AMD Radeon Pro Vega 64 vs AMD Radeon PRO W7800 Comparison

# AMD Radeon PRO W7800 vs AMD Radeon Pro Vega 64

The AMD Radeon PRO W7800 and AMD Radeon Pro Vega 64 represent two distinct generations of AMD professional graphics. The recorded data shows the W7800 leads in both available benchmark tests, but the Vega 64 retains relevance in specific legacy contexts. The W7800 achieves an average benchmark score of 164,894, placing it in the 97th percentile of all GPUs, while the Vega 64 averages 72,379, sitting in the 91st percentile. These figures establish a clear performance hierarchy, yet the architectural differences between the two cards tell a more nuanced story.

Where Each One Wins

The AMD Radeon PRO W7800 wins decisively in every benchmark recorded in the database. In Geekbench OpenCL, the W7800 scores 154,366 against the Vega 64's 71,094, a 117.1% advantage. In Geekbench Vulkan, the W7800 posts 175,422 versus 74,174 for the Vega 64, a 136.5% lead. These results indicate the W7800 is the superior choice for compute-heavy workloads such as rendering, simulation, and machine learning inference that rely on OpenCL or Vulkan APIs.

The Vega 64, however, wins in one specific area: compatibility with Apple's Metal API. The database records a Geekbench Metal score of 71,868 for the Vega 64, a benchmark the W7800 does not have a recorded result for. This makes the Vega 64 the only card in this comparison with verified Metal performance data. For users working in macOS environments that prioritize Metal-accelerated applications, the Vega 64's presence in the Radeon Pro Mac generation suggests it was designed for that ecosystem. The W7800, by contrast, belongs to the Radeon Pro Navi generation and has no recorded Metal benchmark.

The W7800 also wins on longevity. Its production status is listed as Active, while the Vega 64 is End-of-life. The W7800 was released on 2023-04-12, whereas the Vega 64 launched on 2017-06-26. The W7800's predecessor is listed as Radeon Pro Vega, directly indicating it replaces this older product line.

FAQ

Q: Which card has the higher average benchmark score?

A: The AMD Radeon PRO W7800 averages 164,894 across recorded benchmarks, while the AMD Radeon Pro Vega 64 averages 72,379. The W7800 sits in the 97th percentile of all GPUs, compared to the Vega 64's 91st percentile.

Q: Does the Vega 64 win in any benchmark?

A: The database shows the Vega 64 has a recorded Geekbench Metal score of 71,868, which the W7800 does not have a result for. This is the only benchmark where the Vega 64 has data that the W7800 lacks, but it does not constitute a head-to-head win in the recorded tests.

Q: What is the performance difference in OpenCL?

A: The W7800 scores 154,366 in Geekbench OpenCL, while the Vega 64 scores 71,094. This gives the W7800 a 117.1% advantage, meaning it delivers more than double the OpenCL performance.

Q: How do the two cards compare in Vulkan performance?

A: The W7800 achieves 175,422 in Geekbench Vulkan, against 74,174 for the Vega 64. This represents a 136.5% lead for the W7800, the largest performance gap recorded between the two cards.

Q: Which card has more memory?

A: The W7800 has 32 GB of GDDR6 memory, while the Vega 64 has 16 GB of HBM2 memory. The W7800 also has a higher memory bandwidth at 576.0 GB/s compared to 402.4 GB/s for the Vega 64.

Q: Is the Vega 64 still in production?

A: No, the Vega 64's production status is listed as End-of-life. The W7800's production status is Active, indicating it is the current product in this comparison.

Head-to-Head Benchmarks

The head-to-head data contains two benchmark comparisons, and the W7800 wins both. In Geekbench OpenCL, the W7800's 154,366 score dwarfs the Vega 64's 71,094. The delta percentage of 117.1% means the W7800 is roughly double the Vega 64's OpenCL performance. This aligns with the raw specifications: the W7800 delivers 45.25 TFLOPS of FP32 compute, while the Vega 64 manages 11.06 TFLOPS. The difference in raw compute power explains the benchmark gap.

In Geekbench Vulkan, the W7800 scores 175,422, and the Vega 64 scores 74,174. The 136.5% delta is even larger than the OpenCL gap. Vulkan workloads often benefit from newer architecture features, and the W7800's RDNA 3.0 architecture with hardware ray tracing cores (70 RT cores) provides capabilities the Vega 64 completely lacks. The Vega 64 has no RT cores listed, making it unsuitable for modern ray-traced rendering tasks that Vulkan can leverage.

The W7800's nearest rivals in the overall database include the NVIDIA RTX A5500 with an average score of 165,217, which is 0.2% higher than the W7800. The NVIDIA RTX 4500 Ada Generation scores 166,094, 0.7% higher. The W7800 leads the NVIDIA A100 PCIe 40 GB by 1.5% (162,504) and trails the AMD Radeon Pro W6900X by 2.2% (168,574). These close margins indicate the W7800 competes directly with high-end professional GPUs from both NVIDIA and AMD.

The Vega 64's nearest rivals include the NVIDIA TITAN X Pascal at 72,098 (0.4% higher), the AMD Radeon RX 6650M at 71,768 (0.9% higher), and the AMD Radeon Vega Frontier Edition at 73,370 (1.4% higher). The Vega 64 sits within a tight cluster of mid-range to high-end GPUs from the previous generation, confirming its position as a strong performer for its era but not competitive with modern flagship workstation cards.

