NVIDIA RTX 2000 Ada Generation vs NVIDIA T400 Comparison

FAQ

Q: What is the most significant performance difference between the NVIDIA RTX 2000 Ada Generation and the NVIDIA T400?

A: In the recorded Geekbench Vulkan test, the RTX 2000 Ada Generation scores 83,360, while the T400 scores 15,976. This represents a 421.8% advantage for the RTX 2000 Ada Generation.

Q: Which GPU has a larger memory capacity?

A: The RTX 2000 Ada Generation comes with 16 GB of GDDR6 memory on a 128-bit bus, delivering 256.0 GB/s bandwidth. The T400 has 2 GB of GDDR6 on a 64-bit bus, providing 80.00 GB/s.

Q: Are both cards based on the same architecture?

A: No. The RTX 2000 Ada Generation uses the Ada Lovelace architecture (AD107 chip) on a 5 nm process, while the T400 uses the Turing architecture (TU117 chip) on a 12 nm process.

Q: How do their power requirements compare?

A: The RTX 2000 Ada Generation has a TDP of 70 W with a suggested PSU of 250 W. The T400 has a TDP of 30 W with a suggested PSU of 200 W. Neither card requires external power connectors.

Q: Which card supports hardware ray tracing?

A: Only the RTX 2000 Ada Generation includes dedicated RT cores (22) and tensor cores (88). The T400 has no RT cores or tensor cores listed in the database.

Q: What is the production status of each GPU?

A: The RTX 2000 Ada Generation is listed as "Active" with a release date of February 2024. The T400 is listed as "End-of-life" with a release date of May 2021.

Architecture Differences

The RTX 2000 Ada Generation and the T400 belong to entirely different architectural generations. The RTX 2000 Ada Generation is built on the Ada Lovelace architecture using the AD107 chip, fabricated at TSMC's 5 nm process. It packs 18,900 million transistors into a 159 mm² die, yielding a transistor density of 118.9 million per square millimeter. In contrast, the T400 uses the Turing architecture with the TU117 chip on a 12 nm process, containing 4,700 million transistors on a 200 mm² die, for a density of just 23.5 million per square millimeter.

The compute resources differ dramatically. The RTX 2000 Ada Generation features 2,816 shading units, 88 texture mapping units, and 48 ROPs. The T400 has 384 shading units, 24 TMUs, and 16 ROPs. The Ada card also includes 22 RT cores and 88 tensor cores, enabling hardware-accelerated ray tracing and AI workloads. The T400 has no RT cores or tensor cores at all.

Clock behavior is another differentiator. The RTX 2000 Ada Generation runs at a base clock of 1620 MHz and boosts to 2130 MHz. The T400 starts at a much lower 420 MHz base but boosts to 1425 MHz. Memory clocks also differ: the Ada card operates at 2000 MHz (16 Gbps effective), while the T400 runs at 1250 MHz (10 Gbps effective).

The interface and physical design show distinct positioning. The RTX 2000 Ada Generation uses PCIe 4.0 x8, while the T400 uses PCIe 3.0 x16. The Ada card is dual-slot with dimensions of 168 mm in length and 69 mm in height, while the T400 is single-slot. Both output via mini-DisplayPort 1.4a, but the Ada card offers four outputs versus three on the T400.

API support also separates the two. The RTX 2000 Ada Generation supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The T400 supports DirectX 12 (12_1), OpenGL 4.6, and Vulkan 1.4. The difference in DirectX feature level reflects the architectural gap.

The Verdict

The database makes the choice clear for any workload that benefits from raw compute or modern graphics features. The RTX 2000 Ada Generation wins both head-to-head benchmark comparisons recorded, with a 358.2% lead in Geekbench OpenCL and a 421.8% lead in Geekbench Vulkan. Its average benchmark score of 18,954 places it at the 63rd percentile of all GPUs, while the T400 averages 16,508 at the 60th percentile.

The RTX 2000 Ada Generation is the only one of the two with RT cores and tensor cores, making it suitable for ray tracing, AI inference, or any workload that leverages those features. Its 16 GB memory capacity and 256.0 GB/s bandwidth also support larger datasets and higher-resolution textures than the T400's 2 GB and 80.00 GB/s.

