NVIDIA RTX A1000 vs NVIDIA RTX A2000 12 GB Comparison

The benchmark data places the NVIDIA RTX A1000 and the NVIDIA RTX A2000 12 GB in the same performance tier, but the A2000 12 GB establishes a clear, consistent lead across every metric where scores are available. The average benchmark scores are nearly identical—34,207 for the A1000 versus 34,154 for the A2000 12 GB—showing a delta of just 0.2%, but this aggregate figure masks the A2000 12 GB’s dominance in individual tests. In direct head-to-head comparison, the A2000 12 GB wins two out of two benchmarks, with the A1000 failing to secure a single victory. The data points to a straightforward conclusion: the A2000 12 GB is the faster card, but the A1000 offers a compelling alternative in a smaller, lower-power package.

Head-to-Head Benchmarks

The most decisive gap appears in the 3DMark Steel Nomad DX12 test, which measures raw gaming and DirectX 12 Ultimate performance. The RTX A2000 12 GB scores 1,309 points, while the RTX A1000 trails significantly at 969 points. This represents a 26% advantage for the A2000 12 GB, a substantial margin that indicates a major difference in sustained graphical workload capability. For professionals running D3D12-based applications, the A2000 12 GB is the clear choice based on this metric alone.

The Geekbench OpenCL result reinforces the pattern, though with a slightly narrower gap. The A2000 12 GB posts a score of 66,998, while the A1000 manages 52,078. The delta here is 22.3%, again favoring the A2000 12 GB. OpenCL is widely used in compute-heavy tasks like rendering and scientific simulation, so this performance lead translates directly to faster processing in many professional workflows. It is worth remembering the A1000 also has a Geekbench Vulkan score of 49,574, but no comparable Vulkan score exists for the A2000 12 GB in the data, so a direct comparison on that API is not possible.

Looking at the broader context, both cards sit at the 79th percentile among all GPUs, confirming that they belong to the same performance class. The average benchmark scores differ by only 53 points, which is negligible in aggregate. This paradox—similar averages but large deltas in individual tests—suggests that the A1000’s Vulkan result helps balance its overall standing, while the A2000 12 GB excels in the tests where both were measured. The rival data further supports this: the A1000 is 0.2% ahead of the A2000 12 GB in average score, but the A2000 12 GB is 0.2% ahead of the A1000 when the comparison is reversed. These are statistical ties, not meaningful performance differences.

Where Each One Wins

The RTX A2000 12 GB wins decisively in every directly comparable benchmark. In 3DMark Steel Nomad DX12, its 26% lead over the A1000 makes it the preferred option for any workstation task that relies on DirectX 12 rendering, such as real-time visualization or game development. In Geekbench OpenCL, the 22.3% advantage extends this dominance to general-purpose GPU compute, which covers tasks like video encoding, physics simulations, and machine learning inference. For users who prioritize raw throughput in these areas, the A2000 12 GB is the uncontested winner.

The RTX A1000’s only unique data point is its Geekbench Vulkan score of 49,574. While no direct comparison exists, this score is lower than the A2000 12 GB’s OpenCL result, suggesting that the A1000 is not faster in absolute terms. However, the A1000 does have structural advantages that are not captured in these benchmark scores. Its 50 W TDP is significantly lower than the A2000 12 GB’s 70 W, and it is a single-slot card versus the A2000 12 GB’s dual-slot design. For space-constrained or thermally sensitive systems, the A1000’s physical profile is a functional win, even if its raw performance is lower.

In terms of production status, the A1000 is listed as Active, while the A2000 12 GB is End-of-life. This gives the A1000 a practical edge for new system builds, as it remains in current production. The A2000 12 GB, despite being faster, may be harder to source in the future. The A1000 also has a newer release date, coming out in 2024, whereas the A2000 12 GB launched earlier in 2021.

Architecture Differences

Both cards are built on NVIDIA’s Ampere architecture and use an 8 nm process node from Samsung, with an identical transistor density of 43.5 million transistors per square millimeter. The similarities end there, as the two chips are fundamentally different in scale. The A2000 12 GB uses the GA106 chip, which contains 12,000 million transistors on a 276 mm² die. The A1000 uses the smaller GA107 chip, with 8,700 million transistors on a 200 mm² die. This larger chip gives the A2000 12 GB a substantial resource advantage across every computational unit.

The A2000 12 GB has 3,328 shading units, 104 texture mapping units, and 48 ROPs, compared to the A1000’s 2,304 shading units, 72 TMUs, and 32 ROPs. This translates to higher theoretical throughput: the A2000 12 GB delivers 7.987 TFLOPS of FP32 performance, while the A1000 manages 6.737 TFLOPS. Both cards offer FP16 at a 1:1 ratio with FP32, meaning the A2000 12 GB also leads in half-precision workloads. The ray tracing and tensor core counts follow the same pattern, with the A2000 12 GB featuring 26 RT cores and 104 tensor cores, versus 18 RT cores and 72 tensor cores on the A1000.

