Intel Atom C2550 vs Intel Core2 Duo E6850

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CPU comparison with benchmarks


Intel Atom C2550 CPU1 vs CPU2 Intel Core2 Duo E6850
Intel Atom C2550 Intel Core2 Duo E6850

CPU comparison

In this CPU comparison, we compare the Intel Atom C2550 and the Intel Core2 Duo E6850 and use benchmarks to check which processor is faster.

We compare the Intel Atom C2550 4 core processor released in Q3/2013 with the Intel Core2 Duo E6850 which has 2 CPU cores and was introduced in Q3/2007.
Intel Atom (108) Family Intel Core2 Duo (29)
Intel Atom C2000 (7) CPU group Intel Core 2 Duo E4000/E6000 (15)
3 Generation 1
Avoton Architecture Conroe (Core)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C2550 is a 4 core processor with a clock frequency of 2.40 GHz (2.60 GHz). The processor can compute 4 threads at the same time. The Intel Core2 Duo E6850 clocks with 3.00 GHz, has 2 CPU cores and can calculate 2 threads in parallel.

Intel Atom C2550 Characteristic Intel Core2 Duo E6850
4 Cores 2
4 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? Yes
2.40 GHz Frequency 3.00 GHz
2.60 GHz Turbo Frequency (1 Core) --
2.60 GHz Turbo Frequency (All Cores) --

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 C2550 Characteristic Intel Core2 Duo E6850
-- 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.

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

Up to 64 GB of memory in a maximum of 2 memory channels is supported by the Intel Atom C2550, while the Intel Core2 Duo E6850 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Atom C2550 Characteristic Intel Core2 Duo E6850
DDR3L-1600, DDR3-1600 Memory DDR3-1333, DDR2-1066
64 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
-- L2 Cache 4.00 MB
2.00 MB L3 Cache --
2.0 PCIe version --
16 PCIe lanes --
8.0 GB/s PCIe Bandwidth --

Thermal Management

The Intel Atom C2550 has a TDP of 14 W. The TDP of the Intel Core2 Duo E6850 is 65 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom C2550 Characteristic Intel Core2 Duo E6850
14 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Atom C2550 has 2.00 MB cache and is manufactured in 22 nm. The cache of Intel Core2 Duo E6850 is at 4.00 MB. The processor is manufactured in 65 nm.

Intel Atom C2550 Characteristic Intel Core2 Duo E6850
22 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, SSE, SSE2, SSE3
BGA 1283 Socket LGA 775
VT-x, VT-x EPT Virtualization VT-x
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2013 Release date Q3/2007
74 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom C2550 (61%)
Intel Core2 Duo E6850 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom C2550 (100%)
Intel Core2 Duo E6850 (63%)

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 C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
259 (61%)
Intel Core2 Duo E6850 Intel Core2 Duo E6850
2C 2T @ 3.00 GHz
426 (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 C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
971 (100%)
Intel Core2 Duo E6850 Intel Core2 Duo E6850
2C 2T @ 3.00 GHz
747 (77%)

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 C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
2330 (100%)
Intel Core2 Duo E6850 Intel Core2 Duo E6850
2C 2T @ 3.00 GHz
1137 (49%)

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 C2550 Intel Atom C2550
4C 4T @ 2.40 GHz
0 (0%)
Intel Core2 Duo E6850 Intel Core2 Duo E6850
2C 2T @ 3.00 GHz
488 (100%)

Devices using this processor

Intel Atom C2550 Intel Core2 Duo E6850
Unknown Unknown

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