CPUs

AMD EPYC 3451 vs Qualcomm Snapdragon X2 Elite Extreme (X2E-96-100) Full Specs

16 Cores
32 Threads
2.15GHz
18 Cores(12P+6E)
18 Threads(12P+6E)
4.4GHz
TDP
100W
TDP
80W
Bandwidth
85.3GB/s
DDR4
Bandwidth
228.6GB/s
LPDDR5X
iGPU
-
iGPU
··
-
··
15.16 TFLOPSFP16
Socket
Socket
-

EPYC 3451EPYC 3451745
x1
Snapdragon X2 Elite Extreme (X2E-96-100)Snapdragon X2 Elite Extreme (X2E-96-100)-
-

16 Cores
16P
-
18 Cores
12P
6E
32 Threads
32P
-
18 Threads
12P
6E

Base Clock
2.15GHz
Base Clock
4.4GHz
Boost Clock
3GHz
Boost Clock
5GHz
Overclocking
Locked
Overclocking
Locked

L1i
64KB P
-
L1i
192KB P
128KB E
L1d
32KB P
-
L1d
96KB P
64KB E
L2
512KB P
-
-
L2
36MB P shared
12MB E shared
L3
32MB
L3
-

Type
DDR4
Type
LPDDR5X
Max Memory
64GB
Max Memory
192GB
ECC
Yes
ECC
No
Channels
4
Channels
12
Bus Width
256-bit
Bus Width
192-bit
Speed
2666MT/s
Speed
9523MT/s
Bandwidth
85.3GB/s
Bandwidth
228.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
85.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
228.6GB/s

TDP
100W
TDP
80W
cTDP-down
80W
cTDP-down
-
Max Operating Temp
105°C Max
Max Operating Temp
-

Bus Type
PCIe
Bus Type
-
Bus Config
4 lanes
Bus Config
-
Bus Speed
8GT/s
Bus Speed
-
Bus Bandwidth
4GB/s
Bus Bandwidth
-

PCIe
PCIe 3.0 x64
63GB/sBandwidth
PCIe
PCIe 5.0 x12
47.3GB/sBandwidth
-
PCIe Secondary
PCIe 4.0 x4
7.9GB/sBandwidth

iGPU
-
iGPU
Shaders
-
Shaders
2048
Boost Clock
-
Boost Clock
1.85GHz
··
-
··
15.16 TFLOPSFP16

NPU Model
-
NPU Model
Hexagon
Performance
-
Performance
80 TOPSINT8

Manufacturer
Manufacturer
ISA
x86-64
ISA
AArch64
Architecture
Architecture
Oryon 3ARMv8.7-A
Family
Family
Branding
EPYC 2017 branding
Branding
Snapdragon X2 Elite Extreme  branding
Codename
Snowy Owl
ZeppelinDie
Snowy Owl 16CVariant
-
-
Codename
Glymur
-
-
Pegasus-PP-Core
Pegasus-EE-Core
Market Segment
Embedded
Market Segment
Laptop
Release Date
Feb 1, 2018
Release Date
Sep 24, 2025

Foundry
GlobalFoundries
Foundry
TSMC
Fabrication Node
14LP
Fabrication Node
N3E
Die Size
426mm²
Die Size
288mm²
Transistor Count
9.6 Billion
Transistor Count
-
Transistor Density
23 MTr/mm²
Transistor Density
-

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