Intel Arc G3 Extreme vs Intel Arc Pro B50 Comparison

Intel Arc G3 Extreme and Intel Arc Pro B50 are two very different Intel graphics products aimed at different segments of the market. The G3 Extreme is an integrated graphics processor (IGP) built into the Panther Lake mobile platform, while the Pro B50 is a discrete, dual-slot add-in card based on the Battlemage architecture. The recorded data shows that each part has a distinct set of strengths, with the G3 Extreme relying on its processor integration and the Pro B50 using its dedicated memory and larger compute array. The two chips share the same API support, but their physical designs, fabrication processes, and performance characteristics diverge substantially.

Where Each One Wins

The Intel Arc G3 Extreme wins in scenarios that benefit from a tightly integrated graphics solution. As an IGP, it requires no separate power connectors, uses no additional slot space, and depends on system memory for all graphics operations. The G3 Extreme delivers a higher pixel fill rate at 60.00 GPixel/s, which is 44% above the Pro B50’s 41.60 GPixel/s. This suggests the G3 Extreme is better suited for tasks that are heavily rasterization-bound, where the rate of pixel output is the limiting factor. The G3 Extreme also has a lower base clock of 300 MHz, which allows it to idle at a very low frequency, but its boost clock reaches 2500 MHz. The data indicates the G3 Extreme is positioned for devices where space and power are at a premium, and where the CPU and GPU share a common power envelope.

The Intel Arc Pro B50 wins in compute-heavy and memory-intensive workloads. Its FP32 throughput is 10.65 TFLOPS, which is 39% higher than the G3 Extreme’s7.680 TFLOPS. The Pro B50 also provides 224.0 GB/s of dedicated memory bandwidth, a figure that is entirely independent of the host system. The G3 Extreme’s bandwidth is listed as “System Dependent,” meaning its effective throughput depends entirely on the speed and channel configuration of the installed system RAM. The Pro B50’s texture rate of 332.8 GTexel/s is nearly three times the G3 Extreme’s 120.0 GTexel/s, giving it a clear advantage in texturing-heavy applications. The Pro B50’s 16 GB of GDDR6 memory is a fixed, local resource that does not compete with the CPU for bandwidth. This makes the Pro B50 the stronger option for tasks that need large working sets and sustained compute throughput.

Architecture Differences

The two GPUs come from different Intel generations and use different architectures. The Intel Arc G3 Extreme is built on the Xe3-LPG architecture and is part of the Arc Graphics-M (Panther Lake) generation. Its chip is called Panther Lake, and it is fabricated on a 3 nm process at Intel’s own foundry. The Intel Arc Pro B50 uses the Xe2-HPG architecture, belongs to the Battlemage (Pro Series) generation, and uses the BMG-G21 chip. The Pro B50 is manufactured on a 5 nm process at TSMC. The G3 Extreme’s transistor count and die size are listed as unknown in the database, while the Pro B50’s die is recorded at 272 mm² with 19,600 million transistors, giving a transistor density of 72.1M per mm². The fabrication process difference is significant: the G3 Extreme uses a more advanced 3 nm node, which is typically associated with higher density and lower power per transistor, while the Pro B50 uses a 5 nm node.

The shading resources also differ. The G3 Extreme contains 1536 shading units, 48 texture mapping units, 24 ROPs, and 12 ray tracing cores. The Pro B50 contains 2048 shading units, 128 TMUs, 16 ROPs, and 16 ray tracing cores. The Pro B50 has 33% more shading units and 167% more TMUs, but the G3 Extreme has 50% more ROPs. The ray tracing core count favors the Pro B50 at 16 versus 12. Neither part lists tensor cores in the database. The memory architecture is completely different: the G3 Extreme shares system memory with the CPU, while the Pro B50 has its own 16 GB GDDR6 pool on a 128-bit bus. The G3 Extreme’s memory bus width is also listed as system dependent.

Head-to-Head Benchmarks

The database does not contain any direct head-to-head benchmark comparisons between the Intel Arc G3 Extreme and the Intel Arc Pro B50. The winsA and winsB fields are both zero, and the headToHeadBenchmarks array is empty. However, the Pro B50 has a set of individual benchmark results that can be analyzed on their own. In 3DMark Steel Nomad DX12, the Pro B50 scores 1604 points. In PassMark tests, the Pro B50 records 12553 points in G3D, 6037 in GPU Compute, 717 in G2D, 144 in DirectX 9, 100 in DirectX 11, 64 in DirectX 12, and 58 in DirectX 10. These scores place the Pro B50 at the 17th percentile among all GPUs in the database, with an average benchmark score of 2660. The G3 Extreme has an empty benchmarks array and an average benchmark score of 0 in the database, with a 50th percentile ranking. The percentile ranking of the G3 Extreme is based on its overall position, but no specific workload scores are recorded.

The Pro B50’s nearest rivals, based on average score, are all within a narrow band. The NVIDIA GeForce GT 1030 has an average score of 2662, which is 0.1% higher than the Pro B50. The NVIDIA Quadro K1100M scores 2664, 0.2% higher. The NVIDIA GeForce GT 440 scores 2645, which is 0.6% lower. The NVIDIA GeForce RTX 5070 SUPER scores 2690, which is 1.1% higher. These delta percentages show that the Pro B50’s average performance sits in a tight cluster with these four very different cards, ranging from a low-end GT 440 to the much newer RTX 5070 SUPER. The Pro B50’s average score of 2660 is effectively at parity with the GT 1030 and the Quadro K1100M, while trailing the RTX 5070 SUPER by slightly more than one percent.

