NVIDIA GeForce RTX 4050 Mobile vs NVIDIA H20 Comparison

Head-to-Head Benchmarks

The benchmark comparison between these two NVIDIA parts is unusual because the data is almost entirely one-sided. The GeForce RTX 4050 Mobile has a full suite of recorded results across nine different tests, while the H20 has no benchmark entries at all in the database. This means the head-to-head comparison is based on what the RTX 4050 Mobile demonstrates on its own, with the H20's performance profile remaining undocumented in the recorded data.

The RTX 4050 Mobile's strongest result comes from the Passmark DirectX 9 test, where it records a score of 184. DirectX 11 performance shows a score of 130, which indicates solid legacy API performance. The DirectX 10 test produces a score of 79, while the DirectX 12 result is considerably lower at 61. This spread suggests the card handles older API workloads more efficiently than modern ones, at least in the Passmark suite.

In compute-oriented tests, the RTX 4050 Mobile delivers a Passmark GPU Compute score of 5947. The Geekbench OpenCL result is 74748, and the Geekbench Vulkan result is slightly higher at 75235. These two Geekbench scores are nearly identical, which indicates consistent performance across different compute interfaces. The average benchmark score across all recorded tests is 19049, placing the card at the 63rd percentile when measured against all GPUs in the database.

The RTX 4050 Mobile's closest rival in the database is the AMD Radeon RX 6600, which has an average score of 19036. The RTX 4050 Mobile leads this rival by a mere 0.1 percent, a margin so small it falls within typical run-to-run variance. The NVIDIA Quadro K6000 also sits nearby with an average score of 19030, again a 0.1 percent gap in the RTX 4050 Mobile's favor. The NVIDIA Tesla K20m comes in slightly ahead at 19089, meaning the RTX 4050 Mobile trails that part by 0.2 percent. Finally, the NVIDIA RTX 2000 Ada Generation scores 18954, putting it 0.5 percent behind the RTX 4050 Mobile.

What this data shows is that the RTX 4050 Mobile sits in a tightly packed performance cluster. The difference between the fastest and slowest of these four rivals is less than one percent. This is not a card that dominates its peers; it is one that trades blows within a narrow band of performance. The H20, by contrast, has no recorded benchmarks, so its position relative to the RTX 4050 Mobile cannot be quantified from the database.

Architecture Differences

The two GPUs come from different NVIDIA generations and target entirely different segments. The RTX 4050 Mobile uses the AD107 chip built on the Ada Lovelace architecture, fabricated by TSMC on a 5 nm process. The H20 uses the GH100 chip on the Hopper architecture, also fabricated by TSMC on the same 5 nm process node. Both share the same foundry and process, but the similarities end there.

The AD107 die measures 159 mm² and contains 18,900 million transistors, resulting in a transistor density of 118.9 million per square millimeter. The GH100 die is dramatically larger at 814 mm², with 80,000 million transistors, though its density is lower at 98.3 million per square millimeter. The larger die with more transistors reflects the H20's server-class positioning, while the RTX 4050 Mobile's smaller die is designed for power-constrained laptop use.

Architecturally, Ada Lovelace and Hopper diverge significantly. The RTX 4050 Mobile includes 20 RT cores and 80 tensor cores, making it a fully featured graphics part with ray tracing support. The H20 does not list RT cores at all, as it is a compute-focused accelerator without consumer graphics features. It does include 312 tensor cores, which is a substantially higher count than the RTX 4050 Mobile's 80.

The API support also differs. The RTX 4050 Mobile supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The H20 lists N/A for DirectX, OpenGL, and Vulkan, confirming its role as a compute-only device. Display outputs follow the same pattern: the RTX 4050 Mobile has portable device dependent outputs, while the H20 has no outputs at all.

Memory technology separates these parts even further. The RTX 4050 Mobile uses 6 GB of GDDR6 on a 96-bit bus, while the H20 uses 96 GB of HBM3 on a 6144-bit bus. The bus width difference is enormous, 64 times wider on the H20, which directly impacts memory bandwidth. The H20's bandwidth is measured in terabytes per second, while the RTX 4050 Mobile operates in gigabytes per second.

FAQ

Q: Which GPU has higher FP32 compute performance?

A: The H20 delivers 39.54 TFLOPS of FP32 performance, while the RTX 4050 Mobile provides 8.986 TFLOPS. The H20 is approximately 4.4 times faster in this metric.

Q: How do the memory bandwidth figures compare?

A: The H20 has 4.03 TB/s of bandwidth from its HBM3 memory on a 6144-bit bus. The RTX 4050 Mobile has 192.0 GB/s from GDDR6 on a 96-bit bus. The H20's bandwidth is over 20 times higher.

Q: What is the power consumption difference?

A: The RTX 4050 Mobile has a TDP of 50 W and requires no power connectors. The H20 has a TDP of 500 W and requires a 900 W suggested PSU. The H20 draws ten times the power of the RTX 4050 Mobile.

Q: Which GPU supports ray tracing?

A: The RTX 4050 Mobile includes 20 RT cores and supports DirectX 12 Ultimate with ray tracing capabilities. The H20 has no RT cores listed and no DirectX support, making it unsuitable for ray-traced graphics workloads.

Q: What is the transistor count difference between the two chips?

A: The H20's GH100 chip contains 80,000 million transistors, while the RTX 4050 Mobile's AD107 chip contains 18,900 million transistors. The GH100 has over four times as many transistors.

Q: Do both GPUs use the same manufacturing process?

