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Spec Mobility Radeon HD 4670 Mac Edition ATI
Overview
Product name ATI Mobility Radeon HD 4670 Mac Edition
Architecture TeraScale
Generation / family Radeon HD 4000 Series
Launch date 2009-09-16
Market segment Mobile
Board type / entry type Laptop GPU
GPU
Process node TSMC 55 nm
Die size 146 mm²
Transistor count 0.51 billion
GPU chip M96
Stream Processors 320
ROPs 8
TMUs 32
Clocks
Base / Core clock 680 MHz
Boost clock 680 MHz
Memory clock 790 MHz
Memory
Memory size 256 MB
Memory type GDDR3
Memory bus width 128-bit
Memory bandwidth 25.28 GB/s
Bus / Interface
Bus interface MXM-A (3.0)
AGP / PCI / PCIe distinction MXM-A (3.0)
Power
TDP / TBP / board power 35 W
Slot width MXM Module
Features
DirectX support DirectX 10.1
OpenGL support OpenGL 3.3
Shader Model 4.1
Performance / Benchmarks
FP32 throughput 0.44 TFLOPS
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.

DLAA counts as native resolution; DLSS, FSR and XeSS upscaling never do. A ray tracing setting without a readable on or off value is read as on.