Intel Atom C3708 vs Intel Core 2 Extreme QX6850

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CPU comparison with benchmarks


Intel Atom C3708 CPU1 vs CPU2 Intel Core 2 Extreme QX6850
Intel Atom C3708 Intel Core 2 Extreme QX6850

CPU comparison

Intel Atom C3708 or Intel Core 2 Extreme QX6850 - 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 Intel Atom C3708 has 8 cores with 8 threads and clocks with a maximum frequency of 1.70 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3708 was released in Q3/2017.

The Intel Core 2 Extreme QX6850 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core 2 Extreme QX6850 was released in Q3/2007.
Intel Atom (101) Family Intel Core2 Extreme (7)
Intel Atom C3000 (20) CPU group Intel Core 2 Extreme QX6000 (3)
5 Generation 1
Denverton Architecture Kentsfield (Core)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3708 has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Atom C3708 is 1.70 GHz while the Intel Core 2 Extreme QX6850 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Core 2 Extreme QX6850 is at 3.00 GHz.
Intel Atom C3708 Characteristic Intel Core 2 Extreme QX6850
8 Cores 4
8 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? Yes
1.70 GHz Frequency 3.00 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

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. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Atom C3708 Characteristic Intel Core 2 Extreme QX6850
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Atom C3708 or Intel Core 2 Extreme QX6850 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.
no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.
no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Atom C3708 can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 34.1 GB/s. The Intel Core 2 Extreme QX6850 supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 17.1 GB/s.
Intel Atom C3708 Characteristic Intel Core 2 Extreme QX6850
DDR4-2133 Memory DDR3-1066, DDR2-800
256 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 17.1 GB/s
Yes ECC No
16.00 MB L2 Cache 8.00 MB
-- L3 Cache --
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Atom C3708 is 17 W, while the Intel Core 2 Extreme QX6850 has a TDP of 130 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Atom C3708 Characteristic Intel Core 2 Extreme QX6850
17 W TDP (PL1 / PBP) 130 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Atom C3708 is manufactured in 14 nm and has 16.00 MB cache. The Intel Core 2 Extreme QX6850 is manufactured in 65 nm and has a 8.00 MB cache.
Intel Atom C3708 Characteristic Intel Core 2 Extreme QX6850
14 nm Technology 65 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions MMX, SSE2, SSE3
BGA 1310 Socket LGA 775
VT-x, VT-x EPT, VT-d Virtualization VT-x
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2017 Release date Q3/2007
209 $ Release price --
show more data show more data


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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 C3708 Intel Atom C3708
8C 8T @ 1.70 GHz
0 (0%)
Intel Core 2 Extreme QX6850 Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz
417 (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 C3708 Intel Atom C3708
8C 8T @ 1.70 GHz
0 (0%)
Intel Core 2 Extreme QX6850 Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz
1358 (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 C3708 Intel Atom C3708
8C 8T @ 1.70 GHz
0 (0%)
Intel Core 2 Extreme QX6850 Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz
2271 (100%)

Devices using this processor
Intel Atom C3708 Intel Core 2 Extreme QX6850
Unknown Unknown

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