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Contributed byMario AlkaQwen (Alibaba)

Qwen2.5-1.5B-Instruct

Performance benchmark · measured on 12.11.2026 15:15

Benchmark-IDrun-20261112-144801-9911a1
Timebench 3 - Kombi (Prefill + Generation)Dense1.5BRuntime: lmstudio-mlxQuantisierung: MLX 4bit
Generation126,71tok/s
Prefill5.137,01tok/s
Time to First Token506,50ms
Total duration25,30s
Concurrency1parallel
Ranking in the field
401of 1927 systems

Performance benchmark · Primary metric: Generation-Speed (tok/s) · 1× concurrent

This run is better than 79 % of all comparable systems.
Generation 126,7 tok/s
+63 % vs Ø 77,5
Prefill 5.137,0 tok/s
+81 % vs Ø 2.844,6
Time to First Token 507 ms
-98 % vs Ø 23.755
Distribution in the field0 – 471 tok/s
Ø 78 Median Dieser Lauf

Wie schlägt sich dieser Benchmark mit anderen Modellen?

Hardware

GPU: Keine GPU (CPU-only)
CPU: Apple M6 (unified CPU/GPU SoC, ARM64, AdvSIMD)
RAM: 24 GB
Mainboard: Apple Mac mini

Setup

Runtime: lmstudio-mlx
Quantization: MLX 4bit
Model: Qwen2.5-1.5B-Instruct

Configuration

benchmark-konfiguration — run-20261112-144801-9911a1
# LLM-Benchmark Konfiguration # Modell : Qwen2.5-1.5B-Instruct # Engine : lmstudio-mlx # Run-ID : run-20261112-144801-9911a1 # GPU : Keine GPU (CPU-only) # CPU : Apple M6 (unified CPU/GPU SoC, ARM64, AdvSIMD) # RAM : 24 GB bench@llm-benchmark:~$ lmstudio-mlx \ --model qwen2.5-1.5b-instruct
Engine?Die Inferenz-Software, die das Modell ausliefert (z.B. vLLM oder llama.cpp). Sie bestimmt Geschwindigkeit, unterstuetzte Modellformate und welche Parameter ueberhaupt verfuegbar sind.lmstudio-mlx
Kontextlaenge?Maximale Anzahl Tokens (Eingabe + erzeugte Ausgabe zusammen), die das Modell pro Anfrage verarbeiten kann.8192
execution_typelocal

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Model comparison

Qwen2.5-1.5B-Instruct on various hardware

All published performance runs of this model – each bubble a variant: position = prefill (X) × generation (Y), bubble size = number of runs. Closer to the top right = faster. ★ Marked gold = this benchmark.

GPUby graphics card

1391331271201141.6721.7431.8151.886Prefill (tok/s)Generation (tok/s)CPU-only - 126,7 tok/s Generation, 1.779 tok/s Prefill, TTFT 110.051 ms (5 Laufe) | DIESER LAUF★ CPU-only
★ CPU-only 126,7 tok/s this run

CPUby processor

16312281,440,70,002.1194.2386.358Prefill (tok/s)Generation (tok/s)Apple M6 (unified CPU/GPU SoC) - 113,3 tok/s Generation, 3.554 tok/s Prefill, TTFT 706 ms (1 Lauf)Apple M6 (unified CPU...4 x Cortex-A78C + 4 x Cortex-A55 - 9,1 tok/s Generation, 68 tok/s Prefill, TTFT 183.014 ms (3 Laufe)4 x Cortex-A78C + 4 x...Apple M6 (unified CPU/GPU SoC, ARM64, AdvSIMD) - 126,7 tok/s Generation, 5.137 tok/s Prefill, TTFT 507 ms (1 Lauf) | DIESER LAUF★ Apple M6 (unified CPU...
★ Apple M6 (unified CPU/GPU SoC, ARM64, AdvSIMD) 126,7 tok/s this runApple M6 (unified CPU/GPU SoC) 113,3 tok/s4 x Cortex-A78C + 4 x Cortex-A55 9,1 tok/s

