AMD Radeon PRO W7900 vs Intel Arc Pro B65 Comparison

Head-to-Head Benchmarks

The recorded data shows no direct head-to-head benchmark results between the AMD Radeon PRO W7900 and the Intel Arc Pro B65. The AMD card has two benchmark entries in the database, while the Intel card has no recorded benchmark scores. This makes a direct performance comparison impossible from the available measurements.

The AMD Radeon PRO W7900 records an average benchmark score of 110725 across its two tests. Its Geekbench OpenCL score is 84379, and its Geekbench Vulkan score is 137070. These results place the card in the 94th percentile among all GPUs in the database. The nearest rivals for the AMD card provide context for its positioning: it sits 1% above the AMD Radeon Pro Vega II, which averages 109617, and 3.2% above the AMD Radeon Pro W6600X, which averages 107342. Against NVIDIA offerings, the W7900 trails the RTX A5500 Mobile by 2.8% (113944 average) and the Tesla V100 SXM2 16 GB by 3.2% (114395 average).

The Intel Arc Pro B65 has no benchmark scores recorded, no average benchmark score, and no nearest rivals listed. Its percentile ranking of 50 places it at the median of the database, but this figure reflects the absence of measured data rather than a verified performance level. The database records zero wins for either card in a head-to-head context, as no comparative tests exist.

Without direct measurements, the performance gap between these two cards must be inferred from architectural specifications. The AMD card delivers 61.32 TFLOPS of FP32 compute, while the Intel card delivers 12.29 TFLOPS. This represents a fivefold difference in raw floating-point throughput. The AMD card's FP16 performance matches its FP32 at 61.32 TFLOPS, indicating a 1:1 ratio. The Intel card achieves 24.58 TFLOPS FP16 with a 2:1 ratio, meaning its FP16 output is double its FP32 rate but still less than half of the AMD card's FP16 capability.

Memory bandwidth follows a similar pattern. The AMD card uses 48 GB of GDDR6 across a 384-bit bus, producing 864.0 GB/s of bandwidth. The Intel card uses 32 GB of GDDR6 across a 256-bit bus, producing 608.0 GB/s. The AMD card holds a 42% bandwidth advantage. Pixel throughput on the AMD card reaches 479.0 GPixel/s versus 192.0 GPixel/s on the Intel card, a 2.5x difference. Texture throughput shows 958.1 GTexel/s on the AMD card versus 384.0 GTexel/s on the Intel card, a 2.5x gap as well.

Architecture Differences

The two cards use entirely different architectures and chip designs. The AMD Radeon PRO W7900 uses the Navi 31 chip built on RDNA 3.0 architecture, with the codename Plum Bonito. It belongs to the Radeon Pro Navi generation, classified as Navi III Series. The Intel Arc Pro B65 uses the BMG-G21 chip built on Xe2-HPG architecture and belongs to the Battlemage generation in the Pro Series.

Both cards are fabricated on a 5 nm process at TSMC, but the transistor counts differ substantially. The AMD chip contains 57,700 million transistors on a 529 mm² die, yielding a transistor density of 109.1 million per mm². The Intel chip contains 19,600 million transistors on a 272 mm² die, yielding a density of 72.1 million per mm². The AMD die is nearly twice the physical size and holds roughly three times the transistor count.

The compute resource allocation differs sharply. The AMD card features 6144 shading units, 384 texture mapping units, 192 raster output units, and 96 ray tracing cores. The Intel card features 2560 shading units, 160 texture mapping units, 80 raster output units, and 20 ray tracing cores. The AMD card provides 2.4x more shading units, 2.4x more TMUs, 2.4x more ROPs, and 4.8x more ray tracing cores.

Clock behavior shows a notable contrast. The AMD card has a base clock of 1760 MHz and a boost clock of 2495 MHz, indicating a significant dynamic range. The Intel card operates at a flat 2400 MHz for both base and boost, suggesting a fixed clock strategy without boost headroom. The AMD card's memory runs at 2250 MHz with 18 Gbps effective speed, while the Intel card's memory runs at 2375 MHz with 19 Gbps effective speed.

The memory subsystems differ in capacity and width. The AMD card offers 48 GB of GDDR6 on a 384-bit bus. The Intel card offers 32 GB of GDDR6 on a 256-bit bus. Despite the Intel card's higher memory clock, the AMD card's wider bus produces substantially higher total bandwidth.

Interface and display output configurations also diverge. The AMD card uses PCIe 4.0 x16, while the Intel card uses PCIe 5.0 x16. The AMD card provides three DisplayPort 2.1 outputs plus one mini-DisplayPort 2.1. The Intel card provides four DisplayPort 2.1 outputs. Both support DirectX 12 Ultimate with feature level 12_2, OpenGL 4.6, and Vulkan 1.4.

Power and physical specifications show different design priorities. The AMD card draws 295 W TDP, requires a 600 W suggested power supply, uses two 8-pin power connectors, and occupies a triple-slot form factor with dimensions of 280 mm length, 110 mm height, and 51 mm width. The Intel card draws 200 W TDP, requires a 550 W suggested power supply, uses one 8-pin power connector, and occupies a dual-slot form factor. The Intel card's dimensions are not recorded in the database.

Release timing places these cards in different periods. The AMD card launched on 2023-05-25 with a launch MSRP of 3,999 USD. The Intel card has a release date of 2026-03-31 with no launch MSRP recorded. The AMD card lists its predecessor as Radeon Pro Vega. The Intel card lists no predecessor.

The Verdict

The data supports a clear hierarchy between these two cards, but the absence of Intel benchmark scores requires careful interpretation. The AMD Radeon PRO W7900 has verified measurements placing it in the 94th percentile of all GPUs. The Intel Arc Pro B65 has no verified measurements and sits at the 50th percentile by default, which reflects missing data rather than tested performance.

