Radeon RX 7400 vs B200 SXM 192 GB
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 | Blackwell (2024) | RDNA 3.0 (2022−2025) |
| GPU code name | GB100 | Navi 33 |
| Market segment | Workstation | Desktop |
| Release date | 2024 (1 year ago) | 8 August 2025 (recently) |
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 | 16896 ×2 | 1792 |
| Core clock speed | 1665 MHz | 1452 MHz |
| Boost clock speed | 1837 MHz | 2300 MHz |
| Number of transistors | 104,000 million | 13,300 million |
| Manufacturing process technology | 5 nm | 6 nm |
| Power consumption (TDP) | 1000 Watt | 43 Watt |
| Texture fill rate | 969.9 ×2 | 257.6 |
| Floating-point processing power | 62.08 TFLOPS ×2 | 16.49 TFLOPS |
| ROPs | 24 ×2 | 64 |
| TMUs | 528 ×2 | 112 |
| Tensor Cores | 528 ×2 | no data |
| Ray Tracing Cores | no data | 28 |
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 | SXM Module | 2-slot |
| Supplementary power connectors | no data | 1x 6-pin |
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 | HBM3e | GDDR6 |
| Maximum RAM amount | 96 GB ×2 | 8 GB |
| Memory bus width | 4096 Bit ×2 | 128 Bit |
| Memory clock speed | 2000 MHz | 2250 MHz |
| Memory bandwidth | 4.1 TB/s ×2 | 288.0 GB/s |
| 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 | 1x HDMI 2.1a, 3x DisplayPort 2.1 |
| HDMI | - | + |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | N/A | 12 Ultimate (12_2) |
| Shader Model | N/A | 6.8 |
| OpenGL | N/A | 4.6 |
| OpenCL | 3.0 | 2.2 |
| Vulkan | N/A | 1.3 |
| CUDA | 10.0 | - |
| DLSS | + | - |
Pros & cons summary
| Maximum RAM amount | 96 GB | 8 GB |
| Chip lithography | 5 nm | 6 nm |
| Power consumption (TDP) | 1000 Watt | 43 Watt |
B200 SXM 192 GB has a 1100% higher maximum VRAM amount, and a 20% more advanced lithography process.
RX 7400, on the other hand, has 2225.6% lower power consumption.
We couldn't decide between B200 SXM 192 GB and Radeon RX 7400. We've got no test results to judge.
Be aware that B200 SXM 192 GB is a workstation graphics card while Radeon RX 7400 is a desktop one.
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