MBby mainboard

16312281,440,70,001.7923.5845.376Prefill (tok/s)Generation (tok/s)unbekannt - 9,1 tok/s Generation, 68 tok/s Prefill, TTFT 183.014 ms (3 Laufe)unbekanntApple Mac mini - 126,7 tok/s Generation, 4.345 tok/s Prefill, TTFT 606 ms (2 Laufe) | DIESER LAUF★ Apple Mac mini
★ Apple Mac mini 126,7 tok/s this rununbekannt 9,1 tok/s

ENGby engine

16312281,440,70,002.1194.2386.358Prefill (tok/s)Generation (tok/s)Ollama - 113,3 tok/s Generation, 3.554 tok/s Prefill, TTFT 706 ms (1 Lauf)Ollamallama.cpp - 9,1 tok/s Generation, 68 tok/s Prefill, TTFT 183.014 ms (3 Laufe)llama.cpplmstudio-mlx - 126,7 tok/s Generation, 5.137 tok/s Prefill, TTFT 507 ms (1 Lauf) | DIESER LAUF★ lmstudio-mlx
★ lmstudio-mlx 126,7 tok/s this runOllama 113,3 tok/sllama.cpp 9,1 tok/s

DRVby driver

1391331271201141.6721.7431.8151.886Prefill (tok/s)Generation (tok/s)unbekannt - 126,7 tok/s Generation, 1.779 tok/s Prefill, TTFT 110.051 ms (5 Laufe)unbekannt
unbekannt 126,7 tok/s
💰 Economics

Economics of this run

Operating cost, TCO and comparison with the next-best runs of the same model at identical concurrency (1× concurrent). Methodology →

⚙️ ConfigurationAll metrics and charts below follow these settings – based on a 24-month runtime.Save to URLReset
⚡ Electricity price EUR/kWh
⚙️ System utilization 100 %
🔌 Idle 0 W
⚡ TDP 10 W
☁️ External LLM (API)
Electricity0.30 EUR/kWh
Avg power (incl. idle)0 W missing
Avg cost / hour–
Electricity / 1M tokens–
Token / kWh–
Acquisition (system)– partial price
Electricity (2 years)–
TCO (2 years)–
Output tokens (2 years)7.99B
☁️ External LLM (API) – comparison
External LLM cost (2 years)–
Savings vs. external (2 years)–
No power draw measured – values estimated from GPU TDP + CPU (idle + 15 %) + board.

All values above and the charts below take the configured system utilization into account: at X% the system generates only X% of the time, the rest it idles (0 W). Cost per hour drops (more idle), cost per token rises.

Cost over 2 years – electricity only

Cost over 2 years – incl. acquisition (TCO)

Speed vs. tokens per euro

Euro per 1M tokens

Comparison vs. API – economics per benchmark

Qwen2.5-1.5B-InstructKeine GPU (CPU-only)Qwen2.5-1.5B-InstructKeine GPU (CPU-only)Qwen2.5-1.5B-InstructKeine GPU (CPU-only)
Electricity cost (24 mo.)–––
Acquisition cost–––
Total cost (TCO)–––
Generated tokens (24 mo.)–––
Token price via API–––
Break-even point (days)–––
Result (savings / extra cost)–––

Comparison with up to 3 next-best runs of this model at the same concurrency (at least one on different hardware). Power = GPU TDP + CPU (idle + 15 %) + board (estimated), acquisition = full system (GPU + CPU + board + RAM + PSU), prices = stored market prices.

Contributed by

Mario Alka Administrator

@marioalka

Ich bin Unternehmer, Softwareentwickler und KI-Enthusiast. Seit vielen Jahren entwickle ich Unternehmenssoftware und beschäftige mich inzwischen fast täglich mit lokalen LLMs, KI-Agenten und leistungsfähiger KI-Hardware.

Mit LLM-Benchmark.de möchte ich eine Plattform schaffen, auf der Modelle, GPUs und Agenten objektiv und reproduzierbar miteinander verglichen werden.