Qualcomm Snapdragon 8cx Gen 2 vs AMD Ryzen 9 6900HX

Qualcomm Snapdragon 8cx Gen 2
AMD Ryzen 9 6900HX
8 Cores
8 Threads
3.15GHz Clock
8 Cores
16 Threads
3.3GHz Clock
Socket
Unknown
Socket
FP7
iGPU
Adreno 690
2.09 TFLOPS FP32
iGPU
Radeon 680M 2400MHz
3.69 TFLOPS FP32
GB6S N/A
0%
GB6M N/A
0%
CB23S N/A
0%
CB23S 1,530
59%
CB23M N/A
0%
CB23M 12,420
29%
Manufacturer
Qualcomm
Manufacturer
AMD
Architecture
Kryo 495
Architecture
Zen 3+
Family
8c Series
Family
Ryzen 6000
Instruction Set (ISA)
AArch64
Instruction Set (ISA)
x86-64
Codename
-
-
Snapdragon 8cx Gen 2
P-Core
Cortex-A76
-
-
E-Core
Cortex-A55
Codename
Rembrandt
-
-
-
-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
8/30/2020
Release Date
1/4/2022
Foundry
TSMC
-
-
-
Foundry
TSMC
-
-
-
Node
N7
-
-
-
Node
N6
-
-
-
Die Size
Unknown
-
-
-
Die Size
210 mm²
-
-
-
Transistor Count
Unknown
-
-
-
Transistor Count
13.1 Billion
-
-
-
Unknown
FP7
8 Cores
4 P-Cores
-
4 E-Cores
8 Cores
-
-
-
8 Threads
4 P-Threads
-
4 E-Threads
16 Threads
-
-
-
P-Core
3.15GHz
-
-
-
3.3GHz
4.9GHz Boost
-
-
-
-
-
-
-
E-Core
1.8GHz
-
-
-
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
Type
PCIe
-
-
-
-
-
-
-
-
-
-
Transfer Rate
8GT/s
-
-
-
-
-
-
Lanes
4
-
-
Bandwidth
4GB/s
-
-
Bi-directional
8GB/s
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
64KB/P-Core
4-way set associative
-
-
32KB/E-Core
4-way set associative
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
L1 Data
64KB/P-Core
4-way set associative
-
-
32KB/E-Core
4-way set associative
L1 Data
32KB/Core
8-way set associative
-
-
-
-
L2
512KB/P-Core
8-way set associative
-
-
-
-
-
-
128KB/E-Core
4-way set associative
-
-
L2
512KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
2MB Shared
-
16-way set associative
-
-
-
-
-
L3
-
32MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
3MB SLC Cache
-
-
-
-
Channels
8
Channels
4
Max Memory
16GB
Max Memory
64GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
16Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
256Bit
Clock
2133MHz
Transfer Rate
4266MT/s
Clock
2400MHz
Transfer Rate
4800MT/s
Bandwidth/Channel
8.5GB/s
Bandwidth
68.3GB/s
Bandwidth/Channel
38.4GB/s
Bandwidth
153.6GB/s
TDP
Unknown
-
-
-
TDP
45W
-
-
-
-
-
-
Temp
95°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
No PCIe
PCIe 4.0 x16 Lanes
Adreno 690
1536 Shaders
680MHz
2.09 TFLOPS FP32
Radeon 680M 2400MHz
768 Shaders
2400MHz
3.69 TFLOPS FP32
Hexagon 690
No NPU
-
-
-
-
-
9 TOPS
-
ISP
Spectra 390 (192 MP single camera / 22 MP at 30fps dual camera with MFNR/ZSL)
-
-
Modem
Qualcomm
X55
5G mmWave
No Cellular
Speed
Up to 7500Mbps Download
Up to 3000Mbps Upload
Change Comparison