Cooler Master HAF II 500 vs Antec ISK 300-150 Case Comparison

The main differences between Cooler Master HAF II 500 and Antec ISK 300-150 are in Includes Power Supply, Internal 2.5" Drive Bays, Internal 3.5" Drive Bays and Motherboard Compatibility.

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Cooler Master HAF II 500	Antec ISK 300-150
Prices (Change region) In Stock $199.99 Last updated 12 minutes ago.	Prices (Change region) Out of Stock Free shipping $93.99 Out of Stock Free shipping $124.33 - Buy now
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Brand Cooler Master	Brand Antec
Model H500G2-KGNN-S00	Model ISK 300-150
Release Date 📅 July 2026	Release Date 📅 January 2015
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★★ (62 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Motherboards ► Graphics Cards ► Power Supplies ► CPU Coolers ►	Compatible PC parts Motherboards ► Graphics Cards ► Power Supplies ► CPU Coolers ►
Type ATX Mid Tower	Type Mini ITX Desktop
Color Black	Color Black
Includes Power Supply No	Includes Power Supply Yes
External 5.25" Drive Bays 0	External 5.25" Drive Bays 0
External 3.5" Drive Bays 0	External 3.5" Drive Bays 0
Internal 2.5" Drive Bays 0	Internal 2.5" Drive Bays 2
Internal 3.5" Drive Bays 3	Internal 3.5" Drive Bays 0
Motherboard Compatibility ATX, EATX, Micro ATX, Mini DTX, Mini ITX, SSI CEB	Motherboard Compatibility Mini ITX, Thin Mini ITX
Front Panel I/O USB 3.2 Gen 1 Type A, USB 3.2 Gen 2x2 Type C	Front Panel I/O USB 3.2 Gen 1 Type A
Dimensions 557 mm x 262 mm x 548 mm	Dimensions 327 mm x 220 mm x 96 mm
Volume 80 L	Volume 7 L
Max VGA length allowance 430 mm	Max VGA length allowance 0 mm
Expansion Slots 8	Expansion Slots 0
Half Height Expansion Slots -	Half Height Expansion Slots 1
Back Connect Support No	Back Connect Support No

Comparison and key differences summary

Reasons to buy the Cooler Master HAF II 500:

Newer Product, it was released around 12 years later
+3 internal 3.5" bays
+8 Expansion slots
Supports the following motherboard formats: ATX, EATX, Micro ATX, Mini DTX, SSI CEB
Supports the following front panel USB ports: USB 3.2 Gen 2x2 Type C
Hugely more space available (+91% total case volume)