NVIDIA L20 vs Lisuan Tech LX 7G100 Comparison

Head-to-Head Benchmarks

The recorded data shows a decisive performance gap between the NVIDIA L20 and the Lisuan Tech LX 7G100. The L20 posts an average benchmark score of 251,147 across its two recorded tests, placing it in the 99th percentile of all GPUs in the database. The LX 7G100 has no recorded benchmark scores and sits at the 50th percentile with an average score of zero, meaning the database contains no direct measurement of its real-world compute throughput.

Looking at the L20's individual results, it scores 274,276 in Geekbench OpenCL and 228,018 in Geekbench Vulkan. These figures place it 11.6% ahead of the NVIDIA PG506-232 (average score 225,124) and 14.2% ahead of the AMD Radeon PRO W7900D (average score 219,827). Against higher-tier rivals, the L20 trails the NVIDIA L40 by 11.6% (L40 average score 284,111) and the NVIDIA RTX 6000 Ada Generation by 12.6% (RTX 6000 Ada average score 287,237). This positions the L20 in a clear mid-to-upper tier within the professional GPU landscape.

The LX 7G100, by contrast, offers no comparable data. Its lack of benchmark entries means the database cannot quantify its performance relative to any rival. The only measurable indicators come from its theoretical specifications, which show a substantially lower ceiling than the L20. The LX 7G100's FP32 throughput is 24.58 TFLOPS, less than half of the L20's 59.35 TFLOPS. Its FP16 output of 49.15 TFLOPS (2:1 ratio) also falls below the L20's 59.35 TFLOPS (1:1 ratio). In texture fill rate, the L20 delivers 927.4 GTexel/s against the LX 7G100's 384.0 GTexel/s, a gap of roughly 2.4x. Pixel rate similarly favors the L20 at 322.6 GPixel/s versus 192.0 GPixel/s.

Memory bandwidth tells the same story. The L20 uses a 384-bit bus with 48 GB of GDDR6 and achieves 864.0 GB/s. The LX 7G100 uses a 192-bit bus with 12 GB of GDDR6 and reaches 432.0 GB/s, exactly half the bandwidth. The L20 also carries more compute resources: 11,776 shading units, 368 TMUs, 128 ROPs, 92 RT cores, and 368 tensor cores. The LX 7G100 has 6,144 shading units, 192 TMUs, and 96 ROPs, with no listed RT or tensor core counts.

FAQ

Q: How does the NVIDIA L20's benchmark performance compare to its nearest rivals?

A: The L20's average benchmark score of 251,147 puts it 11.6% ahead of the NVIDIA PG506-232 and 14.2% ahead of the AMD Radeon PRO W7900D. It trails the NVIDIA L40 by 11.6% and the NVIDIA RTX 6000 Ada Generation by 12.6%.

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

A: No. The database contains no benchmark entries for the LX 7G100, and its average benchmark score is recorded as zero. Its percentile ranking of 50 is based on the absence of measured data rather than competitive performance.

Q: What are the memory differences between the two cards?

A: The L20 has 48 GB of GDDR6 on a 384-bit bus with 864.0 GB/s bandwidth. The LX 7G100 has 12 GB of GDDR6 on a 192-bit bus with 432.0 GB/s bandwidth. Both use memory clocked at 2250 MHz with 18 Gbps effective speed.

Q: Which card has higher FP32 compute throughput?

A: The L20 delivers 59.35 TFLOPS of FP32 performance, while the LX 7G100 delivers 24.58 TFLOPS. The L20's advantage is approximately 2.4x.

Q: What is the process node difference between the two GPUs?

A: The L20 is built on a 5 nm process at TSMC with 76,300 million transistors on a 609 mm² die. The LX 7G100 uses a 6 nm process at TSMC, with transistor count and die size listed as unknown.

Q: Do both cards support the same APIs?

A: Both support DirectX 12 Ultimate (12_2) and OpenGL 4.6. The L20 supports Vulkan 1.4, while the LX 7G100 supports Vulkan 1.3. Both have 4x DisplayPort 1.4a outputs.

Architecture Differences

The NVIDIA L20 is built on the Ada Lovelace architecture using the AD102 chip, a 5 nm design from TSMC. The die contains 76,300 million transistors across 609 mm², yielding a transistor density of 125.3M per mm². The LX 7G100 uses the 7G106 chip under the "TrueGPU" architecture, fabricated on TSMC's 6 nm process. Its transistor count and die size are not recorded in the database.

The L20 includes dedicated ray tracing cores (92) and tensor cores (368), reflecting NVIDIA's focus on AI acceleration and real-time ray tracing workloads. The LX 7G100 lists no RT core or tensor core counts, suggesting these features are either absent or unverified in the database. The L20's FP16 performance runs at a 1:1 ratio with FP32, meaning both hit 59.35 TFLOPS. The LX 7G100's FP16 runs at a 2:1 ratio, delivering 49.15 TFLOPS from a 24.58 TFLOPS FP32 baseline, which indicates a different execution strategy for half-precision workloads.

The L20's memory subsystem uses a 384-bit interface, while the LX 7G100 uses a 192-bit interface. This doubles the L20's bus width and consequently its bandwidth, 864.0 GB/s versus 432.0 GB/s, despite both using GDDR6 at the same effective speed. The L20 also carries 368 TMUs and 128 ROPs against the LX 7G100's 192 TMUs and 96 ROPs. The L20's texture rate of 927.4 GTexel/s and pixel rate of 322.6 GPixel/s substantially outpace the LX 7G100's 384.0 GTexel/s and 192.0 GPixel/s.

