Intel HD Graphics P530 vs NVIDIA GeForce RTX 3080 12 GB Comparison

NVIDIA GeForce RTX 3080 12 GB and Intel HD Graphics P530 occupy opposite extremes of the GPU spectrum, and their benchmark data reflects a fundamental chasm in capability. The RTX 3080 12 GB delivers a 3DMark Steel Nomad DX12 score of 4791, placing it in the 28th percentile of all GPUs, while the Intel HD Graphics P530 averages 4560 across Geekbench OpenCL and Vulkan tests, sitting in the 26th percentile. Despite the seemingly close percentile rankings, the tests are entirely different workloads, and the raw specifications tell a story of divergence that no single number can bridge.

Head-to-Head Benchmarks

The only direct benchmark available for the RTX 3080 12 GB is 3DMark Steel Nomad DX12, where it scores 4791. This figure places it in a tight cluster with its nearest rivals: it sits 0.1% ahead of the AMD Radeon R5 M255 (4788), 0.8% ahead of the AMD Radeon R5 M335 (4752), 1.1% behind the NVIDIA GeForce 940MX (4844), and 1.3% behind the NVIDIA GeForce GTX 560M (4855). The data shows a remarkably narrow spread—the entire rival group falls within a 2.1% window of the RTX 3080 12 GB's score, suggesting that in this specific DX12 test, the card is essentially performance-parity with these much older mobile and entry-level parts.

The Intel HD Graphics P530, by contrast, has two benchmark results: a Geekbench OpenCL score of 4549 and a Geekbench Vulkan score of 4571, averaging to 4560. Its nearest rivals cluster similarly tightly: it is 0.2% behind the AMD Radeon RX 560 (4569), 0.4% behind the AMD Radeon R5 M230 (4577), 1.2% ahead of the AMD FirePro W4190M (4505), and 1.3% behind the NVIDIA Quadro M3000M (4621). Again, the entire rival set spans just 2.5%, indicating that the P530's compute performance in these synthetic workloads is comparable to a broad swath of low-end discrete and older integrated solutions.

Interpreting these numbers requires caution because the tests differ. The RTX 3080 12 GB's 4791 in Steel Nomad is a DX12 gaming-oriented workload, while the P530's scores come from OpenCL and Vulkan compute tests. What the data does show is that neither card dominates its immediate rivals by a significant margin—the largest delta in either group is 1.3%. This suggests that in their respective benchmark ecosystems, both cards sit at a performance plateau where incremental architectural changes yield minimal percentile movement. The RTX 3080 12 GB's average benchmark score of 4791 exactly matches its single Steel Nomad result, while the P530's average of 4560 is the midpoint of its two Geekbench scores.

The Verdict

The verdict is starkly one-sided for gaming and high-performance workloads. The RTX 3080 12 GB is a dedicated, dual-slot discrete GPU with 8960 shading units, 280 texture mapping units, and 96 raster output units, delivering 30.64 TFLOPS of FP32 performance. The Intel HD Graphics P530 is an integrated processor graphics solution with 192 shading units, 16 TMUs, and just 3 ROPs, producing 384.0 GFLOPS of FP32. The data shows a 79.8x difference in raw FP32 throughput—30.64 TFLOPS versus 0.384 TFLOPS—which translates directly to the RTX 3080 12 GB being the only viable choice for any 3D rendering, gaming, or compute-intensive task.

For users who require discrete graphics performance, the RTX 3080 12 GB is the clear pick. Its 12 GB of GDDR6X memory on a 384-bit bus provides 912.4 GB/s of bandwidth, compared to the P530's system-shared memory with system-dependent bandwidth. The RTX 3080 12 GB also supports DirectX 12 Ultimate (12_2), while the P530 is limited to DirectX 12 (12_1), and the RTX card includes 70 ray tracing cores and 280 tensor cores, features entirely absent from the Intel part. The P530, conversely, is suited only for basic display output and light 2D workloads, with its 15 W TDP and IGP slot width making it a low-power embedded solution, not a performance part.

Architecture Differences

The architectural gap between these two GPUs is generational and fundamental. The NVIDIA GeForce RTX 3080 12 GB uses the GA102 chip built on Ampere architecture, fabricated by Samsung on an 8 nm process node with 28,300 million transistors on a 628 mm² die, yielding a transistor density of 45.1 million per square millimeter. The Intel HD Graphics P530 uses the Skylake GT2 chip on Generation 9.0 architecture, fabricated by Intel on a 14 nm+ process with no transistor count listed and a much smaller 123 mm² die. The die size difference alone—628 mm² versus 123 mm²—represents a 5.1x area advantage for NVIDIA, which accommodates vastly more compute resources.

