Intel Arc Graphics 64EU vs Intel Arc Pro B65 Comparison

Head-to-Head Benchmarks

The direct comparison between the Intel Arc Graphics 64EU and the Intel Arc Pro B65 is limited by the available data. The database contains a single benchmark result for the Intel Arc Graphics 64EU: a 3DMark Steel Nomad DX12 score of 733. This places the integrated graphics solution in the 3rd percentile of all GPUs, indicating performance at the very low end of the spectrum. Its closest rivals in the database are the Intel Arc Graphics 32EU and 24EU, both with identical average scores of 733, showing a 0% delta. The AMD Radeon HD 6470M trails slightly with a score of 723, which is 1.4% behind the 64EU part. Conversely, the NVIDIA GeForce GT 415M scores 751, putting it 2.4% ahead.

For the Intel Arc Pro B65, the database shows no recorded benchmark scores and no nearest rivals. The avgBenchmarkScore is 0, and the percentileVsAllGpus field is 50. Without a direct head-to-head benchmark entry or individual scores for the Pro B65, a definitive performance delta cannot be calculated from the recorded data. The 50th percentile placement is a general indicator of mid-range standing among all GPUs, but it does not provide a specific score for a direct comparison.

The most concrete takeaway from the available data is that the Arc Graphics 64EU is anchored at the bottom of the performance scale. Its 733-point Steel Nomad score is a baseline figure, essentially tied with other low-end integrated and entry-level discrete parts from previous generations. The Pro B65, by contrast, has no quantitative benchmark data in the database, so any specific comparison of frame rates or raw scores is unsupported. The data shows a clear gap in available measurements, with the 64EU having a confirmed low score and the Pro B65 lacking any comparable figure.

Architecture Differences

The two GPUs represent distinct architectural generations from Intel. The Intel Arc Graphics 64EU is based on the Xe-LPG architecture and is part of the Arrow Lake-S chip. It uses a 3 nm process node from TSMC. The chip contains 17,800 million transistors on a die size of 243 mm², yielding a transistor density of 73.3M per mm². The Intel Arc Pro B65, in contrast, uses the newer Xe2-HPG architecture and is built on the BMG-G21 chip, belonging to the Battlemage (Pro Series) generation. It is manufactured on a 5 nm process node from TSMC, with 19,600 million transistors on a larger 272 mm² die, resulting in a lower transistor density of 72.1M per mm².

The execution resources differ substantially. The 64EU has 512 shading units, 32 texture mapping units, and 16 render output units. It has no dedicated ray tracing cores. The Pro B65 offers 2560 shading units, 160 TMUs, and 80 ROPs, and it includes 20 ray tracing cores. This represents a 5x increase in shading units and a 5x increase in both TMUs and ROPs for the Pro B65.

Memory architecture is another major divider. The 64EU uses System Shared memory, meaning its size, type, bus width, and bandwidth are all dependent on the host system. The memory clock is also listed as System Shared, and bandwidth is described as System Dependent. The Pro B65 has dedicated memory: 32 GB of GDDR6 on a 256-bit bus, with a memory clock of 2375 MHz (19 Gbps effective) and a bandwidth of 608.0 GB/s.

Clock speeds also differ. The 64EU has a base clock of 300 MHz and a boost clock of 1900 MHz. The Pro B65 operates at a flat 2400 MHz for both base and boost. The power envelope is starkly different: the 64EU is an integrated graphics processor (IGP) with a 65 W TDP, while the Pro B65 is a dual-slot discrete card with a 200 W TDP and a single 8-pin power connector, requiring a 550 W suggested power supply.

The bus interface confirms the usage model. The 64EU connects via a Ring Bus, typical for an integrated part, while the Pro B65 uses PCIe 5.0 x16. Display outputs for the 64EU are Motherboard Dependent, whereas the Pro B65 provides 4x DisplayPort 2.1 outputs. Both share the same API support: DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The release dates are also far apart, with the 64EU launching on 2024-10-23 and the Pro B65 on 2026-03-31.

FAQ

Q: What is the performance difference in the 3DMark Steel Nomad DX12 test?

A: The Intel Arc Graphics 64EU scores 733 points. The Intel Arc Pro B65 has no recorded benchmark score in the database, so a direct numerical comparison is unavailable.

Q: How do the shading unit counts compare?

A: The Intel Arc Graphics 64EU has 512 shading units. The Intel Arc Pro B65 has 2560 shading units, which is a 5x increase.

Q: Does the Intel Arc Pro B65 support ray tracing?

A: Yes, the Intel Arc Pro B65 includes 20 ray tracing cores. The Intel Arc Graphics 64EU has no dedicated ray tracing cores.

Q: What memory does each GPU use?

A: The Intel Arc Graphics 64EU uses System Shared memory, with size, type, and bandwidth dependent on the host system. The Intel Arc Pro B65 uses 32 GB of GDDR6 memory on a 256-bit bus with 608.0 GB/s of bandwidth.

Q: What is the TDP for each card?

A: The Intel Arc Graphics 64EU has a TDP of 65 W and is an integrated part. The Intel Arc Pro B65 has a TDP of 200 W and is a dual-slot discrete card.

Q: What is the process node for each GPU?

