NVIDIA Jetson T5000 vs NVIDIA N1 20SM Comparison

FAQ

Q: What are the core specifications of the NVIDIA Jetson T5000 and the NVIDIA N1 20SM?

A: Both GPUs use a 5 nm process from TSMC and feature 2560 shading units, 20 RT cores, 128 GB of LPDDR5X memory on a 256-bit bus, and 273.2 GB/s of memory bandwidth. The Jetson T5000 is based on the Blackwell architecture with a GB10B chip, while the N1 20SM uses Blackwell 2.0 with a GB20B chip.

Q: How do the two GPUs differ in clock speeds?

A: The Jetson T5000 has a base clock of 1386 MHz and a boost clock of 1575 MHz. The N1 20SM has a lower base clock of 741 MHz but a significantly higher boost clock of 2346 MHz.

Q: What are the key differences in compute resources between the two?

A: The Jetson T5000 has 80 TMUs, 32 ROPs, and 96 tensor cores. The N1 20SM has 160 TMUs (double), 24 ROPs (fewer), and 80 tensor cores (fewer). The N1 20SM delivers higher FP32 and FP16 throughput at 12.01 TFLOPS versus 8.064 TFLOPS for the Jetson T5000.

Q: What are the physical and interface differences?

A: The Jetson T5000 measures 87 mm by 100 mm by 15 mm, while the N1 20SM has no recorded dimensions. The Jetson T5000 uses a PCIe 5.0 x8 interface and has no display outputs, whereas the N1 20SM uses PCIe 5.0 x16 and includes one HDMI output.

Q: What is the power and thermal profile of each GPU?

A: The Jetson T5000 has a TDP of 120 W and a suggested PSU of 300 W. The N1 20SM has an unknown TDP and no suggested PSU value. Both are integrated graphics processors (IGP) with no power connectors.

Q: When were these GPUs released and what are their production statuses?

A: The Jetson T5000 was released on August 26, 2025, and the N1 20SM followed on May 31, 2026. Both are listed as Active in production.

Architecture Differences

The two NVIDIA parts belong to different Blackwell generations. The Jetson T5000 implements the original Blackwell architecture on the GB10B chip, while the N1 20SM moves to Blackwell 2.0 on the GB20B chip. Despite the generational step, both are fabricated by TSMC on a 5 nm process. The die sizes are very close: 391 mm² for the Jetson T5000 and 382 mm² for the N1 20SM.

The shading unit count is identical at 2560, and both carry 20 RT cores. The tensor core configuration differs, with the Jetson T5000 equipped with 96 tensor cores versus 80 on the N1 20SM. The texture mapping units are doubled on the N1 20SM (160 versus 80), while the raster operation units drop from 32 on the Jetson T5000 to 24 on the N1 20SM.

Clock behavior separates the two designs sharply. The Jetson T5000 runs a 1386 MHz base and 1575 MHz boost. The N1 20SM starts at a much lower 741 MHz base but boosts to 2346 MHz, a 771 MHz higher peak. The memory clocks are identical at 1067 MHz with 8.5 Gbps effective, and both use 128 GB of LPDDR5X on a 256-bit bus.

The bus interface differs as well: the Jetson T5000 connects via PCIe 5.0 x8, while the N1 20SM uses the wider PCIe 5.0 x16. Display output also diverges, with the Jetson T5000 offering no outputs and the N1 20SM providing a single HDMI port. Both list N/A for DirectX, OpenGL, and Vulkan API support.

The Jetson T5000 has documented physical dimensions of 87 mm length, 100 mm height, and 15 mm width. The N1 20SM has no recorded dimensions in the database. Power characteristics show a 120 W TDP for the Jetson T5000 with a 300 W suggested PSU, while the N1 20SM has an unknown TDP and no suggested PSU.

Head-to-Head Benchmarks

The recorded data shows no direct benchmark entries for either GPU in the head-to-head comparison, and both parts hold a 50th percentile ranking against all GPUs with an average benchmark score of zero. The absence of measured workloads means the comparison must rely entirely on the architectural and specification data available.

The most decisive advantage for the N1 20SM lies in compute throughput. Its FP32 performance reaches 12.01 TFLOPS, which is 49% higher than the Jetson T5000's 8.064 TFLOPS. The FP16 figures match the FP32 ratios exactly, with both parts operating at a 1:1 ratio: 12.01 TFLOPS for the N1 20SM versus 8.064 TFLOPS for the Jetson T5000. This indicates the N1 20SM can process roughly one and a half times the floating-point work per cycle when both are running at peak boost.

