Razer Core X Chroma Thunderbolt 3 External Graphics Card Enclosure, For Windows & MAC,with 700W PSU, up to 100W Power Delivery, Support 3 Slot VGA,4 X USB3.1, Gigabit Lan, boost your Windows or Mac eGFX laptop with insanely upgraded visuals

Razer Core X Chroma Thunderbolt 3 External Graphics Card Enclosure, For Windows & MAC,with 700W PSU, up to 100W Power Delivery, Support 3 Slot VGA,4 X USB3.1, Gigabit Lan, boost your Windows or Mac eGFX laptop with insanely upgraded visuals
PB Tech price: PB Tech price:
$668 69  +GST $768 99  inc GST

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Razer Core X Chroma Thunderbolt 3 External Graphics Card Enclosure, For Windows & MAC,with 700W PSU, up to 100W Power Delivery, Support 3 Slot VGA,4 X USB3.1, Gigabit Lan, boost your Windows or Mac eGFX laptop with insanely upgraded visuals

Transform your laptop into a desktop-class gaming rig with the power of the Razer Core X
Part #: ENCRAZ2101320
PB Tech price: PB Tech price:
$668 69 $768 99
 +GST  inc GST

Click & Collect: Click & Collect unavailable
  • Brand: Razer
  • MPN: RC21-01430100-R3B1
  • Part #: ENCRAZ2101320
  • UPC:
  • Product Model: N/A
  • Memory Size: Not Specified
  • Base Clock Speed: Not Specified
  • Boost Clock Speed: Not Specified
  • Max Displays: Not Specified
  • Length: 330mm
  • Display Ports: Not Specified
  • Mini Display Ports: Not Specified
  • View more


Ultraboost your ultrabook

Give your thin and light laptop the power of a full gaming rig. Whether you're hunting down enemies in an apocalypse or designing your own 3D world, the Razer Core X and Razer Core X Chroma deliver desktop-class graphics to your laptop instantly. Compatible with Thunderbolt 3 Windows 10 or Mac laptops.

Now compatible with NVIDIA® GeForce® RTX graphics and AMD Radeon™ VII GPUs. Windows 10 RS5 or later required.

Desktop-class performance

The Razer Core X series features support for the latest PCIe desktop graphics cards including NVIDIA® GeForce® and AMD XConnect™ enabled Radeon™ cards. Highly mobile developers can now harness the power of compatible NVIDIA® Quadro® cards and AMD Radeon™ Pro cards for professional graphics performance.

Just plug and play

After setup is completed with your laptop, the Razer Core X eGPUs are plug and play when connected with compatible laptops for quick connection to your game session. The single Thunderbolt cable connection unlocks desktop graphics. Step up to the Razer Core X Chroma™ to effortlessly connect to desktop peripherals, Gigabit Ethernet, and Razer Chroma™ RGB lighting.

Incredibly fast speeds

The Thunderbolt™ 3 (USB-C) connection between a laptop and Razer Core X series yields incredibly fast speeds, while offering a standard connection to various systems. The unique dual-chip design of the Razer Core X Chroma effectively handles both graphic and peripheral data through a single Thunderbolt 3 cable to the laptop.

Versatile compatibility

The Razer Core X external graphic enclosure is incredibly versatile and compatible with Thunderbolt™ 3 systems running Windows 10 RS5 or later and Macs running macOS High Sierra 10.13.4 or later. Laptops require a Thunderbolt 3 port with external graphics (eGFX) support.

Future proof

Stay at the top of your game by keeping your performance maxed. Razer Core X series lets you easily upgrade your graphics card, so you can instantly give your laptop a boost.

Stay cool always

Perfectly sized to fit your setup, the Razer Core X series feature additional cooling and open vents in its aluminum body for optimized thermal performance.


Input & Output

- Thunderbolt™ 3 (connection to the system)
- 4 X USB 3.1 Type-A
- Gigabit Ethernet

Internal Power Supply

700 Watts

Laptop Power Delivery

Up to 100 Watts via USB-C

Thunderbolt™ 3 cable length (included)

27.56"/ 700mm

Razer Core Approx. Size

6.61" / 168 mm (Width) x 14.72" / 374 mm (Depth) x 9.06" / 230 mm (Height)

Approx. Weight

6.91 kg / 15.23 lbs.