Specification Differences

The two cards differ fundamentally across nearly every specification category. The W7800 uses 5 nm process technology at TSMC, while the Vega 64 uses 14 nm at GlobalFoundries. The W7800 integrates 57,700 million transistors on a 529 mm² die, compared to 12,500 million transistors on a 495 mm² die. This results in a transistor density of 109.1 million per mm² for the W7800 versus 25.3 million per mm² for the Vega 64.

Memory configurations diverge sharply. The W7800 has 32 GB of GDDR6 on a 256-bit bus with 576.0 GB/s bandwidth. The Vega 64 has 16 GB of HBM2 on a 2048-bit bus with 402.4 GB/s bandwidth. The Vega 64's wider bus compensates partially for its lower bandwidth, but the W7800's total bandwidth remains higher.

Clock speeds show the architectural leap: the W7800 runs at a base clock of 1895 MHz and boosts to 2525 MHz, while the Vega 64 operates at 1250 MHz base and 1350 MHz boost. Memory clocks differ similarly: the W7800's memory runs at 2250 MHz (18 Gbps effective), while the Vega 64's memory runs at 786 MHz (1572 Mbps effective).

The compute unit counts also differ. The W7800 has 4480 shading units, 280 TMUs, and 128 ROPs. The Vega 64 has 4096 shading units, 256 TMUs, and 64 ROPs. Pixel rate for the W7800 is 323.2 GPixel/s versus 86.40 GPixel/s for the Vega 64. Texture rate is 707.0 GTexel/s versus 345.6 GTexel/s. FP16 performance is 90.50 TFLOPS for the W7800 and 22.12 TFLOPS for the Vega 64.

Power and physical specifications differ as well. The W7800 has a TDP of 260 W with 2x 8-pin power connectors and a suggested PSU of 600 W. The Vega 64 has a TDP of 250 W with no power connectors listed, and no suggested PSU. The W7800 is a dual-slot card measuring 280 mm in length, while the Vega 64 is listed as an IGP (integrated graphics processor) with no dimensions recorded. The W7800 uses PCIe 4.0 x16, while the Vega 64 uses PCIe 3.0 x16.

Display outputs differ: the W7800 provides 3x DisplayPort 2.1 and 1x mini-DisplayPort 2.1, while the Vega 64's outputs are described as "Portable Device Dependent."

Architecture Differences

The W7800 is built on RDNA 3.0 architecture with the Navi 31 chip, codenamed Plum Bonito. The Vega 64 uses GCN 5.0 architecture with the Vega 10 chip and has no codename listed. The W7800 belongs to the Radeon Pro Navi (Navi III Series) generation, while the Vega 64 belongs to the Radeon Pro Mac (Vega Series) generation.

The W7800's 5 nm process at TSMC enables significantly higher transistor density compared to the Vega 64's 14 nm process at GlobalFoundries. The W7800's 57,700 million transistors on 529 mm² produce a density of 109.1 million per mm², versus 25.3 million per mm² for the Vega 64's 12,500 million transistors on 495 mm². This density advantage allows the W7800 to pack far more compute units into a similar die area.

The W7800 includes 70 ray tracing cores, a feature entirely absent from the Vega 64. These RT cores enable hardware-accelerated ray tracing, which is critical for modern rendering workloads. The Vega 64 has no RT cores and no tensor cores, limiting its capability for ray-traced or AI-accelerated tasks.

API support differs: the W7800 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The Vega 64 supports DirectX 12 (12_1), OpenGL 4.6, and Vulkan 1.3. The DirectX 12 Ultimate support on the W7800 includes features like mesh shaders and variable rate shading, which the Vega 64's DirectX 12_1 cannot provide.

The Vega 64's HBM2 memory architecture with a 2048-bit bus was innovative for its time, but the W7800's GDDR6 on a 256-bit bus achieves higher bandwidth through faster memory clocks. The W7800's memory bandwidth of 576.0 GB/s exceeds the Vega 64's 402.4 GB/s despite the narrower bus.

The Verdict

The data clearly indicates the AMD Radeon PRO W7800 is the superior performer for modern professional workloads. Its 117.1% and 136.5% advantages in OpenCL and Vulkan respectively, combined with double the memory capacity and roughly four times the FP32 compute throughput, make it the definitive choice for compute-intensive applications. The W7800's active production status and 2023 release date confirm its current relevance, while the Vega 64's end-of-life status from 2017 marks it as a legacy product.

The Vega 64's only unique advantage is its recorded Geekbench Metal score of 71,868, which suggests it remains a viable option for macOS environments where Metal is the primary API. Its HBM2 memory and 2048-bit bus provided competitive bandwidth in its era, and its 91st percentile ranking among all GPUs shows it was a strong performer for its generation.

For users working in Windows or Linux environments with OpenCL or Vulkan workloads, the W7800 is the clear choice. Its 97th percentile ranking and proximity to rivals like the NVIDIA RTX A5500 (0.2% difference) and RTX 4500 Ada Generation (0.7% difference) position it among the top-tier professional GPUs available. The W7800's 32 GB memory capacity suits large datasets and complex scenes, while its 70 RT cores enable hardware ray tracing that the Vega 64 cannot perform.

For users locked into Apple's Metal ecosystem, the Vega 64's verified Metal performance remains its strongest asset. However, the W7800's superior specifications and active production status suggest it is the better long-term investment for any workload that can utilize OpenCL or Vulkan. The recorded data provides no scenario where the Vega 64 outperforms the W7800 in a shared benchmark, and the W7800's architectural advantages in ray tracing, API support, and memory capacity make it the recommended choice for current and future professional graphics tasks.