AMD
AMD Radeon HD 3870 X2 1GB DDR3 PCI-E Video Card
★★★★★
Unleash Dual Graphics Power Experience the pinnacle of graphics performance with the ATI Radeon HD 3870 X2. This card combines two powerful GPUs on a single board, perfect for gamers and enthusiasts demanding high frame rates and stunning visuals. Specifications: GPU: Dual ATI Radeon HD 38...
$299.99*
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*Price sourced from Amazon.com. Last updated:Jul 21, 2026.Price and availability are subject to change.
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Overview
Unleash Dual Graphics Power
Experience the pinnacle of graphics performance with the ATI Radeon HD 3870 X2. This card combines two powerful GPUs on a single board, perfect for gamers and enthusiasts demanding high frame rates and stunning visuals.
Specifications:
- GPU: Dual ATI Radeon HD 3870
- Memory: 1 GB GDDR3
- Memory Interface: 256-bit
- Stream Processors: 640 (320 per GPU)
- API Support: Microsoft DirectX 10.1, OpenGL 3.2
- HD Video Playback: ATI Avivo HD
- CrossFire Support: Yes
- Output: Two (2) DVI
- Includes: Two (2) DVI to VGA adapters, One (1) DVI to HDMI adapter, CrossFire Bridge adapter, S-Video to RCA/RGB cable
Requirements:
- Two (2) rear expansion slots
- Available PCI Express x16 slot with adjacent slot
- 550-watt or greater power supply
- One (1) 6-pin PCI Express power connector
- One (1) 8-pin PCI Express power connector
Key Features
ATI Radeon HD 3870 X2 1GB GDDR3 PCI Express Dual DVI Video Card General Features:
Two (2) ATI Radeon HD 3870 GPUs 320 stream processors per GPU 825 MHz core clock
1 GB GDDR3 memory 256-bit memory interface 900 MHz memory clock PCI Express 2.0 x16 interface
Supports Microsoft DirectX 10.1 with Shader Model 4.1 Supports OpenGL 3.2
Dynamic Geometry Acceleration
Specifications
Brand
AMD
Model
Radeon HD 3870 X2
Memory Capacity
1GB
Memory Type
GDDR3
Bus Interface
PCI Express 2.0 x16
GPU Count
Two (2) ATI Radeon HD 3870 GPUs
Stream Processors per GPU
320
Core Clock Speed
825 MHz
Memory Clock Speed
900 MHz
Memory Interface
256-bit
DirectX Support
10.1 with Shader Model 4.1
OpenGL Support
3.2
Video Output
Dual DVI
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View on Amazon →Frequently Asked Questions
What is the memory capacity of the AMD Radeon HD 3870 X2 video card?
The AMD Radeon HD 3870 X2 video card is equipped with 1GB of GDDR3 memory.
What type of PCI Express interface does this video card use?
This video card utilizes a PCI Express 2.0 x16 interface for connection to a compatible motherboard.
How many GPUs are integrated into the Radeon HD 3870 X2?
The ATI Radeon HD 3870 X2 features two (2) ATI Radeon HD 3870 GPUs.
What is the core clock speed of the GPUs on this card?
Each GPU on the AMD Radeon HD 3870 X2 operates at a core clock speed of 825 MHz.
Does this graphics card support modern DirectX versions?
Yes, it supports Microsoft DirectX 10.1 with Shader Model 4.1.
What is the memory clock speed of the GDDR3 memory?
The GDDR3 memory on this video card has a clock speed of 900 MHz.
How many stream processors does each GPU on the Radeon HD 3870 X2 have?
Each of the two ATI Radeon HD 3870 GPUs on this card has 320 stream processors.
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