Laptop Requirements (Laptop not included)

Connection to system

Systems require a Thunderbolt™ 3 port with external graphics support. Please check with your laptop manufacture to confirm if your laptop supports Thunderbolt 3 external graphics.
Please also ensure your laptop has the latest BIOS, firmware, Thunderbolt software, and other applicable updates before connecting to Razer Core X Chroma.

macOS Systems Requirements

- Thunderbolt™ 3 equipped Macs running macOS High Sierra 10.13.4 or later.
- Compatible AMD graphics card sold separately. 
- Razer Synapse 3 software not available on macOS.

Windows System Requirements

- Windows 10 64bit RS5 or above with Thunderbolt™ 3 port.
- Compatible NVIDIA or AMD graphics card sold separately.

Graphics Cards Requirements (Graphics card not included)

Length : 12.99"/ 330 mm
Height: 6.29" / 160 mm
Width : 2.24" / 57 mm
Height measured from top of PCIe connector to the bottom of the locking pin ramps.

GPU Type

Up to 3-Slot wide, full-length, PCI-Express x16 graphics card.
Graphics cards use varied designs based around a common graphics chip. Please ensure the GPU selected meets all size, power, and additional requirements.

GPU Max Power Support

500 Watts

macOS Compatible Graphics Chipsets

AMD Radeon RX 580
AMD Radeon RX 570
AMD Radeon Pro WX 7100
AMD Radeon RX Vega 56
AMD Radeon RX Vega 64
AMD Vega Frontier Edition Air
AMD Radeon Pro WX 9100
AMD Radeon RX 470
AMD Radeon RX 480

Windows 10 Compatible Graphics Chipsets

Qualified NVIDIA® GeForce® graphics chipsets
NVIDIA® GeForce® RTX 2080 Ti
NVIDIA® GeForce® RTX 2080
NVIDIA® GeForce® RTX 2070
NVIDIA® GeForce® RTX 2060
NVIDIA® GeForce® GTX Titan X
NVIDIA® GeForce® GTX Titan V
NVIDIA® GeForce® GTX Titan Xp
NVIDIA® GeForce® GTX 1080 Ti
NVIDIA® GeForce® GTX 1080
NVIDIA® GeForce® GTX 1070 Ti
NVIDIA® GeForce® GTX 1070
NVIDIA® GeForce® GTX 1060
NVIDIA® GeForce® GTX 1050 Ti
NVIDIA® GeForce® GTX 1050
NVIDIA® GeForce® GTX 980 Ti
NVIDIA® GeForce® GTX 980
NVIDIA® GeForce® GTX 970
NVIDIA® GeForce® GTX 960
NVIDIA® GeForce® GTX 950
NVIDIA® GeForce® GTX 750 Ti
NVIDIA® GeForce® GTX 750

Qualified NVIDIA® Quadro® graphics chipsets
NVIDIA® Quadro® P4000
NVIDIA® Quadro® P5000
NVIDIA® Quadro® P6000
NVIDIA® Quadro® GP100

Qualified AMD Radeon™ graphics chipsets
AMD Radeon™ VII
AMD Radeon™ VEGA RX 64
AMD Radeon™ VEGA RX 56
AMD Radeon™ RX 500 Series
AMD Radeon™ RX 400 Series
AMD Radeon™ R9 Fury
AMD Radeon™ R9 Nano
AMD Radeon™ R9 300 Series
AMD Radeon™ R9 290X
AMD Radeon™ R9 290
AMD Radeon™ R9 285

Graphics Output
Based on capabilities of installed graphics

Manufacturer Part No:
Product Type:
Product Family:
Shipping Weight:
8.86 kg
PB Part No:
Product Model:
Core X Chroma
Warranty: 12 months *
* Warranty period is as stated above unless the manufacturer has chosen to specify a longer period.
All warranties are return to base unless otherwise specified.


