Qualcomm Snapdragon X Elite (X1E-78-100) vs MediaTek Dimensity 9400e

SOC Specs Compare

General Parameters

Release Date
Oct 2023
-
Manufacturer
Qualcomm
-
Type
Laptop
-
Instruction Set
ARMv8
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Core Architecture
Snapdragon X
-
Processor Number
X1E-78-100
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Integrated Graphics
Qualcomm Adreno X1-85
-

Package

Manufacturing Process
4 nm
-
Socket
Custom
-
Power Consumption
35 W
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Max Turbo Power Consumption
45 W
-

CPU Performance

Performance Cores
12
-
Performance Core Threads
12
-
Performance Core Base Frequency
3.4 GHz
-
Total Core Count
12
-
Total Thread Count
12
-
Multiplier
34
-
L1 Cache
96 K per core
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L2 Cache
12 MB shared
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L3 Cache
42 MB
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Unlocked Multiplier
No
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Memory Parameters

Memory Types
LPDDR5x-8448
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Max Memory Size
64 GB
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Max Memory Channels
8
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Max Memory Bandwidth
135 GB/s
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ECC Memory Support
No
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Graphics Card Parameters

Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1250 MHz
-
Shader Units
1536
-
Texture Units
96
-
Raster Operation Units
48
-
Execution Units
6
-
Power Consumption
80
-

AI Accelerator

NPU
Qualcomm Hexagon NPU
-
Theoretical performance
45 TOPS
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Miscellaneous

Official Website
-
PCIe Version
4.0
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PCIe Lanes
12
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CPU

Architecture
-
1x 3.4 GHz – Cortex-X43x 2.85 GHz – Cortex-X44x 2 GHz – Cortex-A720
Frequency
-
3400 MHz
Cores
-
8
Instruction set
-
ARMv9.2-A
L3 cache
-
8 MB
Process
-
4 nm
Transistor count
-
22.7
Manufacturing
-
TSMC

Graphics

GPU name
-
Mali-G720 Immortalis MP12
GPU frequency
-
1300 MHz
Shading units
-
128
Vulkan version
-
1.3
OpenCL version
-
3.0
DirectX version
-
12

Memory

Memory Type
-
LPDDR5X
Memory frequency
-
4266 MHz
Bus
-
4x 16 Bit
Max bandwidth
-
68.2 Gbit/s

AI

NPU
-
MediaTek NPU 790

Multimedia (ISP)

Storage type
-
UFS 4.0
Max display resolution
-
3840 x 2160
Max camera resolution
-
1x 320MP
Video capture
-
8K at 30FPS, 4K at 60FPS
Video playback
-
8K at 30FPS, 4K at 60FPS
Video codecs
-
- H.264- H.265- AV1- VP9
Audio codecs
-
- AAC LC- FLAC- HE-AACv1- HE-AACv2- MP3

Connectivity

5G support
-
Yes
Download speed
-
Up to 7300 Mbps
Wi-Fi
-
7
Bluetooth
-
6.0
Navigation
-
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Info

Announced
-
May 2025
Class
-
Flagship
Official page
-

📊 Benchmark

Cinebench R23
1,530
-
Cinebench R23
12,159
-
Geekbench 6
2,390
2,233
Geekbench 6
14,047
7,258
Cinebench 2024
108
-
Cinebench 2024
840
-
AnTuTu 10
-
2,159,260
FP32 (float)
-
3,993