Apple
GPUIntegrated (APU)Released Sep 21, 2012

Apple A6 GPU (PowerVR SGX543MP3)

1 GB LPDDR2-1066 · 64-bit

The A6 GPU is the triple-core PowerVR SGX543MP3 in Apple's A6 chip, launched in September 2012 with the iPhone 5 and later used in the iPhone 5c. Running at about 266 MHz, it roughly doubled graphics performance over the A5. It shares 1 GB of LPDDR2-1066 memory with the CPU over a 64-bit interface, giving 8.5 GB/s of bandwidth.

General

Manufacturer
Apple
Model
A6 GPU (PowerVR SGX543MP3)
Segment
Integrated (APU)
GPU chip
Apple A6
Architecture
PowerVR SGX (Series5XT)
Release date
Sep 21, 2012
Price
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Memory

Memory size
1 GB
Memory type
LPDDR2-1066 (unified)
Bus width
64-bit
Bandwidth
8.5 GB/s
Memory clock
533 MHz

Clocks & silicon

GPU clock
—
Boost clock
266 MHz
Shader units
—
Tensor / AI cores
—
RT cores
—
Transistors
—
Technology (nm)
32 nm
Samsung 32nm
TDP / TBP
—

Interface & APIs

Bus interface
Integrated (on-die)
SLI / multi-GPU
None
DirectX
N/A (iOS / iPadOS)
OpenGL
OpenGL ES 2.0
Vulkan
—
Other APIs
OpenGL ES 2.0

AI support

Precisions
FP8FP16BF16INT8INT4TF32FP64
AI accelerator
—
Peak AI TOPS
—
Notes
The PowerVR SGX543MP3 predates Metal and has no programmable machine-learning datapath.

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