Intel Arc Pro B70 vs NVIDIA B300 Comparison

FAQ

Q: What are the core specifications of the Intel Arc Pro B70?

A: The Intel Arc Pro B70 uses the BMG-G31 chip built on the Xe2-HPG architecture, specifically from the Battlemage (Pro Series) generation. It is manufactured by TSMC on a 5 nm process with a die size of 368 mm². The GPU features 4096 shading units, 256 TMUs, 128 ROPs, and 32 RT cores. Its memory subsystem consists of 32 GB of GDDR6 on a 256-bit bus, delivering 608.0 GB/s of bandwidth.

Q: What are the core specifications of the NVIDIA B300?

A: The NVIDIA B300 is based on the GB110 chip and uses the Blackwell Ultra architecture from the Server Blackwell (Bxx) generation. It is also manufactured by TSMC on a 5 nm process and contains 104,000 million transistors. The GPU has 18944 shading units, 592 TMUs, 24 ROPs, and 592 tensor cores. It is equipped with 144 GB of HBM3e memory on a 4096-bit bus, providing 4.10 TB/s of bandwidth.

Q: How do the clock speeds compare between the two GPUs?

A: The Intel Arc Pro B70 operates at a base clock of 2280 MHz and a boost clock of 2800 MHz, with memory running at 2375 MHz (19 Gbps effective). The NVIDIA B300 has a lower base clock of 1665 MHz and a boost clock of 2032 MHz, with memory at 2000 MHz (8 Gbps effective). The Intel part has substantially higher GPU clocks, while the NVIDIA part relies on a wider memory interface and faster memory type.

Q: What are the power requirements for each GPU?

A: The Intel Arc Pro B70 has a TDP of 230 W and requires a suggested PSU of 550 W. It uses a single 8-pin power connector and occupies a dual-slot form factor. The NVIDIA B300 has a TDP of 1400 W with a suggested PSU of 1800 W. It is designed as an SXM Module with no discrete power connectors listed, reflecting its server-oriented design.

Q: What display outputs do these GPUs provide?

A: The Intel Arc Pro B70 includes 1x HDMI 2.1 and 3x DisplayPort 2.1 outputs, making it suitable for workstation or consumer display connectivity. The NVIDIA B300 has no display outputs, which is consistent with its server accelerator role where video output is not required.

Q: What is the release timeline and production status for each?

A: The Intel Arc Pro B70 is scheduled for release on 2026-03-25. The NVIDIA B300 was released on 2025-09-10 and has a production status of Active. The NVIDIA part lists its predecessor as Server Hopper and successor as Server Rubin, while the Intel part has no listed predecessor or successor.

The Verdict

The data presents two extremely different products that target separate segments despite both being classified as GPUs. The Intel Arc Pro B70 is a workstation-oriented card with display outputs, a moderate 230 W power envelope, and a dual-slot physical design. The NVIDIA B300 is a server accelerator with no display outputs, a 1400 W TDP, and an SXM Module form factor intended for dense compute installations.

For users needing a PCIe 5.0 x16 card with direct display connectivity, the Intel Arc Pro B70 is the only viable option between the two, as it provides HDMI 2.1 and DisplayPort 2.1 outputs. Its 32 GB of GDDR6 memory and 2280 MHz base clock indicate a focus on professional graphics workloads where rendering and display output matter. The Intel part also supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, giving it broad API compatibility for graphics applications.

The NVIDIA B300 is the clear choice for compute-heavy environments where raw throughput dominates. Its 76.99 TFLOPS FP32 performance is more than triple that of the Intel part, and its 4.10 TB/s memory bandwidth is nearly seven times higher. The 144 GB HBM3e capacity is 4.5 times larger than the Intel card's 32 GB, making it suitable for massive datasets in AI training or scientific simulation. The B300's FP16 performance of 1,231.8 TFLOPS (16:1) versus the Intel's 45.88 TFLOPS (2:1) further underscores its compute orientation, though the ratio difference means the comparison is not direct.

Buyers should note that the Intel Arc Pro B70 has a launch MSRP of 949 USD, while the NVIDIA B300 has no listed launch MSRP, suggesting it is a custom-order or datacenter-partner product. The Intel card's dual-slot width and single 8-pin power connector make it far easier to integrate into standard workstation chassis. The NVIDIA B300's SXM Module form factor requires specialized server infrastructure and 1800 W PSU support, which limits its deployment to dedicated compute racks.

