Mobility Radeon HD 4650

Laptop GPU

TeraScale Radeon HD 4000 Series Mobile Laptop GDDR3 2009

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At a Glance

Entry Type: Laptop GPU
Architecture: TeraScale
Series: Radeon HD 4000 Series
GPU Die: M96
Launch Date: 2009-01-09
Stream Processors: 320
TMUs: 32
ROPs: 8
Memory: 1 GB GDDR3
Bus Width: 128-bit
TDP/TBP: 35 W
Interface: PCIe 2.0 x16
Data Confidence: Partial

GPU Specs

What do these fields mean?Partial

Identity
Entry Type	Laptop GPU
Official Name	ATI Mobility Radeon HD 4650
Architecture	TeraScale
Launch Date	2009-01-09
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	550 MHz
Boost Clock	550 MHz
Pixel Fillrate	4.4 GP/s
Texture Fillrate	17.6 GT/s
FP32 Throughput	0.35 TFLOPS
Memory
Memory Size	1 GB
Memory Type	GDDR3
Memory Bus Width	128-bit
Memory Clock	667 MHz
Memory Bandwidth	21.34 GB/s
L2 Cache	0.128 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	35 W
Interface	PCIe 2.0 x16
Software
Shader Model	4.1
DirectX Support	DirectX 10.1
OpenGL Support	OpenGL 3.3
OpenCL Support	OpenCL 1.1

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Why It Mattered

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

Known Issues

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.

Independent reference sources

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