AMD Radeon Pro W6600X vs AMD Radeon Vega Frontier Edition Comparison

FAQ

Q: Which GPU has the higher Geekbench Metal score?

A: The AMD Radeon Pro W6600X scores 107342, which is 49% higher than the AMD Radeon Vega Frontier Edition's 72061 in the Geekbench Metal test.

Q: How do the two cards compare in overall GPU percentile ranking?

A: The Radeon Pro W6600X sits in the 94th percentile of all GPUs, while the Radeon Vega Frontier Edition sits in the 91st percentile. Both are high-end performers, but the W6600X ranks notably higher.

Q: What are the closest rivals to the Radeon Pro W6600X?

A: The nearest rivals by average benchmark score are the AMD Radeon Pro Vega II Duo at 106750 (0.6% behind the W6600X), the AMD Radeon Pro Vega II at 109617 (2.1% ahead), the AMD Radeon PRO W7900 at 110725 (3.1% ahead), and the NVIDIA Quadro RTX 6000 at 101872 (5.4% behind).

Q: Which card has more memory and what type is it?

A: The Radeon Vega Frontier Edition has 16 GB of HBM2 memory, while the Radeon Pro W6600X has 8 GB of GDDR6 memory. The Vega Frontier Edition also has a much wider 2048-bit memory bus versus 128-bit on the W6600X.

Q: What is the difference in power consumption?

A: The Radeon Pro W6600X has a TDP of 120 W and a suggested PSU of 300 W, while the Radeon Vega Frontier Edition has a TDP of 300 W and a suggested PSU of 700 W.

Q: Do both cards support the same DirectX version?

A: No. The Radeon Pro W6600X supports DirectX 12 Ultimate (12_2), while the Radeon Vega Frontier Edition supports DirectX 12 (12_1).

Architecture Differences

The two cards represent fundamentally different architectural generations from AMD. The Radeon Pro W6600X is built on Navi 23 using the RDNA 2.0 architecture, manufactured on a 7 nm process at TSMC. The Radeon Vega Frontier Edition uses the Vega 10 chip with the older GCN 5.0 architecture, fabricated on a 14 nm process at GlobalFoundries. This generational gap explains much of the performance and efficiency divergence between the two.

The process node difference is stark: 7 nm versus 14 nm. The W6600X packs 11,060 million transistors into a 237 mm² die, yielding a transistor density of 46.7M per mm². The Vega Frontier Edition carries 12,500 million transistors across a much larger 495 mm² die, producing a density of just 25.3M per mm². The W6600X achieves nearly double the transistor density on a smaller chip.

Ray tracing support is another major architectural split. The W6600X includes 32 dedicated ray accelerators (RT cores), a hallmark of RDNA 2.0. The Vega Frontier Edition has no RT cores at all, as GCN 5.0 predates AMD's ray tracing hardware. This makes the W6600X the only one of the two capable of hardware-accelerated ray tracing workloads.

The compute and rendering pipelines differ substantially. The Vega Frontier Edition has 4096 shading units and 256 texture mapping units, double the W6600X's 2048 shading units and 128 TMUs. Both cards have 64 ROPs, so pixel output capabilities are structurally similar despite the shading unit disparity. Clock speeds tell a different story: the W6600X runs at a 2068 MHz base and 2479 MHz boost, while the Vega Frontier Edition operates at 1382 MHz base and 1600 MHz boost. The RDNA 2.0 card's much higher clocks partially compensate for having fewer execution units.

Memory architecture is a major philosophical divergence. The W6600X uses 8 GB of GDDR6 on a 128-bit bus with 256.0 GB/s of bandwidth. The Vega Frontier Edition uses 16 GB of HBM2 on a 2048-bit bus with 483.8 GB/s of bandwidth. The Vega card nearly doubles the bandwidth and capacity, but the W6600X's newer memory technology operates at 2000 MHz (16 Gbps effective) versus 945 MHz (1890 Mbps effective) on the Vega card.

API support reflects the architectural age difference. The W6600X supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The Vega Frontier Edition supports DirectX 12 (12_1), OpenGL 4.6, and Vulkan 1.3. The W6600X also features a more advanced feature set in terms of DirectX and Vulkan revisions.

The physical and platform differences are also notable. The W6600X uses the Apple MPX bus interface and has no display outputs, indicating it is designed for Apple Mac Pro integration. The Vega Frontier Edition uses PCIe 3.0 x16 and provides 1x HDMI 2.0b plus 3x DisplayPort 1.4a outputs. The Vega card has a 267 mm length and 111 mm height, while the W6600X dimensions are not recorded in the database.

Where Each One Wins

The Radeon Pro W6600X wins decisively in raw benchmark performance. Its Geekbench Metal score of 107342 versus 72061 represents a 49% advantage. The W6600X also wins on efficiency metrics: it consumes 120 W TDP versus 300 W, requiring a 300 W suggested PSU versus 700 W. For users prioritizing performance per watt, the W6600X is clearly the superior choice.

The W6600X also wins on modern feature support. Its DirectX 12 Ultimate (12_2) support and Vulkan 1.4 compatibility make it better suited for contemporary workloads that leverage the latest graphics APIs. The 32 RT cores enable hardware ray tracing, which the Vega Frontier Edition simply cannot do.

