Radeon HD 7970 X2

Reference GPU

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At a Glance

Identity
Entry Type	Reference GPU
Official Name	AMD Radeon HD 7970 X2
Architecture	GCN 1.0
Launch Date	2012-08-31
Core Specs
GPU Die	New Zealand
Process Node	TSMC 28 nm
Transistor Count	4.31 billion
Die Size	352 mm²
Stream Processors	2048
TMUs	128
ROPs	32
Base Clock	925 MHz
Boost Clock	925 MHz
Pixel Fillrate	29.6 GP/s
Texture Fillrate	118.4 GT/s
FP32 Throughput	3.79 TFLOPS
FP64 Throughput	0.95 TFLOPS
Memory
Memory Size	3 GB
Memory Type	GDDR5
Memory Bus Width	384-bit
Memory Clock	1,375 MHz
Memory Bandwidth	264 GB/s
L2 Cache	0.75 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	500 W
Recommended PSU	900 W
Interface	PCIe 3.0 x16
Display Outputs	2x DVI, 1x HDMI 1.4a, 2x mini-DisplayPort 1.2
Slot Width	Triple-slot
Card Length	308 mm
Software
Shader Model	5.1
DirectX Support	DirectX 11.1
Vulkan Support	Vulkan 1.2
OpenGL Support	OpenGL 4.6
OpenCL Support	OpenCL 1.2

This GPU Wiki entry is being expanded and source-checked.

This entry is currently a specification record. Historical notes will be added after source review.

Known issues pending source review.

SourcesPartial

Sources reviewed: 2026-06-23

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Data confidence and source status

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

Verified: core specifications and historical notes have been reviewed against listed sources.
Partial: core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.
Imported: spec-only imported entry pending editorial source review.
Needs source review: narrative notes are incomplete until reviewed.

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