Description
Why this Bitaxe Heatsink Upgrade is Superior
| Attribute | The Dark Horse Advantage |
|---|---|
| Pin-fin density | 137 black anodized pins multiply surface area for lightning-fast heat shedding |
| Mounting system | Four nylon tension pins deliver tool-free, vibration-free installation in minutes |
| Universal fit | Perfect alignment with every single-chip Bitaxe model, no shims or brackets required |
| Noise reduction | Efficient airflow means your fan stays at lower RPM for noticeably quieter mining |
| Overclock headroom | Cooler ASIC and VR temps translate into higher frequency stability and better hashrate |
Key specifications
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Material: high-grade aluminum alloy with black anodized finish
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Form factor: 40 mm Ă— 40 mm footprint, low-profile 25 mm height (fits all Bitaxe cases and open rigs)
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Mounting: four included nylon push-pin standoffs with captive spacers
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Compatibility: Bitaxe Max, Bitaxe Ultra, Bitaxe Supra, Bitaxe Gamma.
Real-world Performance Gain Benchmark Testing
Bitaxe Gamma Bitcoin Solo Miner
| Frequency (MHz) | Voltage (mV) | Fan Speed (%) | Noise (dB) | VR Temp (°C) | ASIC Temp (°C) | Hashrate (TH/s) | Power (W) |
|---|---|---|---|---|---|---|---|
| 525 | 1150 | 44 | 43 | 57 | 49.3 | 1.07 | 17.8 |
| 600 | 1150 | 48 | 44 | 62 | 51.4 | 1.22 | 20.1 |
| 625 | 1250 | 59 | 46 | 71 | 56.1 | 1.27 | 25.2 |
| 700 | 1250 | 65 | 48 | 80 | 58.9 | 1.43 | 28.4 |
| 750 | 1250 | 68 | 49 | 86 | 60.3 | 1.54 | 30.2 |
| 800 | 1250 | 72 | 49 | 94 | 62.4 | 1.63 | 32.2 |
| 850 | 1250 | 71 | 48 | 81 | 61.8 | 1.73 | 33.0 |
| 900 | 1250 | 74 | 50 | 90 | 64.3 | 1.84 | 35.2 |
General Benchmark Notes
- Device under test: Bitaxe Gamma.
- Automatic fan control on.
- Noise in DB taken in a quiet home.
- Noise in DB taken 12″ away from device.
- 80% rule with 30W standard power supply = 24 continuous Watts.
- MOSFET heatsinks added to device at 850/1250.
Cranking the clock from 525 MHz to 900 MHz boosts hashrate from 1.07 TH/s to 1.84 TH/s, or an increase of 72%, while power draw climbs to 35.2 W. The efficiency is solid, but smart electrical practice remains the same: keep your continuous load at ≤ 80 percent of the power supply’s nameplate rating.
Learn how to overclock your Bitaxe Gamma!
How to Install your Bitaxe Heatsink Upgrade in Under Five Minutes
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Power down your Bitaxe and remove the four stock screws.
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Drop Dark Horse onto the ASIC with a thin spread of new thermal compound.
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Press the nylon tension pins until they click into place.
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Power up, load your preferred overclock profile, and watch temps drop.
Upgrade now for cooler, quieter, faster hashing
Your Bitaxe deserves more than a basic gold block. Make your Bitaxe superior with the Dark Horse Bitaxe Heatsink Upgrade. Mine with confidence!






