GPUs

Apple 5-Core A15 vs Imagination PowerVR GX6850 A8X Full Specs

640 Shaders
1.34GHz
256 Shaders
475MHz
Shared Memory34.1GB/sLPDDR4X
Shared Memory25.6GB/sLPDDR3
··
1.71 TFLOPS
··
243.2 GFLOPS
Form Factor
iGPU
Form Factor
iGPU
TDP
Shared
TDP
Shared

5-Core A155-Core A151.71 TFLOPSFP16
x3.52
PowerVR GX6850 A8XPowerVR GX6850 A8X486.4 GFLOPSFP16
x1

Clock Speed
··
Clock Speed
··
Peak OPS
1.71 TFLOPSFP16
Peak OPS
486.4 GFLOPSFP16
FP32
1.71 TFLOPS
FP32
243.2 GFLOPS
-
FP64
15.2 GFLOPS
Pixel Rate
26.8 GPixel/s
Pixel Rate
7.6 GPixel/s
Texture Rate
53.5 GTexel/s
Texture Rate
7.6 GTexel/s

Shaders
640 Shaders
Shaders
256 Shaders
TMUs
40 TMUs
TMUs
16 TMUs
ROPs
20 ROPs
ROPs
16 ROPs
EUs
80 EUs
EUs
16 EUs

Boost Clock
1.34GHz
Boost Clock
475MHz

L2 Cache
512KB shared
L2 Cache
-

Shared MemoryLPDDR4X
Shared MemoryLPDDR3
Memory Bus
64-bit
Memory Bus
128-bit
Memory Speed
4.3GT/s
Memory Speed
1.6GT/s
Memory Bandwidth
34.1GB/s
Memory Bandwidth
25.6GB/s
ECC
No
ECC
No

Multi-Monitor
1
Multi-Monitor
1

Form Factor
iGPU
Form Factor
iGPU

Manufacturer
Apple
Manufacturer
Imagination
Chip Designer
Apple
Chip Designer
Imagination
Architecture
Apple Gen 5
Architecture
Rogue
Family
A Series
Family
A Series
Branding
A15 branding
Branding
PowerVR 2013 branding
Codename
G14P
Codename
Series6XT
Chip Variant
-
Chip Variant
GXA6850
Market Segment
Smartphone
Market Segment
Tablet
Release Date
Sep 24, 2021
Release Date
Oct 22, 2014

Foundry
TSMC
Foundry
TSMC
Fabrication Node
N5P
Fabrication Node
20nm
Die Size
108mm²
Die Size
128mm²
Transistor Count
15 Billion
Transistor Count
3 Billion
Transistor Density
139 MTr/mm²
Transistor Density
23 MTr/mm²

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