGL | N/A | 4.6 |
| OpenCL | 3.0 | 2.0 |
| Vulkan | N/A | 1.3 |
| CUDA | 9.0 | - |
| DLSS | + | - |
Pros & cons summary
| Recency | 22 March 2022 | 27 September 2022 |
| Chip lithography | 4 nm | 5 nm |
| Power consumption (TDP) | 700 Watt | 15 Watt |
H100 SXM5 has a 25% more advanced lithography process.
Graphics 128SP, on the other hand, has an age advantage of 6 months, and 4566.7% lower power consumption.
We couldn't decide between H100 SXM5 and Radeon Graphics 128SP. We've got no test results to judge.
Be aware that H100 SXM5 is a workstation graphics card while Radeon Graphics 128SP is a desktop one.
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