NVIDIA GeForce RTX 4070 Ti vs NVIDIA RTX A1000 Mobile Comparison

The NVIDIA RTX A1000 Mobile and the NVIDIA GeForce RTX 4070 Ti occupy vastly different segments of the GPU market, as reflected in their benchmark scores and architectural designs. The data shows a clear performance hierarchy, but the analysis also reveals distinct use cases where each card excels. This analysis compares the two based solely on the provided specifications and benchmark results.

FAQ

Q: How do the two GPUs compare in raw compute performance?

A: The GeForce RTX 4070 Ti is significantly faster. In the Geekbench OpenCL test, it scores 176,953, which is 72.5% higher than the RTX A1000 Mobile's 48,703. The Vulkan test shows an even larger gap, with the RTX 4070 Ti leading by 78.1% (213,808 vs. 46,782).

Q: What are the key differences in memory specifications?

A: The RTX 4070 Ti has 12 GB of GDDR6X memory on a 192-bit bus, providing 504.2 GB/s of bandwidth. The RTX A1000 Mobile has 4 GB of GDDR6 on a 128-bit bus, with 176.0 GB/s bandwidth. This gives the RTX 4070 Ti nearly three times the memory capacity and roughly 2.9 times the bandwidth.

Q: Which GPU is more power-efficient?

A: Based on the TDP figures, the RTX A1000 Mobile is far more power-efficient, with a 60 W TDP compared to the RTX 4070 Ti's 285 W. The A1000 Mobile also requires no power connectors and is an IGP (integrated graphics processor) solution, while the RTX 4070 Ti is a dual-slot card needing a 1x 16-pin connector and a 600 W suggested PSU.

Q: What are the differences in processor resources?

A: The RTX 4070 Ti has 7,680 shading units, 240 TMUs, 80 ROPs, 60 RT cores, and 240 tensor cores. The RTX A1000 Mobile has 2,048 shading units, 64 TMUs, 32 ROPs, 16 RT cores, and 64 tensor cores. This means the RTX 4070 Ti has 3.75 times the shading units and RT cores, and 3.75 times the tensor cores.

Q: How do their production statuses and release dates compare?

A: Both GPUs are marked as end-of-life. The RTX A1000 Mobile was released on March 29, 2022, while the GeForce RTX 4070 Ti was released later, on January 2, 2023.

Q: What is the average benchmark score for each GPU?

A: The RTX A1000 Mobile has an average benchmark score of 47,743, placing it in the 85th percentile of all GPUs. The RTX 4070 Ti has an average score of 44,795, which is in the 84th percentile. Despite the RTX 4070 Ti's higher peak scores, its average is lower due to the inclusion of many lower-scoring tests in its benchmark suite.

Where Each One Wins

The data indicates a clean sweep for the GeForce RTX 4070 Ti in the head-to-head benchmarks, winning both tests. The RTX A1000 Mobile does not win any of the direct comparisons. However, the analysis of the average benchmark scores and percentile rankings reveals a more nuanced picture.

The RTX A1000 Mobile's average benchmark score of 47,743 is higher than the RTX 4070 Ti's average of 44,795. This is because the RTX 4070 Ti's benchmark suite includes many legacy DirectX tests (PassMark DX9, DX10, DX11, DX12), where it scores very low (352, 187, 288, and 116 respectively). These low scores drag down its average, while the A1000 Mobile only has two Geekbench scores, both in the 46,000-48,000 range.

The RTX A1000 Mobile wins in the context of power and form factor. With a 60 W TDP and IGP slot width, it is designed for mobile workstations where power efficiency and space are critical. The RTX 4070 Ti, with its 285 W TDP and dual-slot design, is a desktop part that prioritizes maximum performance over efficiency.

The RTX 4070 Ti wins decisively in every performance metric. Its FP32 compute of 40.09 TFLOPS dwarfs the A1000 Mobile's 4.669 TFLOPS, an 8.6x advantage. Its pixel rate of 208.8 GPixel/s is 5.7x higher than the A1000 Mobile's 36.48 GPixel/s, and its texture rate of 626.4 GTexel/s is 8.6x higher than the 72.96 GTexel/s of the mobile part.

Architecture Differences

The two GPUs are built on completely different architectures and process nodes. The RTX A1000 Mobile uses the Ampere architecture, built on an 8 nm process at Samsung. The RTX 4070 Ti uses the newer Ada Lovelace architecture, built on a 5 nm process at TSMC.

