AMD Ryzen 9 9955HX3D vs Qualcomm Snapdragon 8cx Gen 1

AMD Ryzen 9 9955HX3D
Qualcomm Snapdragon 8cx Gen 1
16 Cores
32 Threads
2.5GHz Clock
8 Cores
8 Threads
2.84GHz Clock
Socket
FL1
Socket
Unknown
iGPU
Radeon 610M 2200MHz
560 GFLOPS FP32
iGPU
Adreno 680
1.84 TFLOPS FP32
GB6S N/A
0%
GB6S N/A
0%
GB6M N/A
0%
GB6M N/A
0%
CB23S N/A
0%
CB23S N/A
0%
CB23M N/A
0%
CB23M N/A
0%
Manufacturer
AMD
Manufacturer
Qualcomm
Architecture
Zen 5
Architecture
Kryo 495
Family
Ryzen 9000
Family
8c Series
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
AArch64
Codename
Fire Range
Eldora
Fire Range 2CCD 3D
-
Zen 5
-
-
-
-
Codename
-
-
Snapdragon 8cx Gen 1
P-Core
Cortex-A76
-
-
E-Core
Cortex-A55
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/6/2025
Release Date
7/9/2019
Foundry
TSMC
TSMC (IO Die)
-
-
Foundry
TSMC
-
-
-
Node
N4X
N6 (IO Die)
-
-
Node
N7
-
-
-
Die Size
2x 71 mm²
122 mm² (IO Die)
-
-
Die Size
Unknown
-
-
-
Transistor Count
2x 8.3 Billion
3.4 Billion (IO Die)
-
-
Transistor Count
Unknown
-
-
-
FL1
Unknown
16 Cores
-
-
-
8 Cores
4 P-Cores
-
4 E-Cores
32 Threads
-
-
-
8 Threads
4 P-Threads
-
4 E-Threads
-
2.5GHz
5.4GHz Boost
-
P-Core
2.84GHz
-
-
-
-
-
-
-
-
-
-
-
E-Core
1.8GHz
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Type
PCIe
Integrated Chipset
-
-
-
-
-
-
-
-
-
Transfer Rate
32GT/s
-
-
-
-
-
-
Lanes
8
-
-
Bandwidth
32GB/s
-
-
Bi-directional
64GB/s
-
-
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
L1 Instruction
64KB/P-Core
4-way set associative
-
-
32KB/E-Core
4-way set associative
L1 Data
48KB/Core
12-way set associative
-
-
-
-
L1 Data
64KB/P-Core
4-way set associative
-
-
32KB/E-Core
4-way set associative
L2
1024KB/Core
16-way set associative
-
-
-
-
-
-
-
-
-
-
L2
512KB/P-Core
8-way set associative
-
-
-
-
-
-
128KB/E-Core
4-way set associative
-
-
L3
-
192MB Shared
(64MB V-Cache)
16-way set associative
-
-
-
-
-
L3
-
2MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
3MB SLC Cache
Channels
2
Channels
8
Max Memory
96GB
Max Memory
16GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
16Bit
Bus Width
128Bit
Clock
2800MHz
Transfer Rate
5600MT/s
Clock
2133MHz
Transfer Rate
4266MT/s
Bandwidth/Channel
44.8GB/s
Bandwidth
89.6GB/s
Bandwidth/Channel
8.5GB/s
Bandwidth
68.3GB/s
TDP
65W
55W cTDP Down
75W cTDP Up
-
TDP
Unknown
-
-
-
Temp
95°C Max
-
-
-
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x24 Lanes
No PCIe
Radeon 610M 2200MHz
128 Shaders
2200MHz
560 GFLOPS FP32
Adreno 680
1536 Shaders
600MHz
1.84 TFLOPS FP32
No NPU
-
Hexagon 690
-
-
-
-
-
9 TOPS
-
-
ISP
Spectra 390 (192 MP single camera / 22 MP at 30fps dual camera with MFNR/ZSL)
No Cellular
Modem
Qualcomm
X55
5G mmWave
Speed
Up to 7500Mbps Download
Up to 3000Mbps Upload
Change Comparison