AMD Instinct MI300X vs Lisuan Tech LX 7G100 Comparison

Head-to-Head Benchmarks

The direct comparison data between the AMD Instinct MI300X and the Lisuan Tech LX 7G100 is limited, as the database contains no shared benchmark results for both devices. The MI300X has a recorded Geekbench OpenCL score of 317,994, placing it in the 100th percentile of all GPUs in the database. The LX 7G100, in contrast, has no benchmark scores recorded and sits at the 50th percentile, with an average benchmark score of zero. This absence of overlapping test data means a traditional head-to-head score comparison cannot be constructed from the available measurements.

The MI300X's recorded score, however, can be interpreted against its nearest rivals in the database. It trails the NVIDIA H200 NVL by 5 percent, with that rival scoring 334,891, and it sits 8 percent behind the NVIDIA B200, which scores 345,482. Conversely, the MI300X leads the NVIDIA L40S by 7.5 percent, as the L40S scores 295,763, and it outperforms the NVIDIA RTX 6000 Ada Generation by 10.7 percent, with that card scoring 287,237. These deltas indicate that the MI300X occupies a competitive position in the upper tier of accelerator-class hardware, even though no direct benchmark comparison with the LX 7G100 exists.

For the LX 7G100, the lack of any benchmark entries means its performance cannot be quantified relative to the MI300X or any other device in the database. The data shows its percentile rank of 50, which suggests it falls in the middle of the distribution, but this is based on the absence of scores rather than measured results. Without recorded benchmarks, any performance assessment for this part must rely on its architectural specifications, which are detailed in the following section.

Architecture Differences

The two accelerators diverge fundamentally in their design targets and manufacturing approaches. The AMD Instinct MI300X uses the Aqua Vanjaram chip built on the CDNA 3.0 architecture, fabricated on a 5 nm process at TSMC. It integrates 153,000 million transistors on a 1017 mm² die, yielding a transistor density of 150.4 million per square millimeter. The Lisuan Tech LX 7G100 uses the 7G106 chip under the TrueGPU architecture, also fabricated at TSMC but on a 6 nm process. Its transistor count and die size are not recorded in the database, so no density figure can be stated.

Memory subsystems represent a major differentiator. The MI300X carries 192 GB of HBM3 memory across an 8192-bit bus, delivering 5.32 TB/s of bandwidth. Its memory clock is 1300 MHz with 5.2 Gbps effective transfer. The LX 7G100 uses 12 GB of GDDR6 memory on a 192-bit bus, providing 432.0 GB/s of bandwidth, with a memory clock of 2250 MHz and 18 Gbps effective. The MI300X's memory capacity is 16 times larger, and its bandwidth is more than 12 times higher, reflecting the different workload classes each part targets.

Compute resources also differ sharply. The MI300X has 19,456 shading units and 1,216 texture mapping units, with no ROPs recorded. Its texture rate is 2,553.6 GTexel/s, and its pixel rate is 0 MPixel/s, consistent with a compute-focused accelerator that lacks display outputs. The LX 7G100 has 6,144 shading units, 192 TMUs, and 96 ROPs, with a texture rate of 384.0 GTexel/s and a pixel rate of 192.0 GPixel/s. These numbers indicate the LX 7G100 retains rasterization capabilities, while the MI300X is optimized for parallel compute rather than graphics output.

Peak floating-point performance shows distinct ratios. The MI300X records 81.72 TFLOPS for both FP32 and FP16, with a 1:1 ratio, meaning it does not double-rate half-precision operations. The LX 7G100 achieves 24.58 TFLOPS FP32 and 49.15 TFLOPS FP16, with a 2:1 ratio, indicating its FP16 throughput is double its FP32 rate. The MI300X delivers 3.3 times the FP32 throughput of the LX 7G100, while the FP16 comparison shows the MI300X ahead by a factor of 1.66, given the LX 7G100's half-precision advantage. Power envelopes differ, with the MI300X rated at 750 W TDP and the LX 7G100 at 225 W TDP, a 3.3 times difference.

Interfaces and physical formats diverge as well. The MI300X uses an OAM module form factor with PCIe 5.0 x16 connectivity and no power connectors, requiring a suggested PSU of 1150 W. The LX 7G100 is a dual-slot card with PCIe 4.0 x16, a single 8-pin power connector, and a suggested PSU of 550 W. The LX 7G100 also offers four DisplayPort 1.4a outputs and supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.3. The MI300X has no display outputs and reports N/A for DirectX, OpenGL, and Vulkan, reinforcing its role as a server-side compute device.

Where Each One Wins

The AMD Instinct MI300X wins in scenarios demanding massive memory capacity and bandwidth. Its 192 GB HBM3 pool with 5.32 TB/s bandwidth positions it for workloads that hold large models or datasets in memory, such as inference and training for large neural networks, where the entire working set must remain resident. The 8192-bit bus width supports high-throughput data movement, and the 1:1 FP16 ratio suggests sustained compute without precision-based throughput penalties. The 750 W TDP and OAM module form factor further indicate a datacenter-oriented design intended for dense compute racks.