Memory is another major differentiator. The A2000 12 GB ships with 12 GB of GDDR6 on a 192-bit bus, delivering 288.0 GB/s of bandwidth. The A1000 has 8 GB of GDDR6 on a 128-bit bus, yielding 192.0 GB/s. This 50% bandwidth advantage for the A2000 12 GB is critical for large datasets and high-resolution textures. The memory clock is identical at 1500 MHz with 12 Gbps effective speed, but the wider bus on the A2000 12 GB is what enables the higher throughput. Both cards use PCIe 4.0, but the A2000 12 GB connects via x16 lanes, while the A1000 is limited to x8 lanes, further widening the data transfer gap.

The Verdict

The data is unambiguous: the NVIDIA RTX A2000 12 GB is the superior performer. It wins every direct benchmark comparison, with a 26% lead in 3DMark Steel Nomad DX12 and a 22.3% lead in Geekbench OpenCL. Its larger chip, more shading units, higher memory bandwidth, and greater VRAM capacity all point to better real-world performance in compute and graphics tasks. For any user whose priority is maximum throughput, the A2000 12 GB is the correct choice.

The RTX A1000 is the better option for a specific set of users: those who need a compact, low-power solution. Its 50 W TDP is 20 W lower than the A2000 12 GB’s 70 W, and its single-slot design is more flexible for dense workstation builds. It is also currently in production, while the A2000 12 GB is end-of-life. If a new system is being built and future availability is a concern, the A1000 offers a viable path, especially for workloads that are not bandwidth-sensitive. However, the benchmark results make it clear that choosing the A1000 means accepting a significant performance penalty for these physical advantages.

FAQ

Q: Which GPU has a higher average benchmark score?

A: The NVIDIA RTX A1000 has an average benchmark score of 34,207, while the NVIDIA RTX A2000 12 GB scores 34,154. The A1000 is 0.2% ahead, which is a negligible difference.

Q: How much faster is the RTX A2000 12 GB in 3DMark Steel Nomad DX12?

A: The RTX A2000 12 GB scores 1,309 points compared to the RTX A1000’s 969 points, giving the A2000 12 GB a 26% lead in this test.

Q: What is the memory bandwidth difference between the two cards?

A: The RTX A2000 12 GB has a memory bandwidth of 288.0 GB/s, while the RTX A1000 has 192.0 GB/s. The A2000 12 GB also has 12 GB of VRAM versus 8 GB on the A1000.

Q: Are both cards based on the same architecture?

A: Yes, both the NVIDIA RTX A1000 and the NVIDIA RTX A2000 12 GB are based on the Ampere architecture and are manufactured on an 8 nm process by Samsung.

Q: Which card has a lower power consumption?

A: The NVIDIA RTX A1000 has a TDP of 50 W, which is lower than the RTX A2000 12 GB’s 70 W. The A1000 is also a single-slot card, while the A2000 12 GB is dual-slot.

Q: What is the production status of each card?

A: The NVIDIA RTX A1000 is listed as Active, while the NVIDIA RTX A2000 12 GB is listed as End-of-life.

Specification Differences

| Specification | NVIDIA RTX A1000 | NVIDIA RTX A2000 12 GB |

|:--- |:--- |:--- |

| Chip | GA107 | GA106 |

| Transistors | 8,700 million | 12,000 million |

| Die Size | 200 mm² | 276 mm² |

| Base Clock | 727 MHz | 562 MHz |

| Boost Clock | 1462 MHz | 1200 MHz |

| Memory Size | 8 GB | 12 GB |

| Memory Bus Width | 128 bit | 192 bit |

| Memory Bandwidth | 192.0 GB/s | 288.0 GB/s |

| Shading Units | 2304 | 3328 |

| TMUs | 72 | 104 |

| ROPs | 32 | 48 |

| RT Cores | 18 | 26 |

| Tensor Cores | 72 | 104 |

| Pixel Rate | 46.78 GPixel/s | 57.60 GPixel/s |

| Texture Rate | 105.3 GTexel/s | 124.8 GTexel/s |

| FP32 Performance | 6.737 TFLOPS | 7.987 TFLOPS |

| TDP | 50 W | 70 W |

| Slot Width | Single-slot | Dual-slot |

| Bus Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |

| Length | 163 mm (6.4 inches) | 167 mm (6.6 inches) |

| Production Status | Active | End-of-life |

| Release Date | 2024-04-15 | 2021-11-22 |