In summary, the Intel Arc Pro B70 suits graphics workstations requiring display output and moderate power. The NVIDIA B300 suits server deployments prioritizing memory capacity, bandwidth, and FP32/FP16 compute throughput. Neither product is a substitute for the other in their primary roles.

Head-to-Head Benchmarks

The head-to-head benchmark data between these two GPUs is empty, meaning no direct comparative measurements exist in the database. However, the specification-level differences provide clear performance indicators that can be analyzed.

The most significant advantage for the NVIDIA B300 lies in FP32 compute. The B300 delivers 76.99 TFLOPS against the Intel Arc Pro B70's 22.94 TFLOPS, representing a 3.36x advantage for the NVIDIA part. This raw floating-point throughput difference is central to compute workloads such as simulation, rendering farms, and AI inference where FP32 precision is required.

Memory bandwidth tells an even more dramatic story. The NVIDIA B300 provides 4.10 TB/s of bandwidth from its HBM3e memory, while the Intel Arc Pro B70 offers 608.0 GB/s from GDDR6. The B300's bandwidth is 6.74x higher, which directly impacts memory-bound operations like large matrix multiplications, data streaming, and high-resolution texture processing. The B300 also holds a capacity advantage with 144 GB versus 32 GB, a 4.5x difference that allows far larger datasets to reside on the GPU without host memory transfers.

Texture throughput favors the NVIDIA part as well. The B300 achieves 1,202.9 GTexel/s compared to the Intel's 716.8 GTexel/s, a 1.68x advantage. This stems from the B300's 592 TMUs versus the Intel's 256 TMUs, though the Intel part's higher boost clock partially compensates for its fewer texture units.

Pixel rate is one area where the Intel Arc Pro B70 leads. The Intel card achieves 358.4 GPixel/s versus the NVIDIA B300's 48.77 GPixel/s, a 7.35x advantage for Intel. This is explained by the Intel part's 128 ROPs operating at 2800 MHz boost, while the B300 has only 24 ROPs at 2032 MHz. For traditional rasterization workloads with high pixel output requirements, the Intel GPU holds a decisive edge.

FP16 performance requires careful interpretation due to different ratio implementations. The Intel Arc Pro B70 delivers 45.88 TFLOPS at a 2:1 ratio, meaning it uses two cycles for FP16 relative to FP32. The NVIDIA B300 delivers 1,231.8 TFLOPS at a 16:1 ratio, meaning its FP16 throughput is achieved with a much larger disparity from FP32. In absolute terms, the B300's FP16 output is 26.85x higher, but this does not translate directly to real-world performance because the ratios indicate different hardware utilization efficiencies.

Clock speeds further differentiate the pair. The Intel Arc Pro B70 has a 2280 MHz base clock and 2800 MHz boost, while the NVIDIA B300 operates at 1665 MHz base and 2032 MHz boost. The Intel part's 37% higher boost clock helps its rasterization and pixel throughput, while the B300 compensates through its massive shader count and memory bandwidth.

The overall database percentile for both GPUs is 50, indicating they sit at the median of all recorded GPUs. This is a starting point for context, but the empty head-to-head fields mean no direct score comparison can be made. The winsA and winsB counters are both zero, reflecting the absence of recorded benchmark matchups.

Specification Differences

The Intel Arc Pro B70 and NVIDIA B300 differ across nearly every major specification field. The Intel part uses the BMG-G31 chip, while the NVIDIA part uses the GB110. The Intel card belongs to the Battlemage (Pro Series) generation with Xe2-HPG architecture, whereas the NVIDIA card is from the Server Blackwell (Bxx) generation with Blackwell Ultra architecture.

Manufacturing process is identical at 5 nm from TSMC for both. The die size is 368 mm² for the Intel part, while the NVIDIA die size is not recorded. Transistor count is unknown for Intel but listed as 104,000 million for NVIDIA.

Clock speeds show the Intel part running at 2280 MHz base and 2800 MHz boost versus the NVIDIA's 1665 MHz base and 2032 MHz boost. Memory clocks differ at 2375 MHz (19 Gbps effective) for Intel and 2000 MHz (8 Gbps effective) for NVIDIA.