The Lisuan Tech LX 7G100 wins in applications that require graphics output and standard API support. Its four DisplayPort 1.4a outputs, DirectX 12 Ultimate support, OpenGL 4.6, and Vulkan 1.3 enable conventional rendering workloads, which the MI300X cannot handle due to its lack of display outputs and N/A API entries. The LX 7G100's 96 ROPs and 192.0 GPixel/s pixel rate provide rasterization throughput, while its 2:1 FP16 ratio offers efficiency for mixed-precision workloads that benefit from fast half-precision math. Its 225 W TDP and dual-slot design with a single 8-pin connector make it more adaptable to standard workstation or desktop environments.

The MI300X also wins in raw FP32 compute, delivering 81.72 TFLOPS versus 24.58 TFLOPS, and in texture throughput, with 2,553.6 GTexel/s versus 384.0 GTexel/s. The LX 7G100 wins in pixel throughput, as the MI300X records 0 MPixel/s, and in physical adaptability, with its 294 mm length, 120 mm height, and 49 mm width fitting standard chassis layouts. The MI300X's 5 nm process and 153,000 million transistors indicate a more advanced fabrication node, though the LX 7G100's 6 nm node still represents a recent manufacturing generation from TSMC.

FAQ

Q: What is the primary benchmark score for the AMD Instinct MI300X?

A: The MI300X records a Geekbench OpenCL score of 317,994, placing it in the 100th percentile of all GPUs in the database.

Q: How does the MI300X compare to its nearest rivals in the database?

A: The MI300X is 5 percent behind the NVIDIA H200 NVL, 8 percent behind the NVIDIA B200, 7.5 percent ahead of the NVIDIA L40S, and 10.7 percent ahead of the NVIDIA RTX 6000 Ada Generation.

Q: Does the Lisuan Tech LX 7G100 have any recorded benchmark scores?

A: No, the LX 7G100 has an empty benchmark list and an average benchmark score of zero, with a percentile rank of 50 based on the absence of measured results.

Q: What memory configurations do the two accelerators use?

A: The MI300X uses 192 GB of HBM3 on an 8192-bit bus with 5.32 TB/s bandwidth. The LX 7G100 uses 12 GB of GDDR6 on a 192-bit bus with 432.0 GB/s bandwidth.

Q: Can either device output video to displays?

A: The LX 7G100 has four DisplayPort 1.4a outputs and supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.3. The MI300X has no display outputs and reports N/A for all listed APIs.

Q: What are the peak FP16 performance figures for both parts?

A: The MI300X delivers 81.72 TFLOPS FP16 with a 1:1 ratio. The LX 7G100 delivers 49.15 TFLOPS FP16 with a 2:1 ratio, meaning its FP16 rate is double its FP32 rate.

Specification Differences

| Specification | AMD Instinct MI300X | Lisuan Tech LX 7G100 |

| --- | --- | --- |

| Chip | Aqua Vanjaram | 7G106 |

| Architecture | CDNA 3.0 | TrueGPU |

| Process Node | 5 nm | 6 nm |

| Transistors | 153,000 million | Unknown |

| Die Size | 1017 mm² | Unknown |

| Memory Size | 192 GB | 12 GB |

| Memory Type | HBM3 | GDDR6 |

| Memory Bus Width | 8192 bit | 192 bit |

| Memory Bandwidth | 5.32 TB/s | 432.0 GB/s |

| Memory Clock | 1300 MHz 5.2 Gbps effective | 2250 MHz 18 Gbps effective |

| Shading Units | 19,456 | 6,144 |

| TMUs | 1,216 | 192 |

| ROPs | 0 | 96 |

| Pixel Rate | 0 MPixel/s | 192.0 GPixel/s |

| Texture Rate | 2,553.6 GTexel/s | 384.0 GTexel/s |

| FP32 Performance | 81.72 TFLOPS | 24.58 TFLOPS |

| FP16 Performance | 81.72 TFLOPS (1:1) | 49.15 TFLOPS (2:1) |

| TDP | 750 W | 225 W |

| Slot Width | OAM Module | Dual-slot |

| Power Connectors | None | 1x 8-pin |

| Suggested PSU | 1150 W | 550 W |

| Bus Interface | PCIe 5.0 x16 | PCIe 4.0 x16 |

| Display Outputs | No outputs | 4x DisplayPort 1.4a |

| DirectX Support | N/A | 12 Ultimate (12_2) |

| OpenGL Support | N/A | 4.6 |

| Vulkan Support | N/A | 1.3 |

| Dimensions (L/H/W) | Not recorded | 294 mm / 120 mm / 49 mm |

| Production Status | Not recorded | Active |

| Release Date | 2023-12-05 | 2026-06-17 |