The transistor counts reflect the generational leap. The RTX 4070 Ti's AD104 chip contains 35,800 million transistors on a 294 mm² die, giving a transistor density of 121.8M per mm². The RTX A1000 Mobile's GA107 chip has 8,700 million transistors on a 200 mm² die, for a density of 43.5M per mm². This means the RTX 4070 Ti packs over four times the transistors into a die that is only about 1.5 times larger.

The memory technologies also differ. The RTX 4070 Ti uses GDDR6X, while the RTX A1000 Mobile uses GDDR6. The effective memory clock speeds are 21 Gbps for the RTX 4070 Ti versus 11 Gbps for the A1000 Mobile.

Both cards support the same API feature set, including DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The bus interface differs, however, with the RTX 4070 Ti using PCIe 4.0 x16 and the A1000 Mobile using PCIe 4.0 x8.

Specification Differences

The specification tables reveal substantial differences in almost every category. The shading units, TMUs, and ROPs are all significantly higher on the RTX 4070 Ti, as detailed in the FAQ section. The clock speeds also differ greatly, with the RTX 4070 Ti's base clock of 2310 MHz and boost clock of 2610 MHz far exceeding the A1000 Mobile's 630 MHz base and 1140 MHz boost.

Memory capacity and bandwidth are major separators. The RTX 4070 Ti offers 12 GB of GDDR6X with 504.2 GB/s bandwidth, while the A1000 Mobile offers 4 GB of GDDR6 with 176.0 GB/s. This 2.86x bandwidth advantage is critical for high-resolution textures and compute workloads.

The physical attributes are also distinct. The RTX A1000 Mobile is an IGP with no power connectors and is described as "Portable Device Dependent" for display outputs. The RTX 4070 Ti is a dual-slot card measuring 285 mm in length, 112 mm in height, and 42 mm in width, with 1x HDMI 2.1 and 3x DisplayPort 1.4a outputs. It requires a 1x 16-pin power connector and a 600 W suggested PSU.

The TDP difference is stark: 60 W for the A1000 Mobile versus 285 W for the RTX 4070 Ti. This makes the A1000 Mobile suitable for thin-and-light mobile workstations, while the RTX 4070 Ti requires a robust desktop power supply and cooling solution.

Head-to-Head Benchmarks

The head-to-head benchmark data shows a dominant performance for the GeForce RTX 4070 Ti in both available tests. In the Geekbench OpenCL test, the RTX 4070 Ti scores 176,953, which is 72.5% higher than the RTX A1000 Mobile's 48,703. This is a massive gap, indicating that the RTX 4070 Ti delivers roughly 3.6 times the raw compute throughput in this workload.

The Geekbench Vulkan test shows an even larger discrepancy. The RTX 4070 Ti scores 213,808, while the RTX A1000 Mobile scores 46,782. The delta percentage is -78.1%, meaning the RTX 4070 Ti is approximately 4.6 times faster in this API. This suggests the Ada Lovelace architecture provides a particularly strong advantage in Vulkan-based rendering tasks.

The RTX 4070 Ti's nearest rivals in the benchmark database include the NVIDIA GeForce RTX 5090 Mobile (avg score 45,152, delta -0.8%) and the AMD Radeon Pro 5500 XT (avg score 45,384, delta -1.3%). The RTX A1000 Mobile's nearest rivals include the AMD Radeon RX 6800 XT (avg score 48,477, delta -1.5%) and the AMD Radeon RX 6550M (avg score 46,702, delta 2.2%). This places the A1000 Mobile in a competitive position against much larger desktop GPUs, despite its mobile form factor.

The Verdict

The data clearly indicates that the NVIDIA GeForce RTX 4070 Ti is the superior performer in every direct benchmark comparison. Its FP32 compute of 40.09 TFLOPS, memory bandwidth of 504.2 GB/s, and 7,680 shading units place it in a completely different performance class than the RTX A1000 Mobile. For users requiring maximum 3D rendering performance, texture throughput, or compute capability, the RTX 4070 Ti is the clear choice.

However, the RTX A1000 Mobile has its own strengths. Its 60 W TDP, IGP form factor, and lack of power connectors make it ideal for mobile workstations where power consumption and thermal output are paramount. Its average benchmark score of 47,743 is actually higher than the RTX 4070 Ti's 44,795, indicating that while it lacks peak performance, it delivers a more consistent experience across its supported workloads.

The percentile rankings are nearly identical, with the A1000 Mobile at 85th percentile and the RTX 4070 Ti at 84th. This suggests that within their respective use cases, both GPUs are similarly well-positioned against the broader market. The RTX A1000 Mobile is for professionals who need a capable GPU in a power-constrained mobile environment, while the RTX 4070 Ti is for desktop users who demand uncompromised performance. The choice depends entirely on the form factor and power constraints of the target system.