GPUs

Apple 4-Core A19 vs Apple 5-Core A15 Full Specs

512 Shaders
1.47GHz
640 Shaders
1.34GHz
Shared Memory68.3GB/sLPDDR5X
Shared Memory34.1GB/sLPDDR4X
··
1.5 TFLOPS
··
1.71 TFLOPS
Form Factor
iGPU
Form Factor
iGPU
TDP
Shared
TDP
Shared

4-Core A194-Core A193.01 TFLOPSFP8-16 Tensor
x1.76
5-Core A155-Core A151.71 TFLOPSFP16
x1

Clock Speed
··
Clock Speed
··
Peak OPS
3.01 TFLOPSFP8-16 Tensor
Peak OPS
1.71 TFLOPSFP16
Tensor FP8-16
3.01 TFLOPS
Tensor FP8-32
3.01 TFLOPS
-
Tensor FP16-16
1.5 TFLOPS
Tensor FP16-32
1.5 TFLOPS
-
FP32
1.5 TFLOPS
FP32
1.71 TFLOPS
Pixel Rate
23.5 GPixel/s
Pixel Rate
26.8 GPixel/s
Texture Rate
47 GTexel/s
Texture Rate
53.5 GTexel/s

Shaders
512 Shaders
Shaders
640 Shaders
TMUs
32 TMUs
TMUs
40 TMUs
ROPs
16 ROPs
ROPs
20 ROPs
Tensor Cores
4 T-Cores
Tensor Cores
-
RT Cores
4 RT-Cores
RT Cores
-
EUs
64 EUs
EUs
80 EUs

Boost Clock
1.47GHz
Boost Clock
1.34GHz

L2 Cache
1MB shared
L2 Cache
512KB shared

Shared MemoryLPDDR5X
Shared MemoryLPDDR4X
Memory Bus
64-bit
Memory Bus
64-bit
Memory Speed
8.5GT/s
Memory Speed
4.3GT/s
Memory Bandwidth
68.3GB/s
Memory Bandwidth
34.1GB/s

Multi-Monitor
1
Multi-Monitor
1

Encoder Model
Apple Media Engine 3
-

Decoder Model
Apple Media Engine 3
-

Form Factor
iGPU
Form Factor
iGPU

Manufacturer
Manufacturer
Chip Designer
Chip Designer
Architecture
Architecture
Family
Family
Branding
A19 branding
Branding
A15 branding
Codename
G18A
Codename
G14P
Market Segment
Smartphone
Market Segment
Smartphone
Release Date
Mar 2, 2026
Release Date
Sep 24, 2021

Foundry
TSMC
Foundry
TSMC
Fabrication Node
N3P
Fabrication Node
N5P
Die Size
83mm²
Die Size
108mm²
Transistor Count
14.3 Billion
Transistor Count
15 Billion
Transistor Density
172 MTr/mm²
Transistor Density
139 MTr/mm²

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