AMD Radeon RX 9050 OEM vs Intel Arc Pro B390 Comparison

Head-to-Head Benchmarks

The recorded database contains no direct head-to-head benchmark entries for the AMD Radeon RX 9050 OEM and the Intel Arc Pro B390. Both entries carry an average benchmark score of zero, and neither lists any nearest rival data. This absence of measured results means the comparison must rely entirely on the architectural specifications and computed throughput values recorded in the database.

The most decisive gap appears in raw rasterization throughput. The AMD Radeon RX 9050 OEM delivers 10.65 TFLOPS of FP32 compute, while the Intel Arc Pro B390 delivers 7.680 TFLOPS. That places the AMD part roughly 38.7% ahead in single-precision floating-point work, a substantial margin for any workload that scales with shader math. The pixel rate tells a similar story: the Radeon produces 166.4 GPixel/s against Intel's 60.00 GPixel/s, a 2.77x advantage. Fill-rate-heavy scenes, such as high-resolution rendering or heavy post-processing, would favor the AMD solution by a wide margin.

Texture throughput narrows the gap but still favors AMD. The Radeon RX 9050 OEM reaches 166.4 GTexel/s, while the Arc Pro B390 manages 120.0 GTexel/s. That is a 38.7% lead for AMD, consistent with the FP32 difference. Interestingly, the Intel part has more shading units (1536 versus 1024) but fewer texture mapping units (48 versus 64) and far fewer ROPs (24 versus 64). The higher shader count does not translate into higher throughput because the Intel architecture operates at a much lower base clock (300 MHz versus 1330 MHz) and a slightly lower boost clock (2500 MHz versus 2600 MHz).

The FP16 comparison flips entirely. Intel's Arc Pro B390 records 15.36 TFLOPS of FP16 compute with a 2:1 ratio relative to FP32, while AMD's Radeon RX 9050 OEM records 10.65 TFLOPS of FP16 with a 1:1 ratio. Intel leads by 44.2% in half-precision throughput. Applications that can use FP16 math, such as certain machine learning inference paths or selective graphics effects, would see a measurable advantage on the Intel part, despite its overall lower FP32 performance.

The database shows no wins recorded for either product (winsA: 0, winsB: 0), because no head-to-head tests exist. The percentile ranking for both products sits at 50, indicating they fall at the median of all GPUs in the database, though this ranking is derived from the same empty benchmark set and carries limited interpretive weight.

FAQ

Q: Which GPU has higher FP32 compute performance?

A: The AMD Radeon RX 9050 OEM records 10.65 TFLOPS of FP32 compute, while the Intel Arc Pro B390 records 7.680 TFLOPS. AMD leads by 38.7% in single-precision throughput.

Q: How do the two compare in memory bandwidth?

A: The AMD Radeon RX 9050 OEM uses 4 GB of GDDR6 memory on a 64-bit bus, delivering 144.0 GB/s of bandwidth. The Intel Arc Pro B390 uses system-shared memory with system-dependent bandwidth, so no fixed bandwidth figure is recorded in the database.

Q: Which GPU has the higher pixel fill rate?

A: The AMD Radeon RX 9050 OEM produces 166.4 GPixel/s, which is 2.77x higher than the Intel Arc Pro B390's 60.00 GPixel/s. This difference comes from the Radeon's 64 ROPs versus Intel's 24 ROPs.

Q: Does the Intel part win in any compute metric?

A: Yes, in FP16 throughput. The Intel Arc Pro B390 delivers 15.36 TFLOPS with a 2:1 FP16 to FP32 ratio, while the AMD Radeon RX 9050 OEM delivers 10.65 TFLOPS with a 1:1 ratio. Intel leads by 44.2% in half-precision compute.

Q: What are the power requirements for each?

A: The AMD Radeon RX 9050 OEM has a 92 W TDP, uses a single 8-pin power connector, and lists a 250 W suggested PSU. The Intel Arc Pro B390 has an 80 W TDP, uses no power connectors, and lists no suggested PSU because it is an integrated graphics processor.

Q: Which product uses a larger process node?

A: The AMD Radeon RX 9050 OEM is built on a 4 nm process at TSMC. The Intel Arc Pro B390 is built on a 3 nm process at Intel. Intel's node is smaller, though the database records unknown transistor counts and die sizes for the Intel part.

The Verdict

The recorded data supports a clear split based on workload type. For traditional rasterized graphics, the AMD Radeon RX 9050 OEM holds decisive leads in FP32 compute (38.7% higher), pixel fill rate (2.77x higher), and texture throughput (38.7% higher). Its dedicated 4 GB GDDR6 memory with 144.0 GB/s of bandwidth also provides a fixed, predictable memory subsystem, unlike the Intel part's system-shared arrangement. Any application that stresses pixel output, texture sampling, or general shader math should favor the AMD solution.

The Intel Arc Pro B390 claims the FP16 advantage with 15.36 TFLOPS versus 10.65 TFLOPS, a 44.2% lead. This makes it the stronger candidate for workloads that can exploit half-precision arithmetic, particularly given its higher shading unit count of 1536. The Intel part also operates at a lower 80 W TDP versus 92 W, and requires no external power connector, which makes it suitable for integrated configurations where discrete power delivery is unavailable.

The data does not record any measured benchmark results for either product, so these conclusions derive from specification-level throughput calculations. The AMD part is a discrete dual-slot card with a PCIe 5.0 x16 interface, while the Intel part is an integrated graphics processor with no slot width, no power connectors, and a system-dependent memory interface. Those form factors alone will dictate much of the practical decision: the Radeon requires a PCIe slot and an 8-pin power connection; the Arc Pro B390 fits into a mobile or embedded platform with shared memory.