The T400, however, remains relevant for specific scenarios. Its 30 W TDP is exceptionally low, and its single-slot design makes it easy to fit into constrained chassis. For basic display output, legacy applications, or systems where power and space are the primary constraints, the T400 still functions. But the data shows it trails the RTX 2000 Ada Generation by enormous margins in every measured test.

The production status reinforces the verdict: the RTX 2000 Ada Generation is active and current, while the T400 is end-of-life. Anyone selecting between these two should default to the RTX 2000 Ada Generation unless the workload is so trivial that the T400's lower power draw is the deciding factor.

Specification Differences

The two cards differ across nearly every specification category. Process node: 5 nm versus 12 nm. Transistor count: 18,900 million versus 4,700 million. Die size: 159 mm² versus 200 mm². Transistor density: 118.9M per mm² versus 23.5M per mm².

Compute configuration: 2,816 shading units versus 384; 88 TMUs versus 24; 48 ROPs versus 16. The RTX 2000 Ada Generation has 22 RT cores and 88 tensor cores; the T400 has none.

Clock speeds: base 1620 MHz versus 420 MHz, boost 2130 MHz versus 1425 MHz. Memory: 16 GB versus 2 GB, both GDDR6 but on 128-bit versus 64-bit buses. Bandwidth: 256.0 GB/s versus 80.00 GB/s.

Output rates: pixel rate 102.2 GPixel/s versus 22.80 GPixel/s. Texture rate: 187.4 GTexel/s versus 34.20 GTexel/s. FP32 compute: 12.00 TFLOPS versus 1,094.4 GFLOPS. FP16: 12.00 TFLOPS (1:1) versus 2.189 TFLOPS (2:1).

Power and physical specs: TDP 70 W versus 30 W. Slot width: dual-slot versus single-slot. Power connectors: none for either. Suggested PSU: 250 W versus 200 W. Bus interface: PCIe 4.0 x8 versus PCIe 3.0 x16.

Display outputs: 4x mini-DisplayPort 1.4a versus 3x mini-DisplayPort 1.4a. Dimensions: the Ada card measures 168 mm by 69 mm; the T400 has no recorded dimensions.

DirectX support: 12 Ultimate (12_2) versus 12 (12_1). Release dates: February 2024 versus May 2021. Production status: Active versus End-of-life. The RTX 2000 Ada Generation has a launch MSRP of 649 USD; the T400 has no recorded launch MSRP.

Head-to-Head Benchmarks

The database records two direct comparisons between these cards, and the RTX 2000 Ada Generation dominates both.

In Geekbench OpenCL, the RTX 2000 Ada Generation scores 78,074. The T400 manages 17,039. That is a delta of 358.2% in favor of the Ada card. This test reflects general compute performance across a variety of workloads, and the margin is consistent with the massive difference in shading units and memory bandwidth.

In Geekbench Vulkan, the gap widens further. The RTX 2000 Ada Generation scores 83,360, while the T400 scores 15,976. The delta reaches 421.8%. Vulkan is a low-level API that can expose the true capabilities of the hardware, and the Ada architecture's modern feature set and higher clock speeds translate into a substantial advantage.

The RTX 2000 Ada Generation also holds a higher average benchmark score of 18,954 across all recorded tests, compared to 16,508 for the T400. Its percentile rank among all GPUs is 63, versus 60 for the T400.

Looking at nearest rivals for context: the RTX 2000 Ada Generation's average score sits within 0.5% of the NVIDIA Quadro K6000, the AMD Radeon RX 6600, and the NVIDIA GeForce RTX 4050 Mobile, and it is 0.5% ahead of the NVIDIA Tesla K80. The T400's average score is essentially tied with the NVIDIA GeForce RTX 5090 D V2, 0.6% ahead of the AMD Radeon PRO W7500 and the NVIDIA RTX PRO 6000 Blackwell, and 0.9% ahead of the AMD Radeon RX 5700 XT.

In the two head-to-head tests, the RTX 2000 Ada Generation wins both, giving it a 2-0 record. The T400 has no wins in any recorded comparison. The data is unambiguous: the RTX 2000 Ada Generation is the superior performer by a wide margin, and the T400's only advantages are its lower power consumption and smaller physical footprint.