Intel Arc G3 vs NVIDIA B200 SXM6 Comparison

FAQ

Q: What are the core architectural differences between the Intel Arc G3 and the NVIDIA B200 SXM6?

A: The Intel Arc G3 uses the Panther Lake chip with Xe3-LPG architecture on Intel's 3 nm process, while the NVIDIA B200 SXM6 uses the GB100 chip with Blackwell architecture on TSMC's 5 nm process. The B200 SXM6 is built for server deployments, while the G3 is an integrated graphics processor.

Q: How do the memory subsystems compare between these two GPUs?

A: The Intel Arc G3 uses System Shared memory, meaning its memory size, type, bus width, and bandwidth are all dependent on the host system. The NVIDIA B200 SXM6 has 180 GB of HBM3e memory on a 8192-bit bus, delivering 8.19 TB/s of bandwidth.

Q: What is the difference in raw compute throughput?

A: The NVIDIA B200 SXM6 delivers 69.34 TFLOPS of FP32 performance and 69.34 TFLOPS of FP16 (1:1), while the Intel Arc G3 delivers 6.144 TFLOPS of FP32 and 12.29 TFLOPS of FP16 (2:1). The B200 SXM6 is roughly 11 times ahead in FP32 throughput.

Q: Which GPU has more shading units and tensor cores?

A: The NVIDIA B200 SXM6 has 18,944 shading units and 592 tensor cores. The Intel Arc G3 has 1,280 shading units and no dedicated tensor cores listed in the database.

Q: What are the power requirements for each?

A: The Intel Arc G3 has a thermal design power of 25 W and requires no power connectors, as it is an integrated graphics processor. The NVIDIA B200 SXM6 has a thermal design power of 1000 W and requires a suggested power supply of 1400 W.

Q: What API support does each GPU offer?

A: The Intel Arc G3 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The NVIDIA B200 SXM6 has no API support listed for DirectX, OpenGL, or Vulkan, reflecting its server-focused design.

Architecture Differences

The Intel Arc G3 and NVIDIA B200 SXM6 represent two fundamentally different design philosophies. The G3 is an integrated graphics processor built on Intel's Panther Lake chip using the Xe3-LPG architecture, fabricated on a 3 nm process at Intel's own foundry. The B200 SXM6 is a discrete server module built on NVIDIA's GB100 chip using the Blackwell architecture, fabricated on a 5 nm process at TSMC.

The B200 SXM6 packs 208,000 million transistors on a 1628 mm² die, with a transistor density of 127.8M per mm². The G3's transistor count and die size are listed as unknown in the database. This difference in scale explains the massive gap in compute resources. The B200 SXM6 has 18,944 shading units, 592 texture mapping units, and 24 raster operation units, while the G3 has 1,280 shading units, 40 TMUs, and 20 ROPs.

Memory architecture diverges sharply. The G3 uses System Shared memory, making its memory performance entirely dependent on the host laptop or portable device. The B200 SXM6 provides 180 GB of HBM3e memory across an 8192-bit bus, achieving 8.19 TB/s of bandwidth. The B200 SXM6 also has 592 tensor cores, while the G3 lists no tensor cores.

Clock behavior differs significantly. The G3 operates at a base clock of 300 MHz and boosts to 2400 MHz. The B200 SXM6 has a much lower base clock of 120 MHz but boosts to 1830 MHz, with memory running at 2000 MHz (8 Gbps effective). The B200 SXM6's lower base clock likely reflects power management on a 1000 W module.

The G3 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, making it a fully capable graphics solution for consumer workloads. The B200 SXM6 lists no API support, as it is designed for compute and server workloads rather than graphics rendering. The G3's display outputs are portable device dependent, while the B200 SXM6 has no display outputs at all.

Production status for both is Active. The B200 SXM6 was released in 2024, while the G3's release date is listed as 2026. The B200 SXM6 succeeds the Server Hopper generation and precedes Server Rubin. The G3 lists no predecessor or successor.

Head-to-Head Benchmarks

The database shows no direct head-to-head benchmark results between the Intel Arc G3 and the NVIDIA B200 SXM6, and neither GPU has recorded benchmark scores. Both GPUs sit at the 50th percentile against all GPUs in the database, though this reflects missing benchmark data rather than comparable performance.

Despite the absence of measured benchmark scores, the recorded specifications allow for direct comparisons of theoretical throughput. The B200 SXM6 delivers 69.34 TFLOPS of FP32 performance, which is 11.3 times the G3's 6.144 TFLOPS. In texture processing, the B200 SXM6 achieves 1,083.4 GTexel/s versus the G3's 96.00 GTexel/s, a margin of roughly 11.3 times. The pixel rates are closer: the G3 achieves 48.00 GPixel/s while the B200 SXM6 achieves 43.92 GPixel/s, with the G3 ahead by about 9 percent.

The FP16 comparison shows a different ratio. The B200 SXM6 delivers 69.34 TFLOPS of FP16 at a 1:1 ratio, while the G3 delivers 12.29 TFLOPS at a 2:1 ratio. The B200 SXM6 is 5.6 times ahead in raw FP16 throughput, but the G3's 2:1 ratio means it processes FP16 at twice the rate of its FP32, while the B200 SXM6 processes both at the same rate.

Memory bandwidth separates the two by an enormous margin. The B200 SXM6's 8.19 TB/s of bandwidth is orders of magnitude higher than the G3's system-dependent shared memory, which has no fixed bandwidth figure in the database. The B200 SXM6's 8192-bit memory bus is a server-class design, while the G3 relies entirely on the host system's memory subsystem.

