What is the maximum GPU clearance for Silverstone ALTA G1M?

The Silverstone ALTA G1M supports graphics cards up to 355mm in length and 80mm in thickness.

What is the maximum CPU cooler height for Silverstone ALTA G1M?

The Silverstone ALTA G1M supports CPU coolers up to 159mm in height.

Does Silverstone ALTA G1M support liquid cooling radiators?

Yes, Silverstone ALTA G1M supports radiators up to 360mm.

CONFIGURATOR

01 // PLATFORM FORM FACTORS

MOTHERBOARD

⚠️ ATX boards severely restrict SFF clearances.

MOTHERBOARD MODEL PRESET

POWER SUPPLY (PSU)

⚠️ ATX PSUs reduce internal GPU/AIO limits.

POWER SUPPLY MODEL PRESET

MAX VOLUME 10L

3L35L

02 // GPU SPECS & DIMENSIONS

GPU MODEL PRESET

PCIE SLOT WIDTH

MAX GPU LENGTH 304mm

GPU THICKNESS 40mm

GPU TOTAL HEIGHT 137mm

03 // THERMAL SYSTEM

COOLING TYPE

CPU COOLER PRESET

COOLER HEIGHT 47mm

AIO LIQUID COOLER

RADIATOR FORM FACTOR

FAN PROFILE (2x 120mm)

04 // MEMORY / RAM 35MM · 2 DIMMS

RAM MODEL PRESET

RAM MODULE HEIGHT 35mm

20mm80mm

INSTALLED DIMMS

RAM height is preserved in build state and reports. Placement/clearance remains advisory unless a cooler or board exposes usable RAM-clearance evidence.

COMPARISON DOCK 0/2

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0 of 0 shown fit · ≤ 10L

Silverstone ALTA G1M Clearance & Specification Sheet

Volume: 31.13 L | Layout: REFERENCE

Max GPU Length: 355 mm
Max GPU Thickness: 80 mm
Max CPU Cooler Height: 159 mm
Max AIO Radiator: 360 mm

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SFF Master List

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