NVIDIA GeForce RTX 4070 AD103 vs NVIDIA RTX A400 Comparison

The Verdict

The database contains no direct head-to-head benchmark entries for the NVIDIA GeForce RTX 4070 AD103 and the NVIDIA RTX A400. The RTX 4070 AD103 has no recorded benchmark scores and no nearest rival entries, while the RTX A400 has nine recorded benchmark results. The recorded data shows the RTX A400 sits at the 35th percentile of all GPUs, with an average benchmark score of 6078. Its nearest rivals include the NVIDIA GeForce MX230 at an average score of 6077 (0% delta), the NVIDIA Quadro P2000 at 6049 (0.5% faster), the Intel Iris Pro Graphics 6200 at 6117 (0.6% slower), and the AMD Radeon 760M at 6019 (1% faster). The RTX 4070 AD103 holds the 50th percentile position, but with zero benchmark scores in the database, its percentile ranking carries no measured weight. For users selecting between these two, the RTX 4070 AD103 presents a fundamentally larger GPU with 5 nm process technology, while the RTX A400 is an active, low-profile workstation card. The data indicates the RTX A400 is a modest performer relative to the rest of the database, while the RTX 4070 AD103 has no measured results to confirm its standing.

Architecture Differences

The RTX 4070 AD103 uses the AD103 chip built on Ada Lovelace architecture, manufactured by TSMC on a 5 nm process. The RTX A400 uses the GA107 chip built on Ampere architecture, manufactured by Samsung on an 8 nm process. The RTX 4070 AD103 packs 45,900 million transistors on a 379 mm² die, giving a transistor density of 121.1M per mm². The RTX A400 contains 8,700 million transistors on a 200 mm² die, with a density of 43.5M per mm². The RTX 4070 AD103 belongs to the GeForce 40-series, while the RTX A400 belongs to the Workstation Ampere (Ax000) generation.

Memory configurations differ sharply. The RTX 4070 AD103 carries 12 GB of GDDR6X on a 192 bit bus, delivering 504.2 GB/s of bandwidth. The RTX A400 carries 4 GB of GDDR6 on a 64 bit bus, delivering 96.00 GB/s. The RTX 4070 AD103 has 5888 shading units, 184 texture mapping units, 64 raster output units, 46 ray tracing cores, and 184 tensor cores. The RTX A400 has 768 shading units, 24 TMUs, 16 ROPs, 6 ray tracing cores, and 24 tensor cores. Clock speeds also differ: the RTX 4070 AD103 runs at 1920 MHz base and 2475 MHz boost, while the RTX A400 runs at 1417 MHz base and 1762 MHz boost.

The RTX 4070 AD103 achieves a pixel rate of 158.4 GPixel/s, a texture rate of 455.4 GTexel/s, and computes 29.15 TFLOPS for both FP32 and FP16 (1:1). The RTX A400 achieves 28.19 GPixel/s, 42.29 GTexel/s, and 2.706 TFLOPS for FP32 and FP16 (1:1). The RTX 4070 AD103 has a TDP of 200 W, uses a dual-slot cooler, requires a 1x 16-pin power connector, and suggests a 550 W power supply. The RTX A400 has a 50 W TDP, uses a single-slot cooler, requires no power connector, and suggests a 250 W power supply. The RTX 4070 AD103 connects via PCIe 4.0 x16 and outputs through 1x HDMI 2.1 and 3x DisplayPort 1.4a. The RTX A400 connects via PCIe 4.0 x8 and outputs through 4x mini-DisplayPort 1.4a. Both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

The RTX 4070 AD103 measures 240 mm in length, 110 mm in height, and 40 mm in width. The RTX A400 measures 163 mm in length and 69 mm in height with no recorded width. The RTX 4070 AD103 is marked end-of-life, released on 2024-02-29, with a predecessor in the GeForce 30 series and successor in the GeForce 50 series. The RTX A400 is active, released on 2024-04-15, with a predecessor in Quadro Turing and successor in Workstation Ada.

Head-to-Head Benchmarks

The database records no head-to-head benchmark results between the RTX 4070 AD103 and the RTX A400. The wins counter shows zero for both sides. Consequently, the analysis relies on the RTX A400's individual benchmark scores and the architectural specifications of both cards.

The RTX A400's recorded benchmarks show a clear pattern across API levels. In PassMark DirectX 9, it scores 87. In PassMark DirectX 10, the score drops to 32. In PassMark DirectX 11, it reaches 37. In PassMark DirectX 12, it falls to 27. The PassMark G2D score is 899, while the PassMark G3D score is 5983. The PassMark GPU compute score is 2557. In Geekbench, the RTX A400 scores 22844 in OpenCL and 22237 in Vulkan. These scores position the RTX A400 at the 35th percentile of all GPUs, with an average benchmark score of 6078.

The RTX 4070 AD103 has no benchmark scores in the database, so no direct comparison of measured performance is possible. The specification sheet shows the RTX 4070 AD103 delivers 29.15 TFLOPS FP32, which is 10.77 times the RTX A400's 2.706 TFLOPS. The RTX 4070 AD103 provides 504.2 GB/s of memory bandwidth, which is 5.25 times the RTX A400's 96.00 GB/s. The RTX 4070 AD103 has 5888 shading units versus 768, 184 TMUs versus 24, and 64 ROPs versus 16. The RTX 4070 AD103 has 46 ray tracing cores and 184 tensor cores, compared to 6 and 24 respectively on the RTX A400.

