Core 2 Duo E6550

Details and Benchmarks for Intel Core 2 Duo E6550

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core 2 Duo E6550 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,084 Rank: 1813
Rank Name Score Visual
1809 Core 2 Duo P7570 4,088
+0.1%
1810 Celeron 3855U 4,087
+0.1%
1811 E2-9000 4,087
+0.1%
1812 Celeron 3205U 4,086
+0%
1813 Core 2 Duo E6550 4,084
1814 Xeon E5504 4,083
+-0%
1815 Core i5-4200Y 4,082
+-0%
1816 Athlon 64 X2 6000+ 4,082
+-0%
1817 Atom x7-E3950 4,080
-0.1%
1818 FX-7500 4,078
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Core 2 Duo E6550 based on multi-threaded benchmark results.

4,100 Rank: 2046
Rank Name Score Visual
2042 Athlon II X2 245 4,121
+0.5%
2043 Phenom 9650 4,119
+0.5%
2044 Core 2 Quad Q8300 4,112
+0.3%
2045 Athlon II X2 240 4,111
+0.3%
2046 Core 2 Duo E6550 4,100
2047 Intel Core i7-640LM 4,099
+-0%
2048 Celeron 887 4,094
-0.1%
2049 Core 2 Quad Q6600 4,094
-0.1%
2050 A4-4300M 4,086
-0.3%
2051 Core 2 Duo E4500 4,062
-0.9%

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Singlecore Score

Single-core performance score for Core 2 Duo E6550 based on single-threaded benchmark results.

4,073 Rank: 1703
Rank Name Score Visual
1699 Celeron N4100 4,076
+0.1%
1700 Core i5-2415M 4,075
+0%
1701 Phenom II X4 810 4,074
+0%
1702 Core 2 Duo T8100 4,074
+0%
1703 Core 2 Duo E6550 4,073
1704 Athlon II X4 610e 4,073
+0%
1705 Phenom II X4 905e 4,070
-0.1%
1706 Core 2 Duo T6670 4,069
-0.1%
1707 Core i3 550 4,068
-0.1%
1708 E2-3200 4,068
-0.1%

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Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core 2 Duo E6550 based on integer math, floating point math, and prime number computation benchmarks.

-- Rank: --

Number Crunching score not yet available.

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Data Processing

Aggregated score for Core 2 Duo E6550 based on data encryption, data compression, and string sorting benchmarks.

-- Rank: --

Data Processing score not yet available.

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Physics & Compute

Aggregated score for Core 2 Duo E6550 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

-- Rank: --

Physics & Compute score not yet available.

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Core 2 Duo E6550 Details

The Intel Core 2 Duo E6550, launched in July 2007, represents a significant step in desktop processor design during the late 2000s, offering a balance of performance and efficiency that was compelling for its time. Built on the Conroe microarchitecture and fabricated on a 65 nm process, this dual-core CPU was designed for mainstream desktop use, featuring a 2.33 GHz base clock and a 65 W TDP that ensured it ran cool under typical workloads. While it is now over 16 years old and far removed from modern computing demands, its performance in its era was notable, particularly in multi-threaded applications and general productivity tasks. The E6550’s single-core score of 4073 ranks it at #1703 out of 2060 processors, while its multicore score of 4100 places it at #2046, reflecting its modest capabilities in today’s benchmarking landscape. Though the processor is no longer competitive with modern CPUs, it remains a representative example of Intel’s transition to more efficient, high-performance dual-core designs during the mid-2000s.

The Core 2 Duo E6550 is equipped with 4 MB of L2 cache, enhancing its ability to handle data-intensive operations, and operates on a 1333 MHz front-side bus, which was standard for its generation. It supports DDR3 1066/1333 memory via a dual-channel interface, allowing for a maximum memory bandwidth of 21.3 GB/s and up to 16 GB of system memory. Despite its age, the processor supports a wide range of modern instruction sets, including SSE4.1 and SSE4.2, though it notably lacks support for SSE4.1 in some configurations, which can limit compatibility with certain modern software. The CPU is socketed in a PLGA775 package, ensuring compatibility with a broad range of motherboards from that era. Additionally, while the E6550 does not include integrated graphics, certain chipsets on compatible motherboards offer this functionality, with a base GPU frequency of 350 MHz and a burst frequency of 1000 MHz, supporting up to two displays.

In terms of features, the E6550 includes technologies such as Enhanced SpeedStep (EIST), which dynamically adjusts clock speed and voltage to save power, and Intel VT-x for hardware virtualization. It also supports Intel vPro, offering enterprise-level management and security features. However, it lacks simultaneous multithreading (SMT), meaning it does not support Hyper-Threading, which limits its ability to handle multiple threads efficiently. The processor’s locked multiplier prevents easy overclocking, making it less appealing to enthusiasts. While it is capable of running a wide range of applications from its time, its performance is now outpaced by nearly every modern CPU, even low-end models. As of March 2026, the E6550 is best suited for legacy systems, retro computing projects, or educational purposes, rather than any form of modern computing.
Frequently Compared

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Intel Core 2 Duo E6550

Main Specifications

Designer: Intel
Name: Core 2 Duo E6550
Model Number: E6550
Cores: 2
Threads: 2
Base Frequency: 2330 MHz
Clock Multiplier: 7x (locked)
Core Name: Conroe
Socket: PLGA775
Package: FC-LGA6
Target Segment: Desktop
Max CPUs: 1
TDP: 65 W

Cache Specifications

Memory Specifications

Supported Memory Type: DDR3 1066/1333
Memory Channels: 2
Maximum Memory: 0 GB
Maximum Bandwidth: 21.3 GB/s
ECC Support: No

PCI-Express Specifications

PCIe Revision: 2.0
PCIe Lanes: 1
PCIe Configuration: 1x16, 2x8, 1x8 2x4

Integrated Graphics

GPU: HD Graphics
GPU Designer: Intel
GPU Max Frequency: 1000 MHz

Physical Specifications

Process: 65 nm
Die Area: 143 mm²
Transistor Count: 0.00 billion
Manufacturer: Intel
Word Size: 64-bit

CPU Features

MMX SSE SSE2 SSE3 SSE4.1 SSE4.2 AVX2 AES x86-64 HT EIST TXT vPro VT-x VT-d EPT Secure Key SMEP SIPP IPT TSX Flex Memory FMA
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