GPU Comparison

Head-to-Head Benchmarks

The data is unambiguous: the NVIDIA RTX A1000 wins both head-to-head benchmark comparisons, and by substantial margins. In Geekbench OpenCL, the RTX A1000 scores 52,078 against the Radeon Pro 580X's 36,426, a 30.1% advantage. The gap narrows somewhat in Geekbench Vulkan, where the RTX A1000 posts 49,574 versus 40,115, still a commanding 19.1% lead. These are not marginal victories; they represent a consistent performance tier separation across different compute APIs.

Looking at broader averages, the picture becomes more nuanced. The Radeon Pro 580X holds a higher average benchmark score of 38,706 across all its tested workloads, compared to the RTX A1000's 34,207. This apparent contradiction resolves when you examine the benchmark suites each card runs. The Radeon Pro 580X's scores come from Geekbench Metal (39,577), OpenCL (36,426), and Vulkan (40,115), while the RTX A1000's average is pulled down by a 3DMark Steel Nomad DX12 result of just 969, a workload the AMD card does not appear to run. The RTX A1000's Geekbench OpenCL and Vulkan scores are dramatically higher than the AMD card's, but its 3DMark result drags the overall average down.

The percentile rankings tell a similar story of close overall standing. The Radeon Pro 580X sits at the 82nd percentile of all GPUs, while the RTX A1000 sits at the 79th. Both cards outperform their immediate rivals in the database. The Radeon Pro 580X edges out the NVIDIA GeForce MX570 A (38,691 average, 0% delta) and the GeForce RTX 5080 Mobile (38,349 average, 0.9% delta), while trailing the AMD Radeon Pro 575X (39,116 average, -1% delta). The RTX A1000, meanwhile, leads the NVIDIA RTX A2000 12 GB (34,154 average, 0.2% delta) and the AMD Radeon RX 560 XT (34,133 average, 0.2% delta), while the NVIDIA TITAN V sits just above it (34,355 average, -0.4% delta).

The head-to-head results are decisive, yet the overall standings suggest these are comparable cards in the broader GPU landscape. The RTX A1000's wins are decisive in compute-oriented benchmarks, but the Radeon Pro 580X's higher average and percentile indicate it holds its own in its native ecosystem. The data shows a clear winner in raw compute, but the story does not end there.

The Verdict

The NVIDIA RTX A1000 is the superior card for compute-heavy workloads, and the data supports this without qualification. It beats the Radeon Pro 580X by 30.1% in OpenCL and 19.1% in Vulkan. If your work depends on OpenCL or Vulkan performance, the choice is clear. The RTX A1000 also brings modern architecture features that the AMD card lacks entirely, which we will examine in the Architecture Differences section.

However, the Radeon Pro 580X is not without its claims. It holds a higher average benchmark score (38,706 vs 34,207) and a higher percentile ranking (82nd vs 79th). It also offers a Geekbench Metal score of 39,577, a benchmark the RTX A1000 does not run. For users in Apple-centric environments where Metal is the primary API, the Radeon Pro 580X is the only card here with relevant data. The RTX A1000 simply has no Metal score in the database, making the AMD card the safer choice for that specific ecosystem.

The RTX A1000's power characteristics are also striking. The data lists its TDP at 50 W, compared to the Radeon Pro 580X's 185 W. This is a 135 W difference, making the NVIDIA card dramatically more efficient. The RTX A1000 draws no external power connectors and suggests a 250 W power supply, while the AMD card's power connector field is null. For systems where thermal and power budgets are tight, the RTX A1000 is the clear winner.

Choose the RTX A1000 for raw compute performance, modern feature support, and efficiency. Choose the Radeon Pro 580X for Metal-based workflows and if you value its higher average score and percentile. The data does not support a universal recommendation for either card, but it does support a clear split based on workload.

Where Each One Wins

The RTX A1000 wins in OpenCL and Vulkan compute, with margins of 30.1% and 19.1% respectively. These are the only two benchmarks where both cards have direct head-to-head results, and the NVIDIA card wins both. The RTX A1000 also wins on architectural features: it has 18 RT cores and 72 tensor cores, while the Radeon Pro 580X has none. Its DirectX 12 Ultimate (12_2) support and Vulkan 1.4 API level surpass the AMD card's DirectX 12 (12_0) and Vulkan 1.3. The RTX A1000 is also far more power-efficient at 50 W versus 185 W, and it is smaller at 163 mm length versus the AMD card's unspecified dimensions.

The Radeon Pro 580X wins in the broader benchmark average (38,706 vs 34,207) and percentile ranking (82nd vs 79th). It has a Geekbench Metal score of 39,577, which the RTX A1000 lacks entirely. The AMD card also has higher texture rate (172.8 GTexel/s vs 105.3 GTexel/s) and higher memory bandwidth (218.9 GB/s vs 192.0 GB/s), despite using older GDDR5 memory on a 256-bit bus versus the RTX A1000's GDDR6 on a 128-bit bus. The Radeon Pro 580X also uses the Apple MPX bus interface, which is relevant for Mac systems.