In terms of rendering throughput, the RTX 4070 AD103's pixel rate of 158.4 GPixel/s is 5.62 times the RTX A400's 28.19 GPixel/s. The texture rate of 455.4 GTexel/s on the RTX 4070 AD103 is 10.77 times the RTX A400's 42.29 GTexel/s. These ratios align with the shading unit and FP32 differences, indicating a consistent scaling across compute and memory subsystems.

FAQ

Q: Which GPU has a higher FP32 compute performance?

A: The RTX 4070 AD103 delivers 29.15 TFLOPS FP32, while the RTX A400 delivers 2.706 TFLOPS FP32, making the RTX 4070 AD103 approximately 10.77 times faster in raw compute throughput.

Q: What is the memory capacity and bandwidth difference?

A: The RTX 4070 AD103 has 12 GB of GDDR6X memory on a 192 bit bus with 504.2 GB/s bandwidth. The RTX A400 has 4 GB of GDDR6 memory on a 64 bit bus with 96.00 GB/s bandwidth.

Q: How does the RTX A400 compare to its nearest rivals in the database?

A: The RTX A400 has an average benchmark score of 6078. Its nearest rival, the NVIDIA GeForce MX230, scores 6077 (0% delta). The NVIDIA Quadro P2000 scores 6049 (0.5% faster), the Intel Iris Pro Graphics 6200 scores 6117 (0.6% slower), and the AMD Radeon 760M scores 6019 (1% faster).

Q: What are the power requirements for each card?

A: The RTX 4070 AD103 has a TDP of 200 W, requires a 1x 16-pin power connector, and suggests a 550 W power supply. The RTX A400 has a TDP of 50 W, requires no power connector, and suggests a 250 W power supply.

Q: Which card has a higher percentile ranking in the database?

A: The RTX 4070 AD103 holds the 50th percentile of all GPUs, while the RTX A400 holds the 35th percentile. However, the RTX 4070 AD103 has no recorded benchmark scores, so its percentile is not supported by measured data.

Q: What is the production status of each card?

A: The RTX 4070 AD103 is marked end-of-life, released on 2024-02-29, with a successor in the GeForce 50 series. The RTX A400 is active, released on 2024-04-15, with a successor in Workstation Ada.

Where Each One Wins

The RTX 4070 AD103 wins on every measurable architectural specification in the database. It provides 29.15 TFLOPS FP32 versus 2.706 TFLOPS, 504.2 GB/s bandwidth versus 96.00 GB/s, and 12 GB memory versus 4 GB. It has more shading units (5888 vs 768), more TMUs (184 vs 24), more ROPs (64 vs 16), more ray tracing cores (46 vs 6), and more tensor cores (184 vs 24). It also has a higher base clock (1920 MHz vs 1417 MHz) and boost clock (2475 MHz vs 1762 MHz). The pixel rate (158.4 GPixel/s vs 28.19 GPixel/s) and texture rate (455.4 GTexel/s vs 42.29 GTexel/s) both favor the RTX 4070 AD103. The manufacturing process favors the RTX 4070 AD103 as well: TSMC 5 nm versus Samsung 8 nm, with higher transistor density (121.1M per mm² vs 43.5M per mm²). The RTX 4070 AD103 also has a wider bus interface (PCIe 4.0 x16 vs PCIe 4.0 x8) and more display outputs in terms of standard ports (1x HDMI 2.1 and 3x DisplayPort 1.4a versus 4x mini-DisplayPort 1.4a).

The RTX A400 wins in physical footprint and power efficiency. It is a single-slot card measuring 163 mm by 69 mm, whereas the RTX 4070 AD103 is a dual-slot card measuring 240 mm by 110 mm by 40 mm. The RTX A400 has a TDP of 50 W and requires no power connector, while the RTX 4070 AD103 has a TDP of 200 W and requires a 1x 16-pin connector. The suggested power supply for the RTX A400 is 250 W versus 550 W for the RTX 4070 AD103. The RTX A400 is also currently active in production, while the RTX 4070 AD103 is end-of-life.

The RTX A400 also holds the only recorded benchmark results in the database. Its PassMark G3D score of 5983 and Geekbench OpenCL score of 22844 provide a measured baseline, while the RTX 4070 AD103 has no benchmark data. The RTX A400's average benchmark score of 6078 places it in a narrow competitive band around the NVIDIA GeForce MX230 (6077), NVIDIA Quadro P2000 (6049), Intel Iris Pro Graphics 6200 (6117), and AMD Radeon 760M (6019). The RTX 4070 AD103's 50th percentile ranking, without supporting scores, remains unverified in the database.

For users constrained by slot space, power delivery, or cooling capacity, the RTX A400 presents a viable option due to its single-slot profile, 50 W TDP, and no external power requirement. For users prioritizing compute throughput, memory capacity, or rendering performance, the RTX 4070 AD103's specifications dominate every category. The data does not record any scenario where the RTX A400 outperforms the RTX 4070 AD103 in computational benchmarks, because no head-to-head results exist. The RTX A400's measured performance aligns with entry-level integrated and discrete GPUs from several years prior, while the RTX 4070 AD103's specifications align with a high-end discrete card from the GeForce 40-series.