A: The Intel Arc Graphics 64EU uses a 3 nm process node from TSMC. The Intel Arc Pro B65 uses a 5 nm process node from TSMC.

The Verdict

The data supports a clear separation of roles. The Intel Arc Graphics 64EU, with its 733 Steel Nomad score and 3rd percentile ranking, is positioned at the entry level. Its performance is statistically tied with the Intel Arc Graphics 32EU and 24EU, and it trades blows with decade-old discrete parts like the AMD Radeon HD 6470M and NVIDIA GeForce GT 415M. This is a solution for basic display output and light workloads, not for demanding 3D applications.

The Intel Arc Pro B65 is a different class of hardware entirely. While it lacks a benchmark score in the database, its architectural specifications indicate a much higher capability ceiling. The 5x increase in shading units, the presence of 20 ray tracing cores, and the dedicated 32 GB GDDR6 memory with 608.0 GB/s bandwidth point to a device designed for professional content creation, rendering, and compute tasks. The 200 W TDP and dual-slot cooler confirm it is a discrete add-in card meant for sustained workloads.

There is no overlap in the data that would suggest choosing the 64EU for anything beyond basic tasks. The Pro B65, based on its specifications, is the only one of the two that could reasonably be used for GPU-accelerated professional work. The absence of a benchmark score for the Pro B65 means the database cannot quantify how much faster it is, but the architectural gap is definitive. For any user with a workload that stresses the GPU, the Pro B65 is the only viable option based on the recorded specifications. For users with minimal needs, the 64EU serves as a low-power integrated solution.

Specification Differences

| Specification | Intel Arc Graphics 64EU | Intel Arc Pro B65 |

|---|---|---|

| Chip | Arrow Lake-S | BMG-G21 |

| Architecture | Xe-LPG | Xe2-HPG |

| Generation | Arc Graphics (Arrow Lake) | Battlemage (Pro Series) |

| Process Node | 3 nm | 5 nm |

| Transistors | 17,800 million | 19,600 million |

| Die Size | 243 mm² | 272 mm² |

| Transistor Density | 73.3M / mm² | 72.1M / mm² |

| Base Clock | 300 MHz | 2400 MHz |

| Boost Clock | 1900 MHz | 2400 MHz |

| Memory Clock | System Shared | 2375 MHz 19 Gbps effective |

| Memory Size | System Shared | 32 GB |

| Memory Type | System Shared | GDDR6 |

| Memory Bus Width | System Shared | 256 bit |

| Memory Bandwidth | System Dependent | 608.0 GB/s |

| Shading Units | 512 | 2560 |

| TMUs | 32 | 160 |

| ROPs | 16 | 80 |

| Ray Tracing Cores | None | 20 |

| Pixel Rate | 30.40 GPixel/s | 192.0 GPixel/s |

| Texture Rate | 60.80 GTexel/s | 384.0 GTexel/s |

| FP32 Performance | 1.946 TFLOPS | 12.29 TFLOPS |

| FP16 Performance | 3.891 TFLOPS (2:1) | 24.58 TFLOPS (2:1) |

| TDP | 65 W | 200 W |

| Slot Width | IGP | Dual-slot |

| Power Connectors | None | 1x 8-pin |

| Suggested PSU | None | 550 W |

| Bus Interface | Ring Bus | PCIe 5.0 x16 |

| Display Outputs | Motherboard Dependent | 4x DisplayPort 2.1 |

| Release Date | 2024-10-23 | 2026-03-31 |

Where Each One Wins

The Intel Arc Graphics 64EU wins in the context of integrated, low-power computing. Its 65 W TDP and IGP slot width mean it requires no additional power connectors and fits into the motherboard's existing thermal solution. The 3 nm process node gives it a manufacturing advantage in density, and its Ring Bus interface is appropriate for a chip that shares system memory. In the database, it holds a 1.4% lead over the AMD Radeon HD 6470M and a 0% delta against the Intel Arc Graphics 32EU and 24EU. It is not a performance winner; it is a convenience and efficiency winner for basic systems.

The Intel Arc Pro B65 wins on every measurable performance specification. Its FP32 throughput of 12.29 TFLOPS is more than 6x that of the 64EU's 1.946 TFLOPS. The pixel rate of 192.0 GPixel/s versus 30.40 GPixel/s and the texture rate of 384.0 GTexel/s versus 60.80 GTexel/s show a similar magnitude of advantage. The dedicated 608.0 GB/s memory bandwidth is a categorical improvement over the system-dependent memory of the 64EU. The 20 ray tracing cores enable hardware-accelerated ray tracing, which the 64EU cannot perform. The 200 W TDP and 550 W suggested PSU indicate a card that requires a proper power supply, but it delivers the performance to justify it.

Use-case separation is stark. The 64EU is suited for office productivity, media playback, and any workload that does not stress the GPU. The Pro B65 is suited for 3D rendering, video editing, compute, and professional visualization tasks, backed by its 32 GB VRAM and high bandwidth. The data shows no scenario where the 64EU would be selected for a GPU-intensive task over the Pro B65. Conversely, the Pro B65 would be wasteful in a low-power, space-constrained system where the 64EU's integrated nature is a benefit.