AMD Radeon Pro W6600M vs AMD Radeon RX 6850M XT Comparison

The AMD Radeon RX 6850M XT and the AMD Radeon Pro W6600M are both mobile GPUs built on the RDNA 2.0 architecture, but they occupy different positions in the AMD lineup: the former is a high-end Radeon RX 6000-series part, while the latter is a Radeon Pro mobile workstation part. Both are end-of-life products, but the recorded benchmark data offers a clear picture of their relative performance. The RX 6850M XT dominates the head-to-head tests, yet the W6600M still holds relevance for specific professional workloads. This analysis draws exclusively from the database measurements and specification records to explain where each GPU stands.

Head-to-Head Benchmarks

The database includes two direct comparisons between these GPUs, and the AMD Radeon RX 6850M XT wins both by substantial margins. In the Geekbench OpenCL test, the RX 6850M XT scores 85,040 points, while the W6600M scores 56,140 points. That translates to a 51.5% advantage for the RX 6850M XT, meaning it delivers over half again as much raw compute performance in this cross-platform API test. For context, this is not a marginal gap; it is a decisive lead that places the two GPUs in entirely different performance tiers.

The Vulkan test tells a similar story, though the margin is slightly narrower. The RX 6850M XT scores 99,483 points compared to the W6600M's 67,652 points, a 47.1% difference. Vulkan is often used for gaming and real-time graphics, and here the RX 6850M XT again shows a commanding lead. Notably, the RX 6850M XT's Vulkan score is higher than its OpenCL score, while the W6600M's Vulkan score is also higher than its OpenCL score, but the relative gap remains large in both cases.

Looking at the broader database context, the RX 6850M XT has an average benchmark score of 78,940 points and sits in the 92nd percentile of all GPUs. Its nearest rivals include the NVIDIA Tesla P100 PCIe 12 GB (average score 79,396, delta -0.6%), the Tesla P100 PCIe 16 GB (79,605, delta -0.8%), and the NVIDIA GeForce RTX 5090 (79,842, delta -1.1%). The RX 6850M XT is essentially neck-and-neck with these cards, trailing by less than 1.1% in each case, and it is 1.6% ahead of the RTX 5090 D (77,712). This places the RX 6850M XT in the upper echelon of mobile GPUs, competitive with some of the most powerful desktop parts ever recorded.

The W6600M, by contrast, has an average benchmark score of 61,896 points and sits in the 89th percentile. Its nearest rivals are the AMD Radeon 8050S (62,108, delta -0.3%), the NVIDIA GeForce RTX 4090 (60,347, delta +2.6%), the Intel Arc Pro A60 (60,326, delta +2.6%), and the AMD Radeon Pro Vega 48 (60,140, delta +2.9%). The W6600M is slightly ahead of these cards, but the deltas are small, indicating that it sits in a crowded mid-to-high tier. The 89th percentile is respectable, but it is three points below the RX 6850M XT's 92nd percentile, and the raw average score difference is about 17,044 points, or roughly 27.5% in favor of the RX 6850M XT.

In summary, the head-to-head data shows the RX 6850M XT winning both recorded tests with margins above 47%, and its overall average score is about 27.5% higher than the W6600M's. The W6600M does not win any of the two direct comparisons, but its performance is still strong enough to rank in the 89th percentile, meaning it outpaces the vast majority of GPUs in the database.

FAQ

Q: Which GPU has the higher average benchmark score?

A: The AMD Radeon RX 6850M XT has an average benchmark score of 78,940 points, while the AMD Radeon Pro W6600M has an average score of 61,896 points. The RX 6850M XT is about 27.5% higher.

Q: How do the two GPUs compare in the Geekbench OpenCL test?

A: The RX 6850M XT scores 85,040 points, and the W6600M scores 56,140 points. The RX 6850M XT is 51.5% ahead in this test.

Q: What is the percentile ranking for each GPU?

A: The RX 6850M XT is in the 92nd percentile of all GPUs, and the W6600M is in the 89th percentile. The RX 6850M XT ranks higher overall.

Q: Which GPU has more shading units?