The Vega Frontier Edition wins in memory capacity and bandwidth. With 16 GB of HBM2 and 483.8 GB/s of bandwidth, it offers double the capacity and nearly double the bandwidth of the W6600X. For workloads that are memory-bound, such as large dataset processing or high-resolution texture streaming, the Vega card has a structural advantage.

The Vega Frontier Edition also wins in raw compute throughput. Its 13.11 TFLOPS FP32 and 26.21 TFLOPS FP16 (2:1) figures exceed the W6600X's 10.15 TFLOPS FP32 and 20.31 TFLOPS FP16 (2:1). The Vega card's texture rate of 409.6 GTexel/s also beats the W6600X's 317.3 GTexel/s, despite the W6600X's higher pixel rate of 158.7 GPixel/s versus 102.4 GPixel/s.

For display flexibility, the Vega Frontier Edition wins outright. It offers HDMI 2.0b and three DisplayPort 1.4a outputs, while the W6600X has no display outputs at all. The W6600X relies on the Apple MPX bus and presumably external display handling, whereas the Vega card can drive monitors directly.

Specification Differences

The two cards differ across nearly every major specification category:

• Chip and architecture: Navi 23 on RDNA 2.0 versus Vega 10 on GCN 5.0.
• Process node: 7 nm TSMC versus 14 nm GlobalFoundries.
• Transistors: 11,060 million versus 12,500 million.
• Die size: 237 mm² versus 495 mm².
• Transistor density: 46.7M / mm² versus 25.3M / mm².
• Base clock: 2068 MHz versus 1382 MHz.
• Boost clock: 2479 MHz versus 1600 MHz.
• Memory clock: 2000 MHz (16 Gbps effective) versus 945 MHz (1890 Mbps effective).
• Memory size: 8 GB GDDR6 versus 16 GB HBM2.
• Memory bus: 128-bit versus 2048-bit.
• Memory bandwidth: 256.0 GB/s versus 483.8 GB/s.
• Shading units: 2048 versus 4096.
• TMUs: 128 versus 256.
• ROPs: 64 on both.
• RT cores: 32 versus none.
• Pixel rate: 158.7 GPixel/s versus 102.4 GPixel/s.
• Texture rate: 317.3 GTexel/s versus 409.6 GTexel/s.
• FP32: 10.15 TFLOPS versus 13.11 TFLOPS.
• FP16: 20.31 TFLOPS (2:1) versus 26.21 TFLOPS (2:1).
• TDP: 120 W versus 300 W.
• Power connectors: not recorded versus 2x 8-pin.
• Suggested PSU: 300 W versus 700 W.
• Bus interface: Apple MPX versus PCIe 3.0 x16.
• Display outputs: none versus 1x HDMI 2.0b and 3x DisplayPort 1.4a.
• DirectX: 12 Ultimate (12_2) versus 12 (12_1).
• Vulkan: 1.4 versus 1.3.
• Release date: 2021-08-02 versus 2017-06-26.
• Launch MSRP: 699 USD versus 999 USD.
• Dimensions: not recorded versus 267 mm length, 111 mm height.

Both cards are dual-slot, end-of-life products from AMD. The W6600X's predecessor and successor are not recorded, while the Vega Frontier Edition lists Radeon Pro Polaris as predecessor and Radeon Pro Navi as successor.

Head-to-Head Benchmarks

The database contains a single direct head-to-head benchmark between these two cards: Geekbench Metal. The Radeon Pro W6600X scores 107342, while the Radeon Vega Frontier Edition scores 72061. This gives the W6600X a 49% victory margin, a substantial performance gap in favor of the newer RDNA 2.0 card.

Context from the nearest rivals helps interpret this result. The W6600X's average benchmark score of 107342 places it just 0.6% ahead of the AMD Radeon Pro Vega II Duo (106750) and 2.1% behind the AMD Radeon Pro Vega II (109617). It trails the AMD Radeon PRO W7900 (110725) by 3.1% and leads the NVIDIA Quadro RTX 6000 (101872) by 5.4%. This puts the W6600X in a competitive band with AMD's previous-generation professional flagships while staying ahead of NVIDIA's Quadro RTX 6000.

The Vega Frontier Edition's average benchmark score of 73370 places it 1.4% ahead of the AMD Radeon Pro Vega 64 (72379), 1.8% ahead of the NVIDIA TITAN X Pascal (72098), 2.2% ahead of the AMD Radeon RX 6650M (71768), and 3.6% ahead of the AMD Radeon RX 6600 LE (70829). Its percentile ranking of 91 is three points below the W6600X's 94.

The 49% delta between the two cards in Geekbench Metal is the headline result. Despite the Vega Frontier Edition having twice the shading units, twice the memory capacity, nearly double the memory bandwidth, and higher FP32 compute, the W6600X's architectural efficiency, much higher clocks, and modern RDNA 2.0 design deliver a commanding win in this Metal-based test. The W6600X also achieves this performance at 120 W TDP versus 300 W, making the efficiency gap even more pronounced.

The benchmark data shows a clear generational victor. The W6600X wins the only recorded head-to-head test and does so by a wide margin. The Vega Frontier Edition retains advantages in memory capacity, bandwidth, and raw compute specifications, but those advantages do not translate into superior Metal benchmark performance. For users relying on Metal-accelerated workloads in the Apple ecosystem, the W6600X is the stronger performer by a significant margin.