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iFlytek Spark-X2.5-4B · Q3_K_S
NVIDIA H100 80GB HBM380GBStrata v0.53L2 Cross-framework verified
This page aggregates 1 real-world runs of iFlytek Spark-X2.5-4B (Q3_K_S) on NVIDIA H100 80GB HBM3 with Strata, contributed by 1 independent source platforms; metrics are averages of published measurements.
291.71 tok/s
Decode
Decode speed
1,407.26 tok/s
Prefill
Prefill speed
1.33 s
TTFT
Time to first token
7.56 GB
VRAM
VRAM usage
L2 Cross-framework verified
1
Measured runs
1
Independent sources
Other
Source platforms
12 days ago
Last verified
Performance
- Ollama · IQ2_XS Decode 285.58 · Prefill 1151.82 ·
- Strata · Q3_K_S (current)Decode 291.71 · Prefill 1407.26 ·
Core figures
- Decode (avg)
- 291.71 tok/s
- Prefill (avg)
- 1,407.26 tok/s
- TTFT (avg)
- 1.33 s
- VRAM (avg)
- 7.56 GB
- MTP acceptance rate
- 0.69
- TTFB
- 2.33 GB
- Power draw
- 683.2 W
Configuration
Member-level fields are taken from the most recent run
- Model
- iFlytek Spark-X2.5-4B
- Quantization
- Q3_K_S
- Framework
- Strata
- Version
- v0.53
- Context length
- 65536 tokens
- Batch size
- 256
- GPU layers
- 5
- Flash Attention
- Off
Hardware
Nominal and measured figures are shown side by side; whether it runs is the reader's call
- GPU
- NVIDIA H100 80GB HBM3
- Nominal VRAM
- 80 GB
- Measured VRAM (avg)
- 7.56 GB
- OS
- Ubuntu 24.04
- Driver
- 565.57
- CUDA
- 13.0
- Power draw
- 683.2 W
Sources & evidence
1 measured records in total, each traceable to its original source
v0.53 · Ubuntu 24.04 · CUDA 13.0 · 65536 ctx
291.71 tok/s
Decode
1,407.26 tok/s
Prefill
1.33 s
TTFT
7.56 GB
VRAM
0.69
MTP
683.2 W
Power draw
L2 batch seed 2026-10-24: Strata on hw_id=55 running model_id=75 at Q3_K_S