AMD Radeon Pro W6800X vs AMD Radeon Vega Frontier Edition Comparison

Where Each One Wins

The benchmark data splits cleanly along generational lines. The AMD Radeon Pro W6800X wins every recorded test in this comparison, and it does so by substantial margins. In Geekbench Metal, the W6800X scores 196,844 against 72,061 for the Vega Frontier Edition, a 173.2% advantage. In Geekbench OpenCL, the W6800X records 124,498 versus 76,111, a 63.6% lead. There is no test in the database where the Vega Frontier Edition comes out ahead.

The W6800X is the card for compute workloads that stress modern APIs and high throughput. Its Metal score places it in the 97th percentile of all GPUs in the database, while its OpenCL performance is similarly strong. The Vega Frontier Edition, by contrast, sits at the 91st percentile, and its best recorded result is its Vulkan score of 71,937, which still trails the W6800X's worst recorded result (OpenCL at 124,498) by a wide margin. If a workload is built around Apple's Metal framework or OpenCL compute, the W6800X is the only rational choice from this pair.

Where the Vega Frontier Edition might appear more attractive is in legacy or niche scenarios, but the data does not support that. Its Vulkan score of 71,937 is the only benchmark unique to it in the database, and it does not approach the W6800X's numbers. The Vega card is not faster in any recorded metric. The W6800X wins 2 head-to-head tests, the Vega Frontier Edition wins 0. For a builder deciding between these two, the outcome is predetermined by the measurements.

The Verdict

Pick the AMD Radeon Pro W6800X if you need maximum compute throughput today. Its average benchmark score is 160,671, more than double the Vega Frontier Edition's 73,370. In Metal, the W6800X is 173.2% ahead, which is not a marginal improvement but a generational leap. The W6800X also carries 32 GB of GDDR6 memory, double the Vega's 16 GB of HBM2, and its 512.0 GB/s bandwidth slightly exceeds the Vega's 483.8 GB/s. The W6800X supports DirectX 12 Ultimate (12_2), Vulkan 1.4, and OpenGL 4.6, while the Vega only reaches DirectX 12 (12_1) and Vulkan 1.3. For modern game development, rendering, or GPU compute, the W6800X is the clear winner.

Pick the AMD Radeon Vega Frontier Edition only if you are constrained by physical compatibility or power delivery. The Vega is a dual-slot card with 2x 8-pin power connectors, while the W6800X is a quad-slot card using the Apple MPX interface. If your system lacks Apple MPX support, the W6800X is not an option at all, regardless of performance. The Vega also draws 300 W versus the W6800X's 200 W, so if you have a power supply rated at 550 W, the W6800X fits within the suggested 550 W PSU rating, while the Vega asks for a 700 W unit. The Vega's launch MSRP was 999 USD, which is lower than the W6800X's 2,799 USD, but pricing is not the deciding factor here. The data shows the W6800X is categorically faster.

Head-to-Head Benchmarks

The largest win for the W6800X comes in Geekbench Metal. The W6800X scores 196,844, while the Vega Frontier Edition manages 72,061. That is a delta of 173.2%, meaning the W6800X nearly triples the Vega's output. This is not a close race; it is the difference between a modern RDNA 2.0 architecture and a GCN 5.0 design from 2017. The W6800X's 3840 shading units are fewer than the Vega's 4096, but they are far more efficient per unit. The W6800X also has 60 dedicated ray tracing cores, which the Vega lacks entirely.

In Geekbench OpenCL, the gap narrows but remains decisive. The W6800X scores 124,498 against 76,111 for the Vega, a 63.6% advantage. OpenCL is a more portable workload that does not always exploit the latest hardware features, yet the W6800X still wins by a wide margin. The W6800X's FP32 throughput is 16.03 TFLOPS, and its FP16 is 32.06 TFLOPS (2:1), compared to the Vega's 13.11 TFLOPS and 26.21 TFLOPS (2:1). The W6800X also has a higher texture rate at 500.9 GTexel/s versus 409.6 GTexel/s, and a much higher pixel rate at 200.4 GPixel/s versus 102.4 GPixel/s. The only metric where the Vega has a hardware edge is raw shading unit count and texture mapping units, but that does not translate into benchmark wins.

The Vega Frontier Edition's Vulkan score of 71,937 is not part of the head-to-head table because the W6800X was not tested in Vulkan in this database. However, even if it were, the Vega's Vulkan result is lower than its own OpenCL score, and the W6800X's OpenCL result is 63.6% higher. There is no plausible scenario where the Vega wins a recorded benchmark against the W6800X.

FAQ

Q: Which card has better Metal performance?

