Mobility Radeon HD 4670 Mac Edition

Key Metrics

Save this GPU, then open another GPU page to compare them side by side.

Identity
Entry Type	Laptop GPU
Official Name	ATI Mobility Radeon HD 4670 Mac Edition
Architecture	TeraScale
Launch Date	2009-09-16
Core Specs
GPU Die	M96
Chip Variant / Package	FCBGA-880/962
Process Node	TSMC 55 nm
Transistor Count	0.51 billion
Die Size	146 mm²
Stream Processors	320
TMUs	32
ROPs	8
Base Clock	680 MHz
Boost Clock	680 MHz
Pixel Fillrate	5.44 GP/s
Texture Fillrate	21.76 GT/s
FP32 Throughput	0.44 TFLOPS
Memory
Memory Size	256 MB
Memory Type	GDDR3
Memory Bus Width	128-bit
Memory Clock	790 MHz
Memory Bandwidth	25.28 GB/s
L2 Cache	0.128 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	35 W
Interface	MXM-A (3.0)
Slot Width	MXM Module
Software
Shader Model	4.1
DirectX Support	DirectX 10.1
OpenGL Support	OpenGL 3.3
OpenCL Support	OpenCL 1.1

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

Sources

Sources reviewed: 2026-06-23

This entry is still being source-checked.

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.

Found an incorrect spec, missing source, or variant issue?

Submit a correction