Intel Atom E3815 vs Intel Core i7-6950X

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CPU comparison with benchmarks


Intel Atom E3815 CPU1 vs CPU2 Intel Core i7-6950X
Intel Atom E3815 Intel Core i7-6950X

CPU comparison

In this CPU comparison, we compare the Intel Atom E3815 and the Intel Core i7-6950X and use benchmarks to check which processor is faster.

We compare the Intel Atom E3815 1 core processor released in Q4/2013 with the Intel Core i7-6950X which has 10 CPU cores and was introduced in Q2/2016.
Intel Atom (108) Family Intel Core i7 Extreme Edition (24)
Intel Atom E3800 (6) CPU group Intel Core i 6000X (1)
4 Generation 6
Bay Trail Architecture Broadwell E
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom E3815 is a 1 core processor with a clock frequency of 1.46 GHz. The processor can compute 1 threads at the same time. The Intel Core i7-6950X clocks with 3.00 GHz (3.50 GHz), has 10 CPU cores and can calculate 20 threads in parallel.

Intel Atom E3815 Characteristic Intel Core i7-6950X
1 Cores 10
1 Threads 20
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? Yes
1.46 GHz Frequency 3.00 GHz
-- Turbo Frequency (1 Core) 3.50 GHz
-- Turbo Frequency (All Cores) 3.50 GHz

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.

Intel Atom E3815 Characteristic Intel Core i7-6950X
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel HD Graphics (Bay Trail GT1) GPU no iGPU
0.40 GHz GPU frequency --
0.40 GHz GPU (Turbo) --
7 GPU Generation --
22 nm Technology
2 Max. displays
4 Compute units --
32 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.2 DirectX Version --

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.

Intel HD Graphics (Bay Trail GT1) GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

Up to 8 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom E3815, while the Intel Core i7-6950X supports a maximum of 128 GB of memory with a maximum memory bandwidth of 76.8 GB/s enabled.

Intel Atom E3815 Characteristic Intel Core i7-6950X
DDR3L-1066 Memory DDR4-2400
8 GB Max. Memory 128 GB
1 (Single Channel) Memory channels 4 (Quad Channel)
8.6 GB/s Max. Bandwidth 76.8 GB/s
No ECC No
-- L2 Cache --
1.00 MB L3 Cache 25.00 MB
-- PCIe version 3.0
-- PCIe lanes 40
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The Intel Atom E3815 has a TDP of 5 W. The TDP of the Intel Core i7-6950X is 140 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom E3815 Characteristic Intel Core i7-6950X
5 W TDP (PL1 / PBP) 140 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Atom E3815 has 1.00 MB cache and is manufactured in 22 nm. The cache of Intel Core i7-6950X is at 25.00 MB. The processor is manufactured in 14 nm.

Intel Atom E3815 Characteristic Intel Core i7-6950X
22 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
BGA 1170 Socket LGA 2011-3
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows 10, Linux
Q4/2013 Release date Q2/2016
-- Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom E3815 (15%)
Intel Core i7-6950X (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom E3815 (2%)
Intel Core i7-6950X (100%)

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.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
147 (15%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
974 (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.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
148 (2%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
8993 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
184 (1%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
17377 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
1091 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
12713 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
1237 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
7421 (100%)

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.
Intel Atom E3815 Intel Atom E3815
Intel HD Graphics (Bay Trail GT1) @ 0.40 GHz
26 (100%)
Intel Core i7-6950X Intel Core i7-6950X
@ 0.00 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.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.00 GHz
5950 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
152 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
Intel Core i7-6950X Intel Core i7-6950X
10C 20T @ 3.50 GHz
1819 (100%)

Devices using this processor

Intel Atom E3815 Intel Core i7-6950X
Unknown Unknown

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