Qualcomm Snapdragon 855 vs Qualcomm Snapdragon 439
Qualcomm Snapdragon 855
Qualcomm Snapdragon 439
|
8 Cores
8 Threads
2.84GHz Clock
|
8 Cores
8 Threads
2GHz Clock
|
|
Socket
Unknown
|
Socket
Unknown
|
|
iGPU
Adreno 640
900 GFLOPS FP32
|
iGPU
Adreno 505
40 GFLOPS FP32
|
|
GB6S 900
22%
|
GB6S N/A
0%
|
|
GB6M 2,605
10%
|
GB6M N/A
0%
|
|
CB23S N/A
0%
|
CB23S N/A
0%
|
|
CB23M N/A
0%
|
CB23M N/A
0%
|
|
Manufacturer
Qualcomm
|
Manufacturer
Qualcomm
|
|
Architecture
Kryo 485
|
Architecture
ARMv8.0-A
|
|
Family
8 Series
|
Family
4 Series
|
|
Instruction Set (ISA)
AArch64
|
Instruction Set (ISA)
AArch64
|
|
Codename
-
-
Snapdragon 855
P-Core
Cortex-A76
M-Core
Cortex-A76
E-Core
Cortex-A55
|
Codename
-
-
-
P-Core
Cortex-A53
-
-
E-Core
Cortex-A53
|
|
Market Segment
Mobile
|
Market Segment
Mobile
|
|
Release Date
10/22/2019
|
Release Date
6/26/2018
|
|
Foundry
TSMC
-
-
-
|
Foundry
TSMC
-
-
-
|
|
Node
N7
-
-
-
|
Node
12nm
-
-
-
|
|
Die Size
77 mm²
-
-
-
|
Die Size
Unknown
-
-
-
|
|
Transistor Count
Unknown
-
-
-
|
Transistor Count
Unknown
-
-
-
|
|
Unknown
|
Unknown
|
|
8 Cores
1 P-Cores
3 M-Cores
4 E-Cores
|
8 Cores
4 P-Cores
-
4 E-Cores
|
|
8 Threads
1 P-Threads
3 M-Cores
4 E-Threads
|
8 Threads
4 P-Threads
-
4 E-Threads
|
|
P-Core
2.84GHz
-
-
|
P-Core
2GHz
-
-
|
|
M-Core
2.42GHz
-
|
-
-
-
|
|
E-Core
1.8GHz
-
|
E-Core
1.45GHz
-
|
|
Overclocking
Locked
-
-
-
|
Overclocking
Locked
-
-
-
|
|
Integrated Chipset
-
|
Integrated Chipset
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
L0 Instruction
-
-
|
L0 Instruction
-
-
|
|
L0 Data
-
-
|
L0 Data
-
-
|
|
L1 Instruction
64KB/P-Core
4-way set associative
64KB/M-Core
4-way set associative
32KB/E-Core
4-way set associative
|
L1 Instruction
32KB/P-Core
4-way set associative
-
-
16KB/E-Core
4-way set associative
|
|
L1 Data
64KB/P-Core
4-way set associative
64KB/M-Core
4-way set associative
32KB/E-Core
4-way set associative
|
L1 Data
32KB/P-Core
4-way set associative
-
-
16KB/E-Core
4-way set associative
|
|
L2
512KB/P-Core
8-way set associative
-
-
256KB/M-Core
8-way set associative
-
-
128KB/E-Core
4-way set associative
-
-
|
L2
-
-
1MB Shared
8-way set associative
-
-
-
-
-
-
1MB Shared (E-Core)
8-way set associative
|
|
L3
-
2MB Shared
-
16-way set associative
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
-
|
|
-
-
-
3MB SLC Cache
|
-
-
-
-
|
|
Channels
4
|
Channels
1
|
|
Max Memory
16GB
|
Max Memory
8GB
|
|
ECC
Not Supported
|
ECC
Not Supported
|
|
Bus Width/Channel
16Bit
Bus Width
64Bit
|
Bus Width/Channel
32Bit
Bus Width
32Bit
|
|
Clock
2133MHz
Transfer Rate
4266MT/s
|
Clock
800MHz
Transfer Rate
1600MT/s
|
|
Bandwidth/Channel
8.5GB/s
Bandwidth
34.1GB/s
|
Bandwidth/Channel
6.4GB/s
Bandwidth
6.4GB/s
|
|
TDP
5W
-
-
-
|
TDP
5W
-
-
-
|
|
-
-
-
|
-
-
-
|
|
Included Cooler
Not Included
|
Included Cooler
Not Included
|
|
No PCIe
|
No PCIe
|
|
Adreno 640
768 Shaders
585MHz
900 GFLOPS FP32
|
Adreno 505
48 Shaders
450MHz
40 GFLOPS FP32
|
|
Hexagon 690
|
Hexagon 536
|
|
576.0MHz
-
|
-
-
|
|
7 TOPS
|
-
|
|
ISP
Spectra 380
(192 MP single camera /
22 MP at 30fps dual camera with MFNR/ZSL)
|
ISP
Up to 21 MP camera / 8 MP dual
|
|
Modem
Qualcomm
X24
4G
|
Modem
Qualcomm
X6
4G
|
|
Speed
Up to 2000Mbps Download
Up to 316Mbps Upload
|
Speed
Up to 150Mbps Download
Up to 75Mbps Upload
|
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