Specification Differences

The two products differ across nearly every major specification category. The G3 Extreme is an IGP with a 3 nm process node from Intel, while the Pro B50 is a dual-slot discrete card with a 5 nm node from TSMC. The G3 Extreme has no dedicated memory, uses system shared memory, and has a system dependent bandwidth. The Pro B50 has 16 GB of GDDR6 memory on a 128-bit bus with 224.0 GB/s of bandwidth. The G3 Extreme’s memory clock is listed as system shared, while the Pro B50 operates at 1750 MHz with 14 Gbps effective. The G3 Extreme has 1536 shading units, 48 TMUs, 24 ROPs, and 12 RT cores. The Pro B50 has 2048 shading units, 128 TMUs, 16 ROPs, and 16 RT cores. The G3 Extreme’s pixel rate is 60.00 GPixel/s, while the Pro B50’s is 41.60 GPixel/s. The G3 Extreme’s texture rate is 120.0 GTexel/s, while the Pro B50’s is 332.8 GTexel/s. FP32 compute is 7.680 TFLOPS for the G3 Extreme and 10.65 TFLOPS for the Pro B50. FP16 compute is 15.36 TFLOPS for the G3 Extreme and 21.30 TFLOPS for the Pro B50, both at a 2:1 ratio.

The power and physical specifications also differ. The G3 Extreme has a TDP of 80 W, while the Pro B50 has a TDP of 70 W. The G3 Extreme uses no power connectors and has a slot width of IGP, meaning it does not occupy an expansion slot. The Pro B50 is a dual-slot card with no power connectors but a suggested PSU of 250 W. The G3 Extreme has a bus interface of IGP, while the Pro B50 uses PCIe 5.0 x8. Display outputs differ as well: the G3 Extreme’s outputs are portable device dependent, while the Pro B50 has four mini-DisplayPort 2.1 outputs. The Pro B50 has physical dimensions of 167 mm in length, 69 mm in height, and 40 mm in width. The G3 Extreme has no recorded dimensions. The Pro B50 has a launch MSRP of 349 USD. The G3 Extreme has no launch MSRP recorded. The Pro B50 was released on 2025-09-04, while the G3 Extreme has a release date of 2026-05-31. Both parts are listed as active in production. Both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

FAQ

Q: Which GPU has higher FP32 compute performance?

A: The Intel Arc Pro B50 delivers 10.65 TFLOPS of FP32 performance, which is 39% higher than the Intel Arc G3 Extreme’s 7.680 TFLOPS.

Q: Does the Intel Arc G3 Extreme have dedicated video memory?

A: No. The G3 Extreme uses system shared memory for its frame buffer, with a system dependent memory bus width and bandwidth. The Pro B50, in contrast, has 16 GB of dedicated GDDR6 memory with 224.0 GB/s of bandwidth.

Q: What is the pixel fill rate difference between the two?

A: The Intel Arc G3 Extreme has a pixel rate of 60.00 GPixel/s, which is higher than the Intel Arc Pro B50’s 41.60 GPixel/s.

Q: How does the Intel Arc Pro B50 compare to its nearest rivals?

A: The Pro B50’s average benchmark score is 2660. Its closest rival, the NVIDIA GeForce GT 1030, scores 2662, which is 0.1% higher. The NVIDIA Quadro K1100M scores 2664, 0.2% higher, while the NVIDIA GeForce GT 440 scores 2645, 0.6% lower. The NVIDIA GeForce RTX 5070 SUPER scores 2690, 1.1% higher.

Q: Which GPU has more texture mapping units?

A: The Intel Arc Pro B50 has 128 TMUs, compared to 48 TMUs on the Intel Arc G3 Extreme, a difference of 80 TMUs.

Q: What are the process nodes for each GPU?

A: The Intel Arc G3 Extreme is fabricated on a 3 nm process at Intel, while the Intel Arc Pro B50 is fabricated on a 5 nm process at TSMC.

The Verdict

The recorded data indicates that the Intel Arc G3 Extreme and Intel Arc Pro B50 serve distinct roles. The G3 Extreme is an integrated solution with a higher pixel rate of 60.00 GPixel/s, a lower TDP relative to its compute capacity, and a more advanced 3 nm manufacturing process. Its performance is tied to the host system’s memory, and it has no dedicated frame buffer. The Pro B50 is a discrete card with dedicated 16 GB GDDR6 memory, 224.0 GB/s of bandwidth, and higher compute figures across FP32, FP16, and texture rate. Its average benchmark score of 2660 places it at the 17th percentile among all GPUs, with nearest rivals clustered within a 1.1% margin. The G3 Extreme’s average score is 0 with no recorded workload benchmarks, so direct performance comparisons cannot be made from the database. Buyers seeking a discrete card with local memory and a 349 USD launch MSRP would be looking at the Pro B50, while users of integrated Panther Lake platforms would rely on the G3 Extreme’s system-shared memory design. The choice between the two is defined by form factor and memory architecture, not by raw performance parity. The Pro B50 offers the higher compute throughput and dedicated resources, while the G3 Extreme offers the integration and pixel throughput advantage.