Qualcomm Snapdragon X Elite (X1E-78-100) vs Qualcomm Snapdragon 8cx

Last updated:

CPU comparison with benchmarks


Qualcomm Snapdragon X Elite (X1E-78-100) CPU1 vs CPU2 Qualcomm Snapdragon 8cx
Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon 8cx

CPU comparison

Qualcomm Snapdragon X Elite (X1E-78-100) or Qualcomm Snapdragon 8cx - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Qualcomm Snapdragon X Elite (X1E-78-100) has 12 cores with 12 threads and clocks with a maximum frequency of 3.40 GHz. Up to 64 GB of memory is supported in 8 memory channels. The Qualcomm Snapdragon X Elite (X1E-78-100) was released in Q2/2024.

The Qualcomm Snapdragon 8cx has 8 cores with 8 threads and clocks with a maximum frequency of 2.84 GHz. The CPU supports up to 16 GB of memory in 8 memory channels. The Qualcomm Snapdragon 8cx was released in Q4/2018.
Qualcomm Snapdragon X Elite (4) Family Qualcomm Snapdragon (104)
Qualcomm Snapdragon X Elite (4) CPU group Qualcomm Snapdragon 8cx (2)
1 Generation 2
Oryon Architecture Kryo 495
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Qualcomm Snapdragon X Elite (X1E-78-100) has 12 CPU cores and can calculate 12 threads in parallel. The clock frequency of the Qualcomm Snapdragon X Elite (X1E-78-100) is 1.00 GHz (3.40 GHz) while the Qualcomm Snapdragon 8cx has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 8cx is at 2.84 GHz.

Qualcomm Snapdragon X Elite (X1E-78-100) Characteristic Qualcomm Snapdragon 8cx
12 Cores 8
12 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
1.00 GHz (3.40 GHz)
12x Oryon
A-Core 2.84 GHz
4x Kryo 495 Gold
-- B-Core 1.80 GHz
4x Kryo 495 Silver

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Qualcomm Snapdragon X Elite (X1E-78-100) Characteristic Qualcomm Snapdragon 8cx
Qualcomm AI engine AI hardware Qualcomm AI engine
Qualcomm Hexagon NPU @ 45 TOPS AI specifications Hexagon 685 @ 3 TOPS
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Qualcomm Snapdragon X Elite (X1E-78-100) or Qualcomm Snapdragon 8cx has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Qualcomm Adreno X Elite/Plus GPU Qualcomm Adreno 680
1.00 GHz GPU frequency 0.25 GHz
-- GPU (Turbo) 0.59 GHz
-- GPU Generation 5
4 nm Technology 7 nm
4 Max. displays 2
-- Compute units 8
-- Shader 768
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 4 GB
12.2 DirectX Version 12.0

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Qualcomm Adreno X Elite/Plus GPU Qualcomm Adreno 680
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 Decode
Decode Codec VP8 Decode / Encode
Decode / Encode Codec AV1 No
Decode / Encode Codec AVC Decode
Decode / Encode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Qualcomm Snapdragon X Elite (X1E-78-100) can use up to 64 GB of memory in 8 memory channels. The maximum memory bandwidth is 133.9 GB/s. The Qualcomm Snapdragon 8cx supports up to 16 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 68.2 GB/s.

Qualcomm Snapdragon X Elite (X1E-78-100) Characteristic Qualcomm Snapdragon 8cx
LPDDR5X-8448 Memory LPDDR4X-4266
64 GB Max. Memory 16 GB
8 (Octa Channel) Memory channels 8 (Octa Channel)
133.9 GB/s Max. Bandwidth 68.2 GB/s
No ECC No
42.00 MB L2 Cache --
-- L3 Cache 2.00 MB
4.0 PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Qualcomm Snapdragon X Elite (X1E-78-100) is 23 W, while the Qualcomm Snapdragon 8cx has a TDP of 7 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Qualcomm Snapdragon X Elite (X1E-78-100) Characteristic Qualcomm Snapdragon 8cx
23 W TDP (PL1 / PBP) 7 W
-- TDP (PL2) --
80 W TDP up --
12 W TDP down --
-- Tjunction max. --

Technical details

The Qualcomm Snapdragon X Elite (X1E-78-100) is manufactured in 4 nm and has 42.00 MB cache. The Qualcomm Snapdragon 8cx is manufactured in 7 nm and has a 2.00 MB cache.

Qualcomm Snapdragon X Elite (X1E-78-100) Characteristic Qualcomm Snapdragon 8cx
4 nm Technology 7 nm
Chiplet Chip design Chiplet
Armv8-A (64 bit) Instruction set (ISA) Armv8-A (64 bit)
-- ISA extensions --
-- Socket --
None Virtualization None
Yes AES-NI No
Windows 10/11 (ARM), Linux Operating systems Android, Windows 10 (ARM)
Q2/2024 Release date Q4/2018
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Qualcomm Snapdragon X Elite (X1E-78-100) to help other visitors make their purchasing decisions. The average rating is 4.0 stars (8 ratings). Rate now:
Here you can rate the Qualcomm Snapdragon 8cx to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon X Elite (X1E-78-100)
Qualcomm Adreno X Elite/Plus @ 1.00 GHz
3800 (100%)
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
Qualcomm Adreno 680 @ 0.59 GHz
1843 (48%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon X Elite (X1E-78-100)
12C 12T @ 1.00 GHz
45 (100%)
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
3 (7%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon X Elite (X1E-78-100)
12C 12T @ 3.40 GHz
0 (0%)
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
724 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon X Elite (X1E-78-100)
12C 12T @ 3.40 GHz
0 (0%)
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
2808 (100%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon X Elite (X1E-78-100)
12C 12T @ 3.40 GHz
686 (100%)
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon X Elite (X1E-78-100)
12C 12T @ 1.00 GHz
7924 (100%)
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
0 (0%)

Devices using this processor

Qualcomm Snapdragon X Elite (X1E-78-100) Qualcomm Snapdragon 8cx
Microsoft Surface Laptop 7 Lenovo Flex 5G
Lenovo Yoga C 5G
Samsung Galaxy Book S

Popular comparisons containing this CPUs

1. Qualcomm Snapdragon 8cxApple M1 Qualcomm Snapdragon 8cx vs Apple M1
2. Qualcomm Snapdragon 7cQualcomm Snapdragon 8cx Qualcomm Snapdragon 7c vs Qualcomm Snapdragon 8cx
3. Intel Core i5-L16G7Qualcomm Snapdragon 8cx Intel Core i5-L16G7 vs Qualcomm Snapdragon 8cx
4. Qualcomm Snapdragon 8cx Gen. 2Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx Gen. 2 vs Qualcomm Snapdragon 8cx
5. Intel Core i7-1185G7Qualcomm Snapdragon 8cx Intel Core i7-1185G7 vs Qualcomm Snapdragon 8cx
6. Qualcomm Snapdragon 850Qualcomm Snapdragon 8cx Qualcomm Snapdragon 850 vs Qualcomm Snapdragon 8cx
7. Apple A14 BionicQualcomm Snapdragon 8cx Apple A14 Bionic vs Qualcomm Snapdragon 8cx
8. Qualcomm Snapdragon 8cQualcomm Snapdragon 8cx Qualcomm Snapdragon 8c vs Qualcomm Snapdragon 8cx
9. Qualcomm Snapdragon 8cxIntel Core i5-10210U Qualcomm Snapdragon 8cx vs Intel Core i5-10210U
10. Qualcomm Snapdragon 865Qualcomm Snapdragon 8cx Qualcomm Snapdragon 865 vs Qualcomm Snapdragon 8cx


back to index