A: The RX 6850M XT has 2,560 shading units, while the W6600M has 1,792 shading units. This is a difference of 768 units in favor of the RX 6850M XT.

Q: Are both GPUs based on the same architecture?

A: Yes, both use RDNA 2.0, but they use different chips: the RX 6850M XT uses Navi 22, and the W6600M uses Navi 23.

Q: What is the memory bandwidth difference?

A: The RX 6850M XT has a bandwidth of 432.0 GB/s, while the W6600M has 224.0 GB/s. The RX 6850M XT offers nearly double the bandwidth.

Where Each One Wins

The AMD Radeon RX 6850M XT wins in every recorded benchmark category. In the Geekbench OpenCL test, it is 51.5% ahead, and in the Geekbench Vulkan test, it is 47.1% ahead. This means that for any workload that relies on general-purpose compute via OpenCL or Vulkan, the RX 6850M XT is the clear choice. The data also shows a massive advantage in raw specifications: the RX 6850M XT has 2,560 shading units versus 1,792, 160 texture mapping units versus 112, 40 ray tracing cores versus 28, and 12 GB of GDDR6 memory versus 8 GB. Its texture rate is 413.0 GTexel/s compared to 227.8 GTexel/s, and its pixel rate is 165.2 GPixel/s versus 130.2 GPixel/s. These figures indicate that the RX 6850M XT is better suited for high-resolution gaming, ray-traced scenes, and compute-heavy applications.

The AMD Radeon Pro W6600M does not win any head-to-head benchmark, but it wins in the sense of efficiency and thermal envelope. It has a TDP of 90 W, compared to the RX 6850M XT's 165 W. This means the W6600M can be integrated into thinner, lighter laptops with lower power budgets, which is a practical advantage for mobile workstations where battery life and heat dissipation matter. The W6600M also has a lower base clock of 1224 MHz versus 2321 MHz, and a lower boost clock of 2034 MHz versus 2581 MHz, which contributes to its reduced power draw. For professional users who prioritize portability and sustained operation over raw performance, the W6600M may be the better fit, despite losing every benchmark.

In terms of workload-specific wins, the RX 6850M XT is the winner for gaming and real-time 3D rendering, as evidenced by its Vulkan score. The W6600M, while slower, still ranks in the 89th percentile, so it is not a weak GPU. Its wins are in the domain of power efficiency and workstation integration, not in raw performance scores. The data does not show any test where the W6600M outperforms the RX 6850M XT, so any choice in favor of the W6600M must be based on non-performance factors like power consumption or system design.

Specification Differences

The two GPUs differ in nearly every specification field recorded in the database. The RX 6850M XT uses the Navi 22 chip, while the W6600M uses Navi 23. The transistor count is 17,200 million for the RX 6850M XT versus 11,060 million for the W6600M. The die size is 335 mm² for the RX 6850M XT and 237 mm² for the W6600M, with transistor densities of 51.3M per mm² and 46.7M per mm², respectively. Both are built on a 7 nm process at TSMC.

Clock speeds differ significantly. The RX 6850M XT has a base clock of 2321 MHz, a boost clock of 2581 MHz, and a game clock of 2463 MHz. The W6600M has a base clock of 1224 MHz and a boost clock of 2034 MHz, with no game clock listed. Memory clocks are 2250 MHz with 18 Gbps effective for the RX 6850M XT, versus 1750 MHz with 14 Gbps effective for the W6600M.

Memory configuration is a major differentiator. The RX 6850M XT has 12 GB of GDDR6 on a 192-bit bus, yielding 432.0 GB/s bandwidth. The W6600M has 8 GB of GDDR6 on a 128-bit bus, yielding 224.0 GB/s bandwidth. The RX 6850M XT has 2,560 shading units, 160 TMUs, 64 ROPs, and 40 ray tracing cores. The W6600M has 1,792 shading units, 112 TMUs, 64 ROPs, and 28 ray tracing cores. Pixel rates are 165.2 GPixel/s for the RX 6850M XT and 130.2 GPixel/s for the W6600M. Texture rates are 413.0 GTexel/s versus 227.8 GTexel/s. FP32 performance is 13.21 TFLOPS for the RX 6850M XT and 7.290 TFLOPS for the W6600M, with FP16 rates of 26.43 TFLOPS and 14.58 TFLOPS, respectively.