A: Yes, both are fabricated by TSMC on a 5 nm process node. The foundry and process node are identical, though the die sizes differ substantially.

Specification Differences

The specification sheet shows clear separation between these two products across nearly every field.

Chip and Die: The RTX 4050 Mobile uses AD107 with 18,900 million transistors on a 159 mm² die. The H20 uses GH100 with 80,000 million transistors on an 814 mm² die.

Clocks: The RTX 4050 Mobile has a base clock of 1455 MHz and a boost clock of 1755 MHz. The H20 has a base clock of 1830 MHz and a boost clock of 1980 MHz. The H20 runs at higher frequencies.

Memory: The RTX 4050 Mobile has 6 GB of GDDR6 on a 96-bit bus with 192.0 GB/s bandwidth. The H20 has 96 GB of HBM3 on a 6144-bit bus with 4.03 TB/s bandwidth.

Compute Units: The RTX 4050 Mobile has 2560 shading units, 80 TMUs, and 48 ROPs. The H20 has 9984 shading units, 312 TMUs, and only 24 ROPs.

Tensor and RT Cores: The RTX 4050 Mobile has 20 RT cores and 80 tensor cores. The H20 has no RT cores listed and 312 tensor cores.

Performance Rates: The RTX 4050 Mobile delivers 84.24 GPixel/s pixel rate, 140.4 GTexel/s texture rate, and 8.986 TFLOPS FP32. The H20 delivers 47.52 GPixel/s pixel rate, 617.8 GTexel/s texture rate, and 39.54 TFLOPS FP32. The H20 also reaches 79.07 TFLOPS FP16 with a 2:1 ratio, while the RTX 4050 Mobile stays at 8.986 TFLOPS FP16 with a 1:1 ratio.

Power and Form Factor: The RTX 4050 Mobile has a 50 W TDP, uses an IGP slot width, and has no power connectors. The H20 has a 500 W TDP, uses an SXM Module slot width, and requires a 900 W suggested PSU.

Interface and Display: The RTX 4050 Mobile uses PCIe 4.0 x8 and has portable device dependent display outputs. The H20 uses PCIe 5.0 x16 and has no display outputs.

API Support: The RTX 4050 Mobile supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4. The H20 has N/A for all three APIs.

Release Timeline: The RTX 4050 Mobile was released on 2023-01-02. The H20 was released on 2024-01-31. The RTX 4050 Mobile came first by roughly one year.

Where Each One Wins

The RTX 4050 Mobile wins in scenarios that require traditional graphics rendering, display output, and power efficiency. Its 50 W TDP makes it suitable for portable devices where power draw is a hard constraint. The presence of RT cores and full DirectX 12 Ultimate support means it can handle modern game workloads with ray tracing enabled. Its display outputs, while portable device dependent, confirm it is designed to drive screens. The Vulkan 1.4 and OpenGL 4.6 support broaden its compatibility across graphics APIs. For gaming laptops and portable workstations that need a capable graphics solution without external power connectors, the RTX 4050 Mobile is the clear choice.

The H20 wins in raw compute throughput and memory capacity. Its FP32 performance of 39.54 TFLOPS is over four times the RTX 4050 Mobile's 8.986 TFLOPS. The FP16 performance of 79.07 TFLOPS is nearly nine times higher. The 96 GB of HBM3 memory with 4.03 TB/s bandwidth provides massive capacity and bandwidth for large datasets. The 312 tensor cores make it suited for matrix operations common in AI and scientific compute. The PCIe 5.0 x16 interface provides high-bandwidth host connectivity. The H20 is built for server racks where power consumption of 500 W is acceptable and display output is unnecessary.

The Passmark DirectX scores show the RTX 4050 Mobile's graphics heritage. Its DirectX 9 score of 184 and DirectX 11 score of 130 are far higher than its DirectX 12 score of 61, suggesting it is well optimized for legacy graphics workloads. The H20 has no DirectX support at all, so any graphics rendering task, old or new, falls entirely to the RTX 4050 Mobile.

The Verdict

The data presents two GPUs with almost no functional overlap. The GeForce RTX 4050 Mobile is a graphics-first part with a complete feature set for rendering, display, and gaming. Its benchmark results show it performing in a tight cluster with the AMD Radeon RX 6600, NVIDIA Quadro K6000, NVIDIA Tesla K20m, and NVIDIA RTX 2000 Ada Generation, all within 0.5 percent of each other. This is a card that trades performance evenly with its closest peers.

The H20 is a compute-only accelerator. It has no benchmarks in the database, no graphics APIs, no display outputs, and no RT cores. Its design priorities are FP32 and FP16 throughput, tensor core count, and memory bandwidth. The 4.03 TB/s bandwidth and 96 GB capacity serve workloads that require moving large volumes of data, not rendering frames.

A buyer choosing between these two parts is not comparing performance tiers but rather use cases. The RTX 4050 Mobile fits portable systems that need graphics output and power efficiency. The H20 fits server installations that need maximum compute throughput and can supply 500 W per module. The 900 W suggested PSU for the H20 underscores its data center orientation.

The absence of benchmark data for the H20 means no direct performance comparison can be made from the database. What can be stated is that the architectural differences are fundamental: one is a graphics processor with ray tracing and consumer API support, the other is a compute accelerator with no graphics capabilities. Power consumption, memory configuration, and form factor all reinforce this split. The RTX 4050 Mobile is the only one of the two that can output video, and the H20 is the only one with the memory capacity and bandwidth for very large compute workloads. Neither can substitute for the other in its intended role.