Specification Differences

The two products differ across nearly every recorded specification field. The AMD Radeon RX 9050 OEM uses the Navi 44 chip on RDNA 4.0 architecture, built on a 4 nm TSMC process with 29,700 million transistors on a 199 mm² die. The Intel Arc Pro B390 uses the Panther Lake chip on Xe3-LPG architecture, built on a 3 nm Intel process with unknown transistor count and die size. AMD's transistor density is recorded at 149.2M per mm²; no density is listed for Intel.

Clock behavior differs sharply. AMD lists a 1330 MHz base clock, a 2600 MHz boost clock, and a 1920 MHz game clock. Intel lists a 300 MHz base clock and a 2500 MHz boost clock, with no game clock recorded. The Intel base clock is 77.4% lower than AMD's, though its boost clock trails by only 3.8%.

Memory configurations are fundamentally different. AMD uses 4 GB of GDDR6 on a 64-bit bus with 144.0 GB/s bandwidth at 2250 MHz (18 Gbps effective). Intel uses system-shared memory with system-shared type, bus width, and system-dependent bandwidth. The memory clock is recorded as "System Shared" for Intel.

Compute unit counts differ: AMD has 1024 shading units, 64 TMUs, 64 ROPs, and 16 RT cores. Intel has 1536 shading units, 48 TMUs, 24 ROPs, and 12 RT cores. Neither product lists tensor cores. Pixel and texture rates follow the ROP and TMU counts: AMD at 166.4 GPixel/s and 166.4 GTexel/s, Intel at 60.00 GPixel/s and 120.0 GTexel/s.

Power and physical specifications diverge completely. AMD has a 92 W TDP, dual-slot width, one 8-pin power connector, a 250 W suggested PSU, and a PCIe 5.0 x16 bus interface. Intel has an 80 W TDP, IGP slot width, no power connectors, no suggested PSU, and an IGP bus interface. AMD's display outputs are 1x HDMI 2.1b and 2x DisplayPort 2.1a; Intel's are listed as portable-device dependent. Both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Architecture Differences

The AMD Radeon RX 9050 OEM belongs to the Radeon RX 9000 series, specifically the Navi IV (RX 9000) generation, and uses the RDNA 4.0 architecture. Its predecessor is Navi III. The Intel Arc Pro B390 belongs to the Arc Graphics-WM (Panther Lake) generation and uses the Xe3-LPG architecture, with HD Graphics-WM as its predecessor. The two architectures target different implementation strategies: RDNA 4.0 is designed for discrete graphics cards, while Xe3-LPG is designed for integrated graphics within a processor package.

The FP16 execution model differs significantly. AMD records FP16 at 10.65 TFLOPS with a 1:1 ratio to FP32, meaning the hardware processes half-precision at the same rate as single-precision. Intel records FP16 at 15.36 TFLOPS with a 2:1 ratio, meaning half-precision work runs at twice the rate of FP32. This architectural choice explains why Intel, despite lower FP32 throughput, exceeds AMD in FP16 throughput by 44.2%.

Manufacturing approaches also differ. AMD uses TSMC's 4 nm process with 29,700 million transistors on a 199 mm² die, yielding a density of 149.2M transistors per mm². Intel uses its own 3 nm process, but the database records no transistor count, die size, or density for the Panther Lake chip. The smaller node suggests potential efficiency advantages for Intel, but without die and transistor data, the comparison remains incomplete.

The memory architecture reflects their different roles. AMD's discrete design uses dedicated GDDR6 memory with a fixed 64-bit bus and known bandwidth. Intel's integrated design shares system memory, making bandwidth dependent on the host platform. This affects not only raw throughput but also latency consistency and memory contention with other system workloads. The RT core counts differ as well: 16 for AMD versus 12 for Intel, which could influence ray-traced workloads, though no benchmark data exists to quantify the impact.

Where Each One Wins

The AMD Radeon RX 9050 OEM wins in scenarios dominated by FP32 compute, pixel fill, and texture work. Its 10.65 TFLOPS of FP32, 166.4 GPixel/s pixel rate, and 166.4 GTexel/s texture rate all exceed Intel's corresponding figures. Rasterized 3D rendering, high-resolution compositing, and any workload that relies on ROP throughput should favor AMD. The discrete 4 GB GDDR6 memory with 144.0 GB/s bandwidth provides deterministic performance that does not depend on the host system's memory configuration. The 64 ROPs versus Intel's 24 is the largest single-unit gap and directly drives the 2.77x pixel rate advantage.

The Intel Arc Pro B390 wins in FP16 compute scenarios. Its 15.36 TFLOPS of half-precision throughput exceeds AMD's 10.65 TFLOPS by 44.2%, and its 1536 shading units provide a larger pool of execution resources than AMD's 1024. Workloads that can operate in FP16, including certain inference tasks and half-precision graphics effects, should favor Intel. The 80 W TDP with no external power connectors also makes it viable for platforms where a discrete power connection is impossible. Its integrated nature eliminates the need for a PCIe slot, which suits compact or mobile designs.

The specification data suggests no universal winner. AMD holds the advantage in conventional graphics throughput and dedicated memory bandwidth. Intel holds the advantage in half-precision compute and integration flexibility. The absence of recorded benchmark scores means these conclusions rest on architectural specifications rather than measured performance, and real-world results could differ based on driver behavior, thermal constraints, and memory subsystem performance in the host platform.