Memory configuration is a major differentiator. The Intel card has 32 GB GDDR6 on a 256-bit bus with 608.0 GB/s bandwidth. The NVIDIA card has 144 GB HBM3e on a 4096-bit bus with 4.10 TB/s bandwidth.

Compute unit counts vary significantly. The Intel GPU has 4096 shading units, 256 TMUs, 128 ROPs, and 32 RT cores with no tensor cores listed. The NVIDIA GPU has 18944 shading units, 592 TMUs, 24 ROPs, no RT cores listed, and 592 tensor cores.

Performance rates show the Intel part at 358.4 GPixel/s pixel rate and 716.8 GTexel/s texture rate. The NVIDIA part delivers 48.77 GPixel/s and 1,202.9 GTexel/s respectively. FP32 is 22.94 TFLOPS for Intel versus 76.99 TFLOPS for NVIDIA, and FP16 is 45.88 TFLOPS (2:1) for Intel versus 1,231.8 TFLOPS (16:1) for NVIDIA.

Power and physical design differ sharply. The Intel card has a 230 W TDP, dual-slot width, one 8-pin power connector, and a suggested PSU of 550 W. The NVIDIA module has a 1400 W TDP, SXM Module slot width, no power connectors listed, and a suggested PSU of 1800 W.

Bus interface is PCIe 5.0 x16 for both. Display outputs exist only on the Intel card with 1x HDMI 2.1 and 3x DisplayPort 2.1, while the NVIDIA has none. API support is present for Intel (DirectX 12 Ultimate, OpenGL 4.6, Vulkan 1.4) and absent for NVIDIA.

Dimensions are recorded only for the Intel card at 267 mm length, 110 mm height, and 39 mm width. The NVIDIA dimensions are not listed. Release dates are 2026-03-25 for Intel and 2025-09-10 for NVIDIA. The Intel card has a launch MSRP of 949 USD, while the NVIDIA has none.

Architecture Differences

The architectural split between these GPUs is fundamental. Intel's Xe2-HPG architecture in the Arc Pro B70 is designed for graphics rendering with a focus on rasterization and ray tracing. It includes 32 dedicated RT cores, which the NVIDIA B300 does not list, suggesting the B300 omits RT hardware in favor of compute resources. The Intel architecture supports a full graphics API stack including DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, indicating its role as a general-purpose graphics processor.

NVIDIA's Blackwell Ultra architecture in the B300 is built for server-scale compute. It features 592 tensor cores, which the Intel part lacks entirely. The B300 has no display outputs and no API support listed, confirming its purpose as an accelerator rather than a graphics card. The 18944 shading units in the B300 represent a massive parallel compute array, while the Intel part's 4096 shading units prioritize efficiency for graphics workloads.

The cache and memory hierarchy differ through the memory types. The Intel part uses GDDR6, which is a graphics-oriented memory with moderate bandwidth but lower power per bit. The NVIDIA part uses HBM3e, which provides extreme bandwidth (4.10 TB/s) and capacity (144 GB) suited for data-intensive compute. The 4096-bit memory bus on the B300 is 16 times wider than the Intel's 256-bit bus, reflecting completely different memory subsystem philosophies.

The transistor count disparity is notable: 104,000 million for the B300 versus an unknown figure for the Intel part. The B300's die is likely larger given its transistor count, though no die size is recorded for it. The Intel die measures 368 mm², which is substantial for a graphics card but small relative to server-class accelerators.

Generation timing also differs. The Intel part is from the Battlemage (Pro Series) generation, while the NVIDIA part is from the Server Blackwell (Bxx) generation. The NVIDIA predecessor is Server Hopper and successor is Server Rubin, showing a clear server product lineage. The Intel part has no listed predecessor or successor, indicating it may be a standalone entry in the professional graphics segment.

The FP16 ratio difference is architecturally significant. Intel's 2:1 ratio means its FP16 hardware is tightly coupled with FP32 execution, typical for graphics rendering where mixed precision is less common. NVIDIA's 16:1 ratio indicates a tensor-heavy design where FP16 is processed through dedicated tensor cores with high throughput, optimized for AI training and inference rather than graphics.

Production status also differs, with the NVIDIA B300 marked as Active while the Intel Arc Pro B70 has no production status listed. This aligns with the NVIDIA part being released earlier and already in production, while the Intel part is scheduled for future release.