Power consumption is a key difference: the RX 6850M XT has a TDP of 165 W, while the W6600M has a TDP of 90 W. Both are listed as IGP slot width with no power connectors, and both use PCIe 4.0 x16. Display outputs are portable device dependent for both. The APIs are identical: DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The release dates differ, with the RX 6850M XT released on 2022-01-03 and the W6600M on 2021-06-07. The RX 6850M XT's predecessor is Polaris Mobile, and the W6600M's predecessor is FirePro Mobile.

Architecture Differences

Both GPUs are built on the RDNA 2.0 architecture and use a 7 nm process at TSMC, but the chip designs diverge. The RX 6850M XT is part of the Navi Mobile generation (RX 6000M series), while the W6600M belongs to the Radeon Pro Mobile generation (W6x00M series). The RX 6850M XT uses the Navi 22 chip with 17,200 million transistors on a 335 mm² die. The W6600M uses the Navi 23 chip with 11,060 million transistors on a 237 mm² die. The larger Navi 22 die allows for more compute units: the RX 6850M XT has 2,560 shading units, 160 TMUs, and 40 ray tracing cores, while the W6600M has 1,792 shading units, 112 TMUs, and 28 ray tracing cores. Both have 64 ROPs, which is notable because the smaller chip maintains the same pixel output capability despite fewer other resources.

The memory architecture differs as well. The RX 6850M XT uses a 192-bit bus with 12 GB of GDDR6, while the W6600M uses a 128-bit bus with 8 GB. This gives the RX 6850M XT a bandwidth of 432.0 GB/s, nearly double the W6600M's 224.0 GB/s. Clock speeds also reflect the performance tier: the RX 6850M XT runs at a base of 2321 MHz and boost of 2581 MHz, while the W6600M runs at 1224 MHz base and 2034 MHz boost. The game clock of 2463 MHz on the RX 6850M XT is a feature not present on the W6600M, indicating a focus on sustained gaming performance.

The transistor density is slightly higher on the RX 6850M XT at 51.3M per mm² versus 46.7M per mm², suggesting a more tightly packed design. Both support the same API set, including DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, so software compatibility is identical. The ray tracing cores are present on both, but the RX 6850M XT has 40 versus 28, giving it more capacity for hardware-accelerated ray tracing. The TDP difference of 165 W versus 90 W is the most striking architectural consequence: the RX 6850M XT is designed for high-performance laptops with robust cooling, while the W6600M is designed for more power-efficient mobile workstations.

The Verdict

Based strictly on the recorded data, the AMD Radeon RX 6850M XT is the superior performer. It wins both head-to-head benchmarks with margins of 51.5% and 47.1%, has a higher average score (78,940 versus 61,896), and ranks in a higher percentile (92nd versus 89th). Its specification sheet is overwhelmingly stronger: more shading units, more ray tracing cores, more memory, higher bandwidth, and higher clock speeds. For any user who prioritizes raw compute performance, gaming frame rates, or 3D rendering, the RX 6850M XT is the clear choice.

The AMD Radeon Pro W6600M, however, has one significant advantage: power efficiency. Its TDP of 90 W is less than the RX 6850M XT's 165 W, which means it can be used in thinner, lighter laptops with smaller batteries and less demanding cooling solutions. For professional users who need a workstation GPU for CAD, video editing, or other tasks that do not require maximum performance, the W6600M may be sufficient. Its 89th percentile ranking is still strong, and it is competitive with cards like the RTX 4090 in the database, trailing by only 2.6%. But the data does not show any scenario where the W6600M outperforms the RX 6850M XT.

The verdict is straightforward: if performance is the primary criterion, pick the RX 6850M XT. If power consumption and portability are more important, the W6600M offers a balanced option, but you are giving up roughly 27.5% in average performance. The RX 6850M XT is the winner in every measured benchmark, and its higher specifications confirm that it is the more capable GPU overall.