Flopper.io GPU Comparison Sheet
September 4, 2026
flopper.io/compare/intel-arc-pro-b65-32gb-vs-intel-arc-b580-12gbIntel Arc Pro B65 32GB vs Intel Arc B580 12GB
Side by side datacenter GPU specifications from the Flopper.io database.
Overview
| Intel Arc Pro B65 32GB | Intel Arc B580 12GB | |
|---|---|---|
| FP32 TFLOPS | 12.3 | — |
| VRAM | 32 GB | 12 GB |
| Memory Bandwidth | 608 GB/s | 456 GB/s |
| TDP | 200 W | 190 W |
Performance by Precision
| Precision | Intel Arc Pro B65 32GB peak TFLOPS (dense) | Intel Arc B580 12GB peak TFLOPS (dense) |
|---|---|---|
| FP64 | — | — |
| FP32 | 12.3 | — |
| TF32 | — | — |
| BF16 | — | — |
| FP16 | — | — |
| FP8 | — | — |
| FP6 | — | — |
| FP4 | — | — |
| INT8 | 197.0 | 233.0 |
Specifications
| Intel Arc Pro B65 32GB | Intel Arc B580 12GB | |
|---|---|---|
| Architecture | Battlemage | Battlemage |
| Process Node | 5nm | 5nm |
| Launch Year | 2026 | 2024 |
| Form Factor | PCIe | PCIe |
| Memory Type | GDDR6 | GDDR6 |
| Interface Width | 256-bit | 192-bit |
| Interconnect | — | — |
| TDP | 200 W | 190 W |
| FP32 Efficiency | 0.06 TFLOPS/W | — |