For workloads requiring maximum compute throughput, the AMD card delivers 61.32 TFLOPS FP32 versus 12.29 TFLOPS on the Intel card. The AMD card also provides 48 GB of memory versus 32 GB, 864.0 GB/s bandwidth versus 608.0 GB/s, and a 4.8x advantage in ray tracing core count. These figures indicate the AMD card is designed for heavy compute and rendering tasks where raw resources dominate.

The Intel card offers advantages in specific areas. Its 2400 MHz base clock equals its boost clock, which may indicate consistent sustained performance without thermal throttling concerns. Its PCIe 5.0 x16 interface doubles the bus bandwidth available to the AMD card's PCIe 4.0 x16. The Intel card also achieves higher FP16 throughput relative to its FP32 rate, with a 2:1 ratio versus the AMD card's 1:1 ratio, which may benefit certain AI inference workloads that use reduced precision.

The Intel card's lower power draw of 200 W versus 295 W, its dual-slot form factor versus triple-slot, and its single 8-pin connector versus dual 8-pin connectors indicate a more flexible installation profile. The database does not record dimensions for the Intel card, so physical size comparisons beyond slot width are not possible.

The AMD card's nearest rivals show it competes within a narrow band of GPUs. Its 1% advantage over the Radeon Pro Vega II and 3.2% advantage over the Radeon Pro W6600X demonstrate that its performance sits slightly above those professional cards. Its 2.8% deficit to the RTX A5500 Mobile and 3.2% deficit to the Tesla V100 SXM2 16 GB show it trails those NVIDIA products by small margins. These deltas indicate the W7900 occupies a competitive position among professional workstation cards.

The production status for both cards is listed as Active, meaning both remain in current production. The AMD card's release date of 2023-05-25 and the Intel card's release date of 2026-03-31 indicate the Intel card is a newer product, but newer release timing does not translate into measured performance advantages in the database.

FAQ

Q: Which card has higher FP32 compute performance?

A: The AMD Radeon PRO W7900 delivers 61.32 TFLOPS FP32, while the Intel Arc Pro B65 delivers 12.29 TFLOPS FP32. The AMD card provides five times the FP32 throughput.

Q: How do the memory capacities compare?

A: The AMD card offers 48 GB of GDDR6 memory on a 384-bit bus with 864.0 GB/s bandwidth. The Intel card offers 32 GB of GDDR6 on a 256-bit bus with 608.0 GB/s bandwidth.

Q: What is the transistor count difference?

A: The AMD Navi 31 chip contains 57,700 million transistors on a 529 mm² die. The Intel BMG-G21 chip contains 19,600 million transistors on a 272 mm² die.

Q: Which card supports faster PCIe connectivity?

A: The Intel Arc Pro B65 uses PCIe 5.0 x16, while the AMD Radeon PRO W7900 uses PCIe 4.0 x16. The Intel card offers the newer PCIe generation.

Q: What are the power requirements for each card?

A: The AMD card has a 295 W TDP with a 600 W suggested power supply and two 8-pin connectors. The Intel card has a 200 W TDP with a 550 W suggested power supply and one 8-pin connector.

Q: Does the database contain any direct benchmark comparison between these two cards?

A: No. The database records no head-to-head benchmark results between the AMD Radeon PRO W7900 and the Intel Arc Pro B65. The AMD card has two Geekbench scores, while the Intel card has no recorded benchmark scores.

Where Each One Wins

The AMD Radeon PRO W7900 wins in every category where measured data exists. Its 61.32 TFLOPS FP32 and FP16 performance, 864.0 GB/s memory bandwidth, 479.0 GPixel/s pixel rate, and 958.1 GTexel/s texture rate all exceed the Intel card's corresponding specifications. The AMD card's 48 GB memory capacity double the Intel card's 32 GB, and its 96 ray tracing cores compare to 20 on the Intel card. The AMD card's 94th percentile ranking among all GPUs versus the Intel card's 50th percentile ranking, while partly reflecting the lack of Intel data, does indicate the AMD card has verified performance credentials.

The Intel Arc Pro B65 wins in several specification areas. Its 2400 MHz base clock matches its boost clock, meaning the card runs at a constant frequency without boost variation. The AMD card's base clock of 1760 MHz is substantially lower than its 2495 MHz boost, which could mean sustained workloads run closer to the base frequency depending on thermal and power conditions. The Intel card's memory clock of 2375 MHz with 19 Gbps effective speed exceeds the AMD card's 2250 MHz with 18 Gbps effective speed, though the AMD card's wider bus still delivers more total bandwidth. The Intel card uses PCIe 5.0 x16 versus PCIe 4.0 x16 on the AMD card, providing double the interface bandwidth. The Intel card's FP16 performance of 24.58 TFLOPS represents a 2:1 ratio to its FP32 rate, versus the AMD card's 1:1 ratio, which means the Intel card allocates more resources to reduced-precision computation.

The Intel card also wins on power efficiency per the recorded specifications. It draws 200 W versus 295 W, requires a 550 W power supply versus 600 W, uses one 8-pin connector versus two, and occupies a dual-slot form factor versus triple-slot. These factors indicate the Intel card fits into more compact systems with lower power delivery requirements.

The release timing favors the Intel card as a newer product, with a 2026-03-31 release date versus 2023-05-25 for the AMD card. However, the AMD card remains in active production and holds a launch MSRP of 3,999 USD, while the Intel card has no recorded launch MSRP. The AMD card lists a predecessor, Radeon Pro Vega, while the Intel card lists none.