A18 (16e) vs Qualcomm Snapdragon 821

A18 (16e)
Qualcomm Snapdragon 821
6 Cores
6 Threads
3.78GHz Clock
4 Cores
4 Threads
2.15GHz Clock
Socket
Unknown
Socket
Unknown
iGPU
4-Core A18
1.49 TFLOPS FP32
iGPU
Adreno 530+
320 GFLOPS FP32
GB6S 3,335
82%
GB6S 300
7%
GB6M 8,220
31%
GB6M 580
2%
CB23S N/A
0%
CB23S N/A
0%
CB23M N/A
0%
CB23M N/A
0%
Manufacturer
Apple
Manufacturer
Qualcomm
Architecture
Apple Silicon 14
Architecture
Kryo
Family
A Series
Family
8 Series
Instruction Set (ISA)
AArch64
Instruction Set (ISA)
AArch64
Codename
Tupai
-
A18
P-Core
AS14P
-
-
E-Core
AS14E
Codename
-
-
Snapdragon 821
-
-
-
-
-
-
Market Segment
Mobile
Market Segment
Mobile
Release Date
9/9/2024
Release Date
9/9/2016
Foundry
TSMC
-
-
-
Foundry
Samsung
-
-
-
Node
N3E
-
-
-
Node
14LPP
-
-
-
Die Size
90 mm²
-
-
-
Die Size
Unknown
-
-
-
Transistor Count
18 Billion
-
-
-
Transistor Count
Unknown
-
-
-
Unknown
Unknown
6 Cores
2 P-Cores
-
4 E-Cores
4 Cores
2 P-Cores
-
2 E-Cores
6 Threads
2 P-Threads
-
4 E-Threads
4 Threads
2 P-Threads
-
2 E-Threads
P-Core
3.78GHz
-
-
P-Core
2.15GHz
-
-
-
-
-
-
-
-
E-Core
2GHz
-
E-Core
1.59GHz
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
Integrated Chipset
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
192KB/P-Core
6-way set associative
-
-
128KB/E-Core
4-way set associative
L1 Instruction
32KB/P-Core
4-way set associative
-
-
32KB/E-Core
4-way set associative
L1 Data
128KB/P-Core
4-way set associative
-
-
64KB/E-Core
2-way set associative
L1 Data
32KB/P-Core
4-way set associative
-
-
32KB/E-Core
4-way set associative
L2
-
-
8MB Shared
16-way set associative
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L2
-
-
1MB Shared
8-way set associative
-
-
-
-
-
-
0.5MB Shared (E-Core)
8-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
16MB SLC Cache
-
-
-
-
Channels
1
Channels
4
Max Memory
8GB
Max Memory
8GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
64Bit
Bus Width/Channel
16Bit
Bus Width
64Bit
Clock
3750MHz
Transfer Rate
7500MT/s
Clock
1866MHz
Transfer Rate
3733MT/s
Bandwidth/Channel
60.0GB/s
Bandwidth
60.0GB/s
Bandwidth/Channel
7.5GB/s
Bandwidth
29.9GB/s
TDP
5W
-
-
-
TDP
5W
-
-
-
-
-
-
-
-
-
Included Cooler
Not Included
Included Cooler
Not Included
No PCIe
No PCIe
4-Core A18
512 Shaders
1450MHz
1.49 TFLOPS FP32
Adreno 530+
256 Shaders
624MHz
320 GFLOPS FP32
-
Hexagon 680
-
16 Cores
1000.0MHz
-
35 TOPS INT8
-
-
-
ISP
Spectra (Up to 28 MP camera / 13 MP dual)
No Cellular
Modem
Qualcomm
X12
4G
Speed
Up to 600Mbps Download
Up to 150Mbps Upload
Change Comparison