A: The AMD Radeon Pro W6800X scores 196,844 in Geekbench Metal, which is 173.2% higher than the Vega Frontier Edition's 72,061.

Q: Does the Vega Frontier Edition win any benchmarks?

A: No. The database records 2 head-to-head tests (Geekbench Metal and Geekbench OpenCL), and the W6800X wins both. The Vega has 0 wins.

Q: How much memory do these cards have?

A: The W6800X has 32 GB of GDDR6 on a 256-bit bus, while the Vega Frontier Edition has 16 GB of HBM2 on a 2048-bit bus.

Q: Are these cards still in production?

A: Both are end-of-life. The W6800X was released on 2021-08-02, and the Vega Frontier Edition on 2017-06-26.

Q: What power supply do I need for each card?

A: The W6800X has a 200 W TDP and a suggested PSU of 550 W. The Vega Frontier Edition has a 300 W TDP and a suggested PSU of 700 W.

Q: Can the Vega Frontier Edition handle ray tracing?

A: No. The Vega has no ray tracing cores, while the W6800X includes 60 RT cores.

Architecture Differences

The W6800X uses the Navi 21 chip on a 7 nm process from TSMC, with 26,800 million transistors on a 520 mm² die. The Vega Frontier Edition uses the Vega 10 chip on a 14 nm process from GlobalFoundries, with 12,500 million transistors on a 495 mm² die. The transistor density tells the story: the W6800X packs 51.5 million transistors per square millimeter, while the Vega manages 25.3 million. That density advantage is why the W6800X delivers more than double the average benchmark score despite having a similar die size.

Architecturally, the W6800X is RDNA 2.0, while the Vega is GCN 5.0. RDNA 2.0 was designed for higher instructions per clock and better power efficiency. The W6800X has 3840 shading units, 240 texture mapping units, 96 ROPs, and 60 ray tracing cores. The Vega has 4096 shading units, 256 texture mapping units, and 64 ROPs, but no ray tracing cores. The W6800X's FP32 throughput is 16.03 TFLOPS, and its FP16 is 32.06 TFLOPS. The Vega's FP32 is 13.11 TFLOPS, and its FP16 is 26.21 TFLOPS. Despite fewer shading units, the W6800X generates higher pixel and texture rates: 200.4 GPixel/s and 500.9 GTexel/s versus 102.4 GPixel/s and 409.6 GTexel/s.

The memory systems are fundamentally different. The W6800X uses 32 GB of GDDR6 with a 256-bit bus and 512.0 GB/s bandwidth. The Vega uses 16 GB of HBM2 with a 2048-bit bus and 483.8 GB/s bandwidth. The Vega's bus is 8 times wider, but the W6800X still edges it out in bandwidth due to faster memory clocks (2000 MHz effective 16 Gbps versus 945 MHz effective 1890 Mbps). The W6800X also supports newer API versions across the board: DirectX 12 Ultimate (12_2), Vulkan 1.4, and OpenGL 4.6, versus DirectX 12 (12_1), Vulkan 1.3, and OpenGL 4.6.

Specification Differences

The two cards differ in nearly every measurable specification. The W6800X has a base clock of 1800 MHz and a boost clock of 2087 MHz, while the Vega runs at 1382 MHz base and 1600 MHz boost. The W6800X's TDP is 200 W, the Vega's is 300 W. The W6800X is a quad-slot card using Apple MPX power and bus interface, while the Vega is a dual-slot card with 2x 8-pin connectors and PCIe 3.0 x16. The W6800X requires a 550 W suggested PSU, the Vega requires 700 W.

Memory capacities differ: 32 GB GDDR6 versus 16 GB HBM2. The W6800X has a 256-bit bus, the Vega has a 2048-bit bus. Bandwidth is 512.0 GB/s for the W6800X and 483.8 GB/s for the Vega. The W6800X's display outputs are 1x HDMI 2.1 and 4x Thunderbolt, while the Vega offers 1x HDMI 2.0b and 3x DisplayPort 1.4a. The physical dimensions are close in length (both 267 mm or 10.5 inches), but the W6800X is taller at 120 mm versus 111 mm. The W6800X has 60 ray tracing cores, the Vega has none. The W6800X has 96 ROPs, the Vega has 64. The W6800X's transistor count is 26,800 million, the Vega's is 12,500 million. The W6800X's launch MSRP was 2,799 USD, while the Vega's launch MSRP was 999 USD. Both are end-of-life. The Vega has a predecessor (Radeon Pro Polaris) and successor (Radeon Pro Navi), while the W6800X lists no predecessor or successor. The W6800X's generation is Radeon Pro Mac (Navi II Series), and the Vega's is Radeon Pro Vega (Vega Series).