The RTX 3080 12 GB features 8960 shading units, 280 TMUs, 96 ROPs, 70 RT cores, and 280 tensor cores, enabling hardware-accelerated ray tracing and AI-based tensor operations. The P530 has 192 shading units, 16 TMUs, and 3 ROPs, with no RT or tensor cores, meaning it lacks dedicated hardware for ray tracing or deep learning inference. Clock speeds also differ dramatically: the RTX 3080 12 GB runs at a base of 1260 MHz and boosts to 1710 MHz, while the P530 operates at a base of 350 MHz and boosts to 1000 MHz. Memory technology is another divider—the RTX card uses 12 GB of GDDR6X at 19 Gbps effective, while the P530 relies on system-shared memory with no dedicated VRAM, making its performance dependent on the host system's RAM.

FAQ

Q: Which GPU has higher raw compute throughput?

A: The NVIDIA GeForce RTX 3080 12 GB delivers 30.64 TFLOPS of FP32 performance, while the Intel HD Graphics P530 provides 384.0 GFLOPS—a 79.8x difference in favor of the RTX card.

Q: Does the Intel HD Graphics P530 support ray tracing?

A: No. The P530 has no ray tracing cores, whereas the RTX 3080 12 GB includes 70 RT cores specifically for hardware-accelerated ray tracing.

Q: What is the memory configuration of each GPU?

A: The RTX 3080 12 GB has 12 GB of GDDR6X on a 384-bit bus with 912.4 GB/s bandwidth, while the P530 uses system-shared memory with system-dependent bandwidth and bus width.

Q: How do their pixel and texture rates compare?

A: The RTX 3080 12 GB achieves 164.2 GPixel/s and 478.8 GTexel/s, whereas the P530 manages 3.000 GPixel/s and 16.00 GTexel/s—a 54.7x difference in pixel rate and 29.9x in texture rate.

Q: Are these GPUs still in production?

A: Both are end-of-life products. The RTX 3080 12 GB was released on January 10, 2022, and the P530 on August 31, 2015.

Q: What are their power requirements?

A: The RTX 3080 12 GB has a 350 W TDP and requires a 750 W suggested power supply with a 1x 12-pin connector, while the P530 has a 15 W TDP and no dedicated power connectors as an integrated GPU.

Where Each One Wins

The RTX 3080 12 GB wins decisively in every performance-oriented category. Its 30.64 TFLOPS FP32 throughput, 912.4 GB/s memory bandwidth, and 164.2 GPixel/s pixel rate make it suitable for high-resolution gaming, 3D rendering, video editing, and machine learning inference. The presence of 70 RT cores enables real-time ray tracing, and 280 tensor cores accelerate AI workloads. Its DirectX 12 Ultimate support ensures compatibility with the latest gaming features, and its dual-slot form factor with PCIe 4.0 x16 interface provides ample bandwidth for data transfer. The 285 mm length and 112 mm height indicate a large, powerful card designed for desktop workstations and gaming rigs.

The Intel HD Graphics P530 wins in power efficiency and physical footprint. Its 15 W TDP is 23.3x lower than the RTX 3080 12 GB's 350 W, making it suitable for low-power embedded systems and laptops where battery life and thermal management are priorities. As an IGP with a Ring Bus interface, it requires no additional power connectors and fits into any motherboard with compatible integrated graphics support. Its display outputs are motherboard-dependent, offering flexibility for basic display tasks. The P530's 123 mm² die size and 3 ROPs indicate a minimal graphics solution for office productivity, 2D applications, and video playback, where its 384.0 GFLOPS is more than sufficient for non-3D workloads.

Specification Differences

The specifications diverge on nearly every measurable field. The RTX 3080 12 GB uses an 8 nm Samsung process with 28,300 million transistors on a 628 mm² die, while the P530 uses a 14 nm+ Intel process with no transistor count on a 123 mm² die. The RTX card has 8960 shading units versus 192, 280 TMUs versus 16, and 96 ROPs versus 3. Clock speeds: 1260 MHz base and 1710 MHz boost for NVIDIA, versus 350 MHz base and 1000 MHz boost for Intel. Memory: 12 GB GDDR6X with 384-bit bus and 912.4 GB/s bandwidth, versus system-shared with system-dependent bandwidth.

The RTX 3080 12 GB includes 70 RT cores and 280 tensor cores, while the P530 has neither. Pixel rate is 164.2 GPixel/s versus 3.000 GPixel/s, and texture rate is 478.8 GTexel/s versus 16.00 GTexel/s. FP32 performance is 30.64 TFLOPS versus 384.0 GFLOPS, and FP16 is 30.64 TFLOPS (1:1) versus 768.0 GFLOPS (2:1). TDP: 350 W versus 15 W. The RTX card is dual-slot with a 1x 12-pin power connector and 750 W suggested PSU; the P530 is an IGP with no connectors or PSU requirement. Bus interface: PCIe 4.0 x16 versus Ring Bus. Display outputs: 1x HDMI 2.1 and 3x DisplayPort 1.4a versus motherboard-dependent. DirectX support: 12 Ultimate (12_2) versus 12 (12_1). Vulkan: 1.4 versus 1.3. Physical dimensions: 285 mm x 112 mm x 40 mm for the RTX card, while the P530 lists no dimensions as an integrated solution.