The two cards differ in power delivery as well. The L20 draws 275 W TDP with a 1x 16-pin power connector and a suggested 600 W PSU. The LX 7G100 draws 225 W TDP with a 1x 8-pin connector and a suggested 550 W PSU. Both are dual-slot cards, but the LX 7G100 is physically longer at 294 mm (11.6 inches) compared to the L20's 267 mm (10.5 inches).

The L20 belongs to NVIDIA's Server Ada (Lxx) generation, succeeding Server Ampere and preceding Server Hopper. The LX 7G100 belongs to the 7G100 generation with no listed predecessor or successor. The L20 was released in November 2023, while the LX 7G100 carries a release date of June 2026.

Specification Differences

The L20 and LX 7G100 differ across nearly every recorded specification. The L20 uses the AD102 chip on a 5 nm node with 76,300 million transistors and a 609 mm² die. The LX 7G100 uses the 7G106 chip on a 6 nm node with unknown transistor count and die size.

Clock speeds: the L20 has a base clock of 1440 MHz and a boost clock of 2520 MHz. The LX 7G100 has no recorded base or boost clocks. Both have the same memory clock of 2250 MHz with 18 Gbps effective speed.

Memory: the L20 has 48 GB GDDR6 on a 384-bit bus with 864.0 GB/s bandwidth. The LX 7G100 has 12 GB GDDR6 on a 192-bit bus with 432.0 GB/s bandwidth.

Compute resources: the L20 has 11,776 shading units, 368 TMUs, 128 ROPs, 92 RT cores, and 368 tensor cores. The LX 7G100 has 6,144 shading units, 192 TMUs, and 96 ROPs, with no RT or tensor core data.

Performance rates: the L20 achieves 322.6 GPixel/s pixel rate, 927.4 GTexel/s texture rate, 59.35 TFLOPS FP32, and 59.35 TFLOPS FP16 (1:1). The LX 7G100 achieves 192.0 GPixel/s, 384.0 GTexel/s, 24.58 TFLOPS FP32, and 49.15 TFLOPS FP16 (2:1).

Power: the L20 has a 275 W TDP with a 1x 16-pin connector and 600 W suggested PSU. The LX 7G100 has a 225 W TDP with a 1x 8-pin connector and 550 W suggested PSU.

Physical dimensions: the L20 measures 267 mm by 111 mm. The LX 7G100 measures 294 mm by 120 mm by 49 mm.

APIs: the L20 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The LX 7G100 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.3. Both offer 4x DisplayPort 1.4a outputs and use PCIe 4.0 x16.

The Verdict

The data indicates that the NVIDIA L20 is the significantly stronger GPU in every measurable category. Its 251,147 average benchmark score, 99th percentile ranking, and 59.35 TFLOPS FP32 performance place it in a different class from the LX 7G100, which has no recorded benchmarks, a 50th percentile ranking, and less than half the FP32 throughput. The L20 also provides 4x the memory capacity (48 GB versus 12 GB) and 2x the memory bandwidth (864.0 GB/s versus 432.0 GB/s).

The LX 7G100's advantages are limited to physical size and power consumption. It draws 225 W versus the L20's 275 W, uses a single 8-pin connector instead of a 16-pin connector, and requires a 550 W PSU rather than 600 W. It is also wider, which could affect chassis compatibility, but this is not a performance benefit.

Users requiring validated compute performance, large memory capacity, or high bandwidth should select the L20. The database has direct evidence of its capabilities through two benchmark tests and clear positioning against named rivals. Users considering the LX 7G100 have no benchmark data to inform the decision, and its theoretical specifications put it well below the L20 in all compute metrics.

Where Each One Wins

NVIDIA L20 wins on: raw compute throughput (59.35 TFLOPS FP32 versus 24.58 TFLOPS), FP16 performance (59.35 TFLOPS versus 49.15 TFLOPS), texture fill rate (927.4 GTexel/s versus 384.0 GTexel/s), pixel fill rate (322.6 GPixel/s versus 192.0 GPixel/s), memory capacity (48 GB versus 12 GB), memory bandwidth (864.0 GB/s versus 432.0 GB/s), shading units (11,776 versus 6,144), TMUs (368 versus 192), ROPs (128 versus 96), RT cores (92 versus none listed), tensor cores (368 versus none listed), Vulkan API version (1.4 versus 1.3), and benchmark validation (274,276 OpenCL and 228,018 Vulkan scores versus no recorded scores).

Lisuan Tech LX 7G100 wins on: power efficiency in absolute terms (225 W TDP versus 275 W), lower PSU requirement (550 W versus 600 W), simpler power connector (1x 8-pin versus 1x 16-pin), and physical footprint length (294 mm versus 267 mm, though it is taller and wider). These are practical installation considerations rather than performance advantages.

The L20's nearest rival comparisons reinforce its standing. It outperforms the PG506-232 by 11.6% and the Radeon PRO W7900D by 14.2%. It sits within 11.6% and 12.6% of the L40 and RTX 6000 Ada Generation, respectively, which are higher-tier NVIDIA workstation cards. The LX 7G100 has no rival data, so its competitive position cannot be established from the database.