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Same old TB3 chip as original Core X

Mostly plug-and-play, other than the Razer LED control software which you can skip.
-- I was reluctant to buy this as Razer gear usually requires Razer software, luckily being that older TB3 chip Windows supports it out-of-the-box. MacOS does NOT support this older chip without Kernel Extensions (google kext or look at website). Combined with the Official Apple TB3 to TB2 adaptor (MMEL2AM/A) you can connect this to older TB2 MacBooks.
-- There are issues with the older chip in this if you use more than the GPU slot, ie the USB and Network there is unexplained lag (google it). For GPU only use I've seen no issues, other than the Razo...view more

By: IanD319 23/04/20
Verified Owner
6 out of 6 users found this review helpful
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Delivery & Pick-up

Learn more about delivery time-frames over Christmas and the New Year period

Potential courier delays: Please note that due to the high volumes currently within the NZ courier network there is potential for some deliveries to be delayed.

Delivery Estimates

The estimated time to ship for each product we sell is detailed on the individual product page just underneath the price. From when your items ship, products typically arrive within 1 working day for North Island deliveries and 2 working days for South Island deliveries. Rural deliveries may take an extra working day, and bulk deliveries may take an extra 2-4 working days.

Same Day Delivery

Need your order in a hurry? PB Tech offers same day delivery for the Auckland, Hamilton & Christchurch region. Simple place your order before 2pm (provided your items are in stock) and select one of our same day delivery options 'Evening Delivery' or 'Urgent 3-hour Delivery' in the checkout. T&C's apply. Learn more about Same Day Delivery.

Shipping Costs

Shipping costs vary based on your location and the items being shipped and in some cases shipping may even be FREE.

To calculate what the shipping costs will be for your order, add the items you are interested in to your cart, view the Shopping Cart page, and select your 'Delivery Area' to calculate the shipping cost.

Shipping Security & Insurance

All orders shipped by PB Tech are sent via a courier with a signature required for each delivery. In some cases, and only where you have given the courier company permission to leave orders at a designated location, your order may be delivered without requiring a signature. All orders sent by PB Tech are fully insured in the unlikely event that your item(s) are damaged or go missing in transit.

1 Hour Store Pick-up / Click & Collect

You can pick-up your online order from any of our stores nationwide. You can select which store you want to pick up from at the checkout. Provided the store you select has stock and there's no hold-ups with payment we will have your order ready within 1 hour (during normal trading hours for that store) otherwise it may take up to 5 working days to transfer the stock to the store so your order can be fulfilled. Learn more about our Click & Collect process.

Overseas Shipments

PB Tech regularly ships overseas to Australia and beyond. If you are located in Australia, you can order directly from our Australian site If you are from another country you can order from

Returns & Warranty

7 day right of exchange

If you change your mind after making a purchase, or realise you have ordered the incorrect item, you can enjoy the peace of mind that we offer a 7 day exchange policy.

To exchange a product, goods must be sealed / unopened, with packaging in original condition, and accompanied by a valid receipt dated no more than 7 calendar days from when you request an exchange.

If there is not a suitable product that can be exchanged for your returned item you will be offered a credit on your account or gift card based on the value paid at the time of purchase.

Please note, items purchased on finance cannot be exchanged for a gift card.

Hassle free warranty service

If your product develops a fault within the manufacturer warranty period, you can either contact the manufacturer directly (some manufacturers provide a high level of warranty service - including free pickup or in some cases onsite repair), or return to one of our services centres / stores. Where the product has been directly imported by PB Tech, you need to contact us directly or present the product at any one of our service centres / stores together with your proof of purchase.

If your product develops a fault outside of the manufacturer warranty or PB Tech warranty period, we offer a full repair service and are an authorised repair agent for leading brands such as Samsung, HP, Toshiba, Lenovo and more.

Returning a product / making a warranty claim

To contact the manufacturer directly to troubleshoot your product or to request a warranty repair, please view the list of manufacturer / brand warranty contacts (for products imported directly by PB Tech please return to us directly by completing our request a return form).

To return a product to PB Tech directly, please complete our request a return form.

Or view our returns policy for more information.