Intel Core i7-6950X vs Intel Atom x6425RE

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-6950X or Intel Core i7-6950X – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-6950X features 10 processor cores and has the capability to manage 20 threads concurrently.
It was released in Q2/2016 and belongs to the 6 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-6950X, you'll need a motherboard with a LGA 2011-3 socket.
The Intel Atom x6425RE features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2021 and belongs to the 6 generation of the Intel Atom series.
To use the Intel Atom x6425RE, you'll need a motherboard with a BGA 1493 socket.
Intel Core i 6000X Group Intel Atom x6000
6 Generation 6
Desktop / Server Segment Mobile
Intel Core i7-6950X Name Intel Atom x6425RE
Intel Core i7 Extreme Edition Family Intel Atom
 
 

CPU Cores and Base Frequency

The Intel Core i7-6950X has 10 CPU cores and can calculate 20 threads in parallel.
The clock frequency of the Intel Core i7-6950X is 3.0 GHz
and turbo frequency for one core is 3.5 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Atom x6425RE has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Atom x6425RE is 1.9 GHz
20 Threads 4
10x Cores 4x
10 CPU Cores 4
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking No
3.5 GHz Turbo Frequency (1 core) None
3.0 GHz Frequency 1.9 GHz
 
 

Internal Graphics

The Intel Core i7-6950X does not have integrated graphics.
The Intel Atom x6425RE has integrated graphics, called iGPU for short.
Specifically, the Intel Atom x6425RE uses the Intel UHD Graphics 10th Gen (32 EU), which has 256 texture shaders
and 32 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Shaders 256
-- Release date Q2/2020
-- Technology 14 nm
-- Direct X 12
0 bytes Max. GPU Memory 64.0 GB
-- Max. displays --
-- Execution units 32
-- GPU frequency 0.4 GHz
-- Generation 11
-- GPU (Turbo) --
GPU name Intel UHD Graphics 10th Gen (32 EU)
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
-- VP8 Decode / Encode
-- VC-1 Decode
-- JPEG Decode / Encode
-- AV1 Decode
-- h265 / HEVC (8 bit) Decode / Encode
-- AVC Decode / Encode
-- h264 Decode / Encode
-- VP9 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 32.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 68.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR4-2400 Memory type DDR4-3200, LPDDR4X-4266
No ECC Yes
128.0 GB Max. Memory 32.0 GB
4 Memory channels 4
76.8 GB/s Bandwidth 68.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 140 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 12 W watts.
140 W TDP (PL1 / PBP) 12 W
-- Tjunction max 110 °C
 
 

Technical details

The Intel Core i7-6950X is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 25.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Atom x6425RE is manufactured using a 10 nm process.
Q2/2016 Release date Q1/2021
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2
14 nm Technology 10 nm
Monolithic Chip design Monolithic
-- Release price --
Broadwell E Architecture Elkhart Lake
25.0 MB L3-Cache 0 bytes
Windows 10, Linux Operating systems
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
LGA 2011-3 Socket BGA 1493
0 bytes L2-Cache 1.5 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

Intel Core i7-6950X
10C 20T @ 3.0 GHz
17377
17377
Intel Atom x6425RE
4C 4T @ 1.9 GHz
2935
2935

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-6950X
10C 20T @ 3.0 GHz
8993
8993
Intel Atom x6425RE
4C 4T @ 1.9 GHz
1445
1445

Geekbench 6 (Multi-Core)

Intel Core i7-6950X
10C 20T @ 3.0 GHz
7421
7421
Intel Atom x6425RE
4C 4T @ 1.9 GHz
1021
1021

Geekbench 6 (Single-Core)

Intel Core i7-6950X
10C 20T @ 3.0 GHz
1237
1237
Intel Atom x6425RE
4C 4T @ 1.9 GHz
334
334