H200 NVL vs Radeon Pro W6400
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 264 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 29.14 | no data |
| Architecture | RDNA 2.0 (2020−2024) | Hopper (2022−2024) |
| GPU code name | Navi 24 | GH100 |
| Market segment | Workstation | Workstation |
| Release date | 19 January 2022 (2 years ago) | 18 November 2024 (less than a 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 | 768 | 16896 |
| Core clock speed | 2331 MHz | 1365 MHz |
| Boost clock speed | 2331 MHz | 1785 MHz |
| Number of transistors | 5,400 million | 80,000 million |
| Manufacturing process technology | 6 nm | 5 nm |
| Power consumption (TDP) | 50 Watt | 600 Watt |
| Texture fill rate | 111.9 | 942.5 |
| Floating-point processing power | 3.58 TFLOPS | 60.32 TFLOPS |
| ROPs | 32 | 24 |
| TMUs | 48 | 528 |
| Tensor Cores | no data | 528 |
| Ray Tracing Cores | 12 | no data |
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 4.0 x4 | PCIe 5.0 x16 |
| Length | no data | 267 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | None | 8-pin EPS |
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 | GDDR6 | HBM3e |
| Maximum RAM amount | 4 GB | 141 GB |
| Memory bus width | 64 Bit | 5120 Bit |
| Memory clock speed | 1750 MHz | 1313 MHz |
| Memory bandwidth | 112.0 GB/s | 3.36 TB/s |
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 | 2x DisplayPort 1.4a | No outputs |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | N/A |
| Shader Model | 6.6 | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 2.2 | 3.0 |
| Vulkan | 1.3 | N/A |
| CUDA | - | 9.0 |
Pros & cons summary
| Recency | 19 January 2022 | 18 November 2024 |
| Maximum RAM amount | 4 GB | 141 GB |
| Chip lithography | 6 nm | 5 nm |
| Power consumption (TDP) | 50 Watt | 600 Watt |
Pro W6400 has 1100% lower power consumption.
H200 NVL, on the other hand, has an age advantage of 2 years, a 3425% higher maximum VRAM amount, and a 20% more advanced lithography process.
We couldn't decide between Radeon Pro W6400 and H200 NVL. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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