For gaming or graphics-intensive tasks, the RTX A1000's 46.78 GPixel/s pixel rate exceeds the AMD card's 38.40 GPixel/s. The RTX A1000 also has a higher FP32 throughput at 6.737 TFLOPS versus 5.530 TFLOPS. These numbers favor the NVIDIA card in most compute and rendering scenarios.

FAQ

Q: Which card has a higher average benchmark score?

A: The AMD Radeon Pro 580X has a higher average benchmark score of 38,706, compared to the NVIDIA RTX A1000's 34,207.

Q: What is the biggest performance gap in the head-to-head results?

A: The largest gap is in Geekbench OpenCL, where the NVIDIA RTX A1000 scores 52,078 against the AMD Radeon Pro 580X's 36,426, a 30.1% difference.

Q: Does the RTX A1000 support ray tracing?

A: Yes, the NVIDIA RTX A1000 has 18 RT cores, while the AMD Radeon Pro 580X has no RT cores listed.

Q: Which card is more power-efficient?

A: The NVIDIA RTX A1000 has a TDP of 50 W, while the AMD Radeon Pro 580X has a TDP of 185 W, making the RTX A1000 significantly more efficient.

Q: Which card supports the Metal API?

A: The AMD Radeon Pro 580X has a Geekbench Metal score of 39,577, while the NVIDIA RTX A1000 has no Metal benchmark score in the database.

Q: What are the memory types for each card?

A: The AMD Radeon Pro 580X uses 8 GB of GDDR5 memory on a 256-bit bus, while the NVIDIA RTX A1000 uses 8 GB of GDDR6 memory on a 128-bit bus.

Architecture Differences

The two cards come from different architectural generations with fundamentally different designs. The AMD Radeon Pro 580X uses the Ellesmere chip based on GCN 4.0 architecture, manufactured on a 14 nm process at GlobalFoundries. It contains 5,700 million transistors on a 232 mm² die, yielding a transistor density of 24.6 million per mm². The NVIDIA RTX A1000 uses the GA107 chip based on Ampere architecture, manufactured on an 8 nm process at Samsung. It contains 8,700 million transistors on a 200 mm² die, yielding a transistor density of 43.5 million per mm². The RTX A1000 packs 52.6% more transistors into a 13.8% smaller die, reflecting the denser process node.

The compute architectures diverge significantly. The Radeon Pro 580X has 2,304 shading units, 144 TMUs, and 32 ROPs, with no dedicated RT or tensor cores. The RTX A1000 also has 2,304 shading units and 32 ROPs, but only 72 TMUs. Critically, the RTX A1000 adds 18 RT cores and 72 tensor cores, enabling hardware ray tracing and AI acceleration that the AMD card cannot perform. The RTX A1000's FP32 throughput is 6.737 TFLOPS versus 5.530 TFLOPS for the Radeon Pro 580X, a 21.8% advantage. However, the AMD card has a higher texture rate at 172.8 GTexel/s versus 105.3 GTexel/s, while the NVIDIA card has a higher pixel rate at 46.78 GPixel/s versus 38.40 GPixel/s.

API support also differs. The RTX A1000 supports DirectX 12 Ultimate (12_2) and Vulkan 1.4, while the Radeon Pro 580X supports DirectX 12 (12_0) and Vulkan 1.3. Both cards support OpenGL 4.6. The RTX A1000's newer API support reflects its more recent architecture and enables features like hardware ray tracing and mesh shaders.

Specification Differences

The two cards differ across nearly every specification category. The process node differs dramatically: 14 nm for the AMD card versus 8 nm for the NVIDIA card. Transistor count is 5,700 million for the Radeon Pro 580X versus 8,700 million for the RTX A1000. Die size is 232 mm² for AMD versus 200 mm² for NVIDIA. Transistor density is 24.6M per mm² versus 43.5M per mm².

Clock speeds show different strategies. The AMD card has a base clock of 1100 MHz and boost of 1200 MHz, while the NVIDIA card has a lower base of 727 MHz but a much higher boost of 1462 MHz. Memory clocks also differ: 1710 MHz with 6.8 Gbps effective for the AMD card versus 1500 MHz with 12 Gbps effective for the NVIDIA card. The AMD card uses 8 GB GDDR5 on a 256-bit bus with 218.9 GB/s bandwidth, while the NVIDIA card uses 8 GB GDDR6 on a 128-bit bus with 192.0 GB/s bandwidth.

The RTX A1000 has 18 RT cores and 72 tensor cores, while the Radeon Pro 580X has none. TMU count differs at 144 for AMD versus 72 for NVIDIA, though ROPs are equal at 32. TDP is a major differentiator: 185 W for the AMD card versus 50 W for the NVIDIA card, with the RTX A1000 requiring no power connectors and suggesting a 250 W PSU. The AMD card uses an Apple MPX bus interface, while the NVIDIA card uses PCIe 4.0 x8. Display outputs differ as well: 2x HDMI 2.0b for the AMD card versus 4x mini-DisplayPort 1.4a for the NVIDIA card. The RTX A1000 is a single-slot card measuring 163 mm by 69 mm, while the AMD card's dimensions are listed as an IGP with null dimensions. Production status also differs: the Radeon Pro 580X is end-of-life, while the RTX A1000 is active.