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AMD Radeon PRO W7800 32GB vs AMD Radeon RX 7900 GRE 16GB

The Radeon PRO W7800 and the Radeon RX 7900 GRE deliver near-identical FP16 throughput (92 vs 90 TFLOPS dense). The Radeon PRO W7800 also carries 16 GB more memory (32 GB vs 16 GB).

Radeon PRO W7800: RDNA 3, 2023 Radeon RX 7900 GRE: RDNA 3, 2023
Memory
32 vs 16 GB
16 GB more for the Radeon PRO W7800
Bandwidth
576 GB/s vs 576 GB/s
Even
TDP
260 W vs 260 W
Same power budget
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AMD Radeon PRO W7800 32GB vs AMD Radeon RX 7900 GRE 16GB

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AMD Radeon PRO W7800 32GB

Full specs →

What is the AMD Radeon PRO W7800?

The Radeon PRO W7800 is a GPU from AMD on the RDNA 3 architecture, an accelerator for AI training, inference and high-performance computing. It is a PCIe add-in card, so it fits standard servers and workstations. Radeon PRO W7800 full specifications →

Can I rent the Radeon PRO W7800 in the cloud?

Flopper is not tracking any live rental listings for the Radeon PRO W7800 yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the Radeon PRO W7800 compare with other accelerators?

This page sets the Radeon PRO W7800 against the Radeon RX 7900 GRE. Both parts launched in the same year. Both are AMD parts, and both ship as a PCIe card, so they fit the same class of system. The compare tool builds the same comparison for any two parts in the catalogue. All GPU comparisons →

Where do the Radeon PRO W7800 figures come from?

Every Radeon PRO W7800 figure on this page traces to AMD's own datasheet or specification table. How Flopper verifies specifications →

AMD Radeon RX 7900 GRE 16GB

Full specs →

What is the AMD Radeon RX 7900 GRE?

The Radeon RX 7900 GRE is a GPU from AMD on the RDNA 3 architecture, an accelerator for AI training, inference and high-performance computing. It is a PCIe add-in card, so it fits standard servers and workstations. Radeon RX 7900 GRE full specifications →

Can I rent the Radeon RX 7900 GRE in the cloud?

Flopper is not tracking any live rental listings for the Radeon RX 7900 GRE yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the Radeon RX 7900 GRE compare with other accelerators?

This page sets the Radeon RX 7900 GRE against the Radeon PRO W7800. Both parts launched in the same year. Both are AMD parts, and both ship as a PCIe card, so they fit the same class of system. The compare tool builds the same comparison for any two parts in the catalogue. All GPU comparisons →

Where do the Radeon RX 7900 GRE figures come from?

Every Radeon RX 7900 GRE figure on this page traces to AMD's own datasheet or specification table. How Flopper verifies specifications →

Specifications

Radeon PRO W7800
Radeon RX 7900 GRE
Architecture
RDNA 3RDNA 3
Launch Year
20232023
Form Factor
PCIePCIe
Memory
32 GB16 GB
Memory Bandwidth
576 GB/s576 GB/s
TDP
260 W260 W
Process Node
5nm5nm

Performance (TFLOPS)

Radeon PRO W7800
Radeon RX 7900 GRE
No verified data available No verified data available
45 TFLOPS 46 TFLOPS
No verified data available No verified data available
No verified data available No verified data available
90 TFLOPS 92 TFLOPS
No verified data available No verified data available
FP6
No verified data available No verified data available
No verified data available No verified data available
90 TOPS 92 TOPS

Figures are dense. Where a vendor publishes a figure it sits under the dense one and never decides a winner. Hover any precision for its definition, or read the GPU glossary.

FLOPS by Precision

What actually differs

Both launched in 2023, the Radeon PRO W7800 on RDNA 3 and the Radeon RX 7900 GRE on RDNA 3.

The Radeon PRO W7800 carries 16 GB more memory (32 GB against 16 GB), so larger models fit on one GPU before you shard. Bandwidth is 576 GB/s against 576 GB/s, which sets the ceiling on decode speed.

Power is 260 W against 260 W, and at FP32 the Radeon RX 7900 GRE does more work per watt. Weight the FP8 and FP16 rows for LLM work and the FP64 row for HPC.

New to the terms? The glossary explains FP32, FP16, INT8, Sparsity and TFLOPS.

Frequently asked questions

Is the Radeon PRO W7800 faster than the Radeon RX 7900 GRE?

They are close on paper: both deliver about 92 TFLOPS of dense FP16 throughput. Memory, bandwidth, and power are the deciding differences.

Which should you choose, the Radeon PRO W7800 or the Radeon RX 7900 GRE?

On raw FP16 throughput the Radeon PRO W7800 and the Radeon RX 7900 GRE are level, so the decision rests on memory, power and price. Choose the Radeon PRO W7800 when the model has to fit on one GPU: it carries 16 GB more memory.

Which has more memory, the Radeon PRO W7800 or the Radeon RX 7900 GRE?

The Radeon PRO W7800 carries 32 GB of memory versus 16 GB for the Radeon RX 7900 GRE. Memory bandwidth is 576 GB/s for the Radeon PRO W7800 and 576 GB/s for the Radeon RX 7900 GRE.

How much power do the Radeon PRO W7800 and the Radeon RX 7900 GRE draw?

The Radeon PRO W7800 is rated at 260 W TDP and the Radeon RX 7900 GRE at 260 W. On FP32 throughput per watt, the Radeon RX 7900 GRE is the more efficient part.

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