The texture rate tells a similar story. The N1 20SM delivers 375.4 GTexel/s, nearly triple the 126.0 GTexel/s of the Jetson T5000. This stems directly from the doubled TMU count combined with the higher boost clock. The pixel rate favors the N1 20SM as well, at 56.30 GPixel/s versus 50.40 GPixel/s, a more modest gain of about 12%.

The Jetson T5000 counters with its higher base clock. At 1386 MHz, it starts 87% higher than the N1 20SM's 741 MHz base. This suggests the Jetson T5000 maintains more consistent performance under sustained loads where boost clocks cannot be held, whereas the N1 20SM depends more heavily on reaching its 2346 MHz boost state to realize its peak capabilities.

The tensor core count favors the Jetson T5000 at 96 versus 80, a 20% advantage in raw tensor hardware. However, the N1 20SM's higher boost clock may offset some of this deficit in AI workloads, though the database does not include tensor-specific benchmark scores to confirm this.

Memory subsystems are identical: 128 GB LPDDR5X, 256-bit bus, 273.2 GB/s bandwidth, and matching 1067 MHz memory clock. Neither GPU has a memory advantage over the other, so workloads that saturate memory bandwidth will see parity between the two.

The N1 20SM also gains from its PCIe 5.0 x16 interface, which provides twice the lane width of the Jetson T5000's x8 connection. This affects host-device data transfer rates and can matter for workloads that stream data frequently, even though it does not impact on-chip compute.

Power efficiency cannot be fully assessed because the N1 20SM's TDP is unknown. The Jetson T5000's 120 W TDP with a 300 W suggested PSU gives a reference point, but the absence of a comparable figure for the N1 20SM prevents a watt-for-watt comparison.

The Verdict

The data indicates two distinct design philosophies within the same Blackwell family. The Jetson T5000, released in 2025 with a launch MSRP of 2,999 USD, prioritizes a stable, higher base clock and a wider tensor core array. Its 1386 MHz base clock and 96 tensor cores make it a candidate for sustained compute tasks and AI inference workloads that rely on tensor operations. The 120 W TDP and compact 87 mm by 100 mm footprint reinforce its positioning as an integrated, power-conscious part.

The N1 20SM, released in 2026, pushes raw peak throughput much harder. Its 2346 MHz boost clock, 12.01 TFLOPS FP32, and 375.4 GTexel/s texture rate place it clearly ahead in compute-heavy scenarios that can scale with boost frequency. The doubled TMU count and 56.30 GPixel/s pixel rate also favor graphics-oriented rendering tasks. The single HDMI output and PCIe 5.0 x16 interface give it connectivity options the Jetson T5000 lacks entirely.

Users with workloads that stay near base clocks, such as long-running inference batches or thermal-constrained environments, may find the Jetson T5000's higher floor more predictable. Users chasing maximum floating-point throughput, texture-heavy shaders, or display output will find the N1 20SM delivers more on paper. The N1 20SM's unknown TDP and missing physical dimensions leave open questions about its integration requirements, while the Jetson T5000's documented 300 W suggested PSU provides a clearer system design target.

Neither GPU has benchmark scores in the database, so both the 50th percentile ranking and the zero average score reflect an absence of measured data rather than actual performance parity. The specification sheet gives the N1 20SM a clear edge in peak compute, but the Jetson T5000's tensor core count and higher base clock carve out a distinct niche.

Specification Differences

| Specification | NVIDIA Jetson T5000 | NVIDIA N1 20SM |

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

| Chip | GB10B | GB20B |

| Architecture | Blackwell | Blackwell 2.0 |

| Generation | Server Blackwell (Bxx) | Blackwell IGP (N1x) |

| Die Size | 391 mm² | 382 mm² |

| Base Clock | 1386 MHz | 741 MHz |

| Boost Clock | 1575 MHz | 2346 MHz |

| TMUs | 80 | 160 |

| ROPs | 32 | 24 |

| Tensor Cores | 96 | 80 |

| Pixel Rate | 50.40 GPixel/s | 56.30 GPixel/s |

| Texture Rate | 126.0 GTexel/s | 375.4 GTexel/s |

| FP32 | 8.064 TFLOPS | 12.01 TFLOPS |

| FP16 | 8.064 TFLOPS (1:1) | 12.01 TFLOPS (1:1) |

| TDP | 120 W | unknown |

| Suggested PSU | 300 W | null |

| Bus Interface | PCIe 5.0 x8 | PCIe 5.0 x16 |

| Display Outputs | No outputs | 1x HDMI |

| Dimensions | 87 mm x 100 mm x 15 mm | null |

| Release Date | 2025-08-26 | 2026-05-31 |

| Launch MSRP | 2,999 USD | null |

| Predecessor | Server Hopper | null |

| Successor | Server Rubin | null |