The B200 SXM6 also holds a decisive advantage in shading units, with 18,944 versus 1,280, and texture mapping units, with 592 versus 40. The G3 counters with more ROPs relative to its size, 20 versus 24 for the B200 SXM6, and a higher pixel rate despite having fewer shading resources. The B200 SXM6's pixel rate is limited by its low base clock of 120 MHz, though its boost clock of 1830 MHz partially compensates.

The G3 has 10 ray tracing cores, while the B200 SXM6 lists no ray tracing cores in the database. This suggests the G3 is designed to handle real-time ray tracing workloads, while the B200 SXM6 focuses on compute and tensor operations.

The Verdict

The data clearly indicates that the NVIDIA B200 SXM6 is the superior performer for compute-heavy server workloads. Its 69.34 TFLOPS of FP32, 180 GB of HBM3e memory, 8.19 TB/s of bandwidth, and 592 tensor cores place it in an entirely different performance class than the Intel Arc G3. The B200 SXM6 is designed for massive parallel processing, and its specification sheet confirms this purpose.

The Intel Arc G3 is an integrated graphics solution for portable devices, with a 25 W power envelope and system-shared memory. Its 6.144 TFLOPS of FP32 and 12.29 TFLOPS of FP16 are appropriate for a low-power integrated GPU, and its support for DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 makes it a functional consumer graphics solution.

Users who need server-grade compute, large memory pools, and tensor processing should select the NVIDIA B200 SXM6. Users who need an integrated GPU for a portable device with modern graphics API support and ray tracing capability should select the Intel Arc G3. The two GPUs target mutually exclusive use cases, and the data reflects that split.

The B200 SXM6 carries a launch MSRP of 34,999 USD, while the G3 has no listed launch MSRP. The G3's power consumption of 25 W versus the B200 SXM6's 1000 W further reinforces the intended deployment scenarios.

Specification Differences

| Specification | Intel Arc G3 | NVIDIA B200 SXM6 |

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

| Chip | Panther Lake | GB100 |

| Architecture | Xe3-LPG | Blackwell |

| Process Node | 3 nm | 5 nm |

| Foundry | Intel | TSMC |

| Transistors | unknown | 208,000 million |

| Die Size | unknown | 1628 mm² |

| Transistor Density | null | 127.8M / mm² |

| Base Clock | 300 MHz | 120 MHz |

| Boost Clock | 2400 MHz | 1830 MHz |

| Memory Size | System Shared | 180 GB |

| Memory Type | System Shared | HBM3e |

| Memory Bus Width | System Shared | 8192 bit |

| Memory Bandwidth | System Dependent | 8.19 TB/s |

| Shading Units | 1280 | 18944 |

| TMUs | 40 | 592 |

| ROPs | 20 | 24 |

| RT Cores | 10 | null |

| Tensor Cores | null | 592 |

| Pixel Rate | 48.00 GPixel/s | 43.92 GPixel/s |

| Texture Rate | 96.00 GTexel/s | 1,083.4 GTexel/s |

| FP32 | 6.144 TFLOPS | 69.34 TFLOPS |

| FP16 | 12.29 TFLOPS (2:1) | 69.34 TFLOPS (1:1) |

| TDP | 25 W | 1000 W |

| Slot Width | IGP | SXM Module |

| Power Connectors | None | null |

| Suggested PSU | null | 1400 W |

| Bus Interface | IGP | PCIe 6.0 x16 |

| Display Outputs | Portable Device Dependent | No outputs |

| DirectX | 12 Ultimate (12_2) | N/A |

| OpenGL | 4.6 | N/A |

| Vulkan | 1.4 | N/A |

| Release Date | 2026-05-31 | 2024-10-31 |

| Predecessor | null | Server Hopper |

| Successor | null | Server Rubin |

| Launch MSRP | null | 34,999 USD |

Where Each One Wins

The Intel Arc G3 wins in several specific categories. Its pixel rate of 48.00 GPixel/s exceeds the B200 SXM6's 43.92 GPixel/s. Its base clock of 300 MHz is 2.5 times higher than the B200 SXM6's 120 MHz. Its boost clock of 2400 MHz is 31 percent higher than the B200 SXM6's 1830 MHz. The G3 has 10 ray tracing cores, while the B200 SXM6 has none listed. The G3 supports modern graphics APIs including DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, while the B200 SXM6 supports none. The G3 consumes 25 W versus 1000 W, and its integrated design requires no power connectors or external power supply.

The NVIDIA B200 SXM6 wins decisively in raw compute. Its FP32 throughput of 69.34 TFLOPS is 11.3 times the G3's 6.144 TFLOPS. Its FP16 throughput of 69.34 TFLOPS is 5.6 times the G3's 12.29 TFLOPS. Its texture rate of 1,083.4 GTexel/s is 11.3 times the G3's 96.00 GTexel/s. It has 14.8 times the shading units, 14.8 times the TMUs, and 592 tensor cores versus none for the G3. Its 180 GB of HBM3e memory with 8.19 TB/s of bandwidth stands in contrast to the G3's system-shared memory with no fixed bandwidth. Its 8192-bit memory bus is a server-class feature. Its transistor count of 208,000 million and die size of 1628 mm² demonstrate the scale of its compute resources.

For use cases involving machine learning, tensor operations, large-scale data processing, and server deployments, the B200 SXM6 is the clear choice. For portable devices requiring graphics output, ray tracing, modern API support, and minimal power consumption, the G3 fits that role. The data shows two GPUs optimized for opposite ends of the computing spectrum, with no overlap in their intended workloads.