Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) vs Qualcomm Dragonwing RB3 Gen 2 (QCS6490)

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Qualcomm Dragonwing RB3 Gen 2 (QCS6490) is faster in all 2 like-for-like comparisons (largest gap: image classification, 115×).

	Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only)	Qualcomm Dragonwing RB3 Gen 2 (QCS6490)
Best image classification	8.20 FPS D undated	940 FPS D 2026 (year only)
Power	n/a	n/a
Perf / W	n/a	n/a
Price	n/a	n/a
Workloads with data	1 of 7	6 of 7

Best published image classification result per platform (may be from different like-for-like groups — see data). n/a = not published; never estimated.

Show data — all workloads, sources and like-for-like groups

object detection

Only Qualcomm Dragonwing RB3 Gen 2 (QCS6490) has published object detection results.

Platform	Result	Model · precision · stack	Grade	Power	Source
Qualcomm Dragonwing RB3 Gen 2 (QCS6490)	276 FPS inference_time · b=1	yolov8_det / YOLOv8-Detection w8a8 · Qualcomm AI Hub tflite (QAIRT 2.50.0.260828221209) · unknown	D	unknown power n/a no power published	Qualcomm AI Hub Models perf.yaml (BSD-3) 2026 (year only)

Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only):

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No published object detection results for Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) or Qualcomm Dragonwing RB3 Gen 2 (QCS6490) yet.
We only show cited public figures — nothing is estimated to fill gaps. Requests tell us what to source or test next.

instance segmentation

Only Qualcomm Dragonwing RB3 Gen 2 (QCS6490) has published instance segmentation results.

Platform	Result	Model · precision · stack	Grade	Power	Source
Qualcomm Dragonwing RB3 Gen 2 (QCS6490)	240 FPS inference_time · b=1	yolov8_seg / YOLOv8-Segmentation w8a8 · Qualcomm AI Hub tflite (QAIRT 2.50.0.260828221209) · unknown	D	unknown power n/a no power published	Qualcomm AI Hub Models perf.yaml (BSD-3) 2026 (year only)

Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only):

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No published instance segmentation results for Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) or Qualcomm Dragonwing RB3 Gen 2 (QCS6490) yet.
We only show cited public figures — nothing is estimated to fill gaps. Requests tell us what to source or test next.

pose estimation

Only Qualcomm Dragonwing RB3 Gen 2 (QCS6490) has published pose estimation results.

Platform	Result	Model · precision · stack	Grade	Power	Source
Qualcomm Dragonwing RB3 Gen 2 (QCS6490)	291 FPS inference_time · b=1	hrnet_pose w8a8 · Qualcomm AI Hub onnx (QAIRT 2.50.0.260828221209) · mid-size CNN	D	unknown power n/a no power published	Qualcomm AI Hub Models perf.yaml (BSD-3) 2026 (year only)

Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only):

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No published pose estimation results for Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) or Qualcomm Dragonwing RB3 Gen 2 (QCS6490) yet.
We only show cited public figures — nothing is estimated to fill gaps. Requests tell us what to source or test next.

image classification

✓ Like-for-like: model-size class mobile-class CNN, batch 1. Model, precision and stack may still differ.

Platform	Result	Model · precision · stack	Grade	Power	Source
Qualcomm Dragonwing RB3 Gen 2 (QCS6490)	940 FPS inference_time · b=1	mobilenet_v2 w8a8 · Qualcomm AI Hub onnx (QAIRT 2.50.0.260828221209) · mobile-class CNN	D	unknown power n/a no power published	Qualcomm AI Hub Models perf.yaml (BSD-3) 2026 (year only)
Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) CPU-only	8.20 FPS inference_time · b=1	MobileNet v2 (224x224) TFLite on CPU · TensorFlow Lite C++ benchmark (Edge TPU runtime) · mobile-class CNN	D	unknown power n/a no power published	Google Coral Edge TPU benchmarks page (Table 1) undated

✓ Like-for-like: model-size class mid-size CNN, batch 1. Model, precision and stack may still differ.

Platform	Result	Model · precision · stack	Grade	Power	Source
Qualcomm Dragonwing RB3 Gen 2 (QCS6490)	379 FPS inference_time · b=1	resnet50 w8a8 · Qualcomm AI Hub onnx (QAIRT 2.50.0.260828221209) · mid-size CNN	D	unknown power n/a no power published	Qualcomm AI Hub Models perf.yaml (BSD-3) 2026 (year only)
Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) CPU-only	5.24 FPS inference_time · b=1	Unet Mv2 (128x128) TFLite on CPU · TensorFlow Lite C++ benchmark (Edge TPU runtime) · mid-size CNN	D	unknown power n/a no power published	Google Coral Edge TPU benchmarks page (Table 1) undated

semantic segmentation

Only Qualcomm Dragonwing RB3 Gen 2 (QCS6490) has published semantic segmentation results.

Platform	Result	Model · precision · stack	Grade	Power	Source
Qualcomm Dragonwing RB3 Gen 2 (QCS6490)	71.69 FPS inference_time · b=1	deeplabv3_plus_mobilenet w8a8 · Qualcomm AI Hub onnx (QAIRT 2.50.0.260828221209) · mobile-class CNN	D	unknown power n/a no power published	Qualcomm AI Hub Models perf.yaml (BSD-3) 2026 (year only)

Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only):

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No published semantic segmentation results for Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) or Qualcomm Dragonwing RB3 Gen 2 (QCS6490) yet.
We only show cited public figures — nothing is estimated to fill gaps. Requests tell us what to source or test next.

speech-to-text

Only Qualcomm Dragonwing RB3 Gen 2 (QCS6490) has published speech-to-text results.

Platform	Result	Model · precision · stack	Grade	Power	Source
Qualcomm Dragonwing RB3 Gen 2 (QCS6490)	42.65 FPS inference_time · b=1	whisper_small_quantized / decoder w8a16 · Qualcomm AI Hub voice_ai (QAIRT 2.50.0.260828221209) · Whisper small	D	unknown power n/a no power published	Qualcomm AI Hub Models perf.yaml (BSD-3) 2026 (year only)

Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only):

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No published speech-to-text results for Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) or Qualcomm Dragonwing RB3 Gen 2 (QCS6490) yet.
We only show cited public figures — nothing is estimated to fill gaps. Requests tell us what to source or test next.

LLM generation

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No published LLM generation results for Coral Dev Board CPU (quad Cortex-A53 @1.5 GHz, CPU only) or Qualcomm Dragonwing RB3 Gen 2 (QCS6490) yet.
We only show cited public figures — nothing is estimated to fill gaps. Requests tell us what to source or test next.

How to read these numbers

Every number is labelled. Confidence: A MLPerf closed, audited · B documented third-party method · C community / review · D vendor-published, not independently verified · E estimate. Power basis: measured with the result · spec vendor spec/envelope · power n/a not published.

Machine-readable: /find.json (see llms.txt); full tables are in “Show data”. Confidence grades: A audited MLPerf closed · B documented third-party · C community · D vendor-published · E estimate. Unknown values are shown as unknown, never estimated. Generated 2026-10-16 from public sources.