Intel Xeon X7550 vs Intel Xeon E7450

Comparative analysis of Intel Xeon X7550 and Intel Xeon E7450 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon X7550

Intel Xeon E7450

Differences

Reasons to consider the Intel Xeon X7550

2 more cores, run more applications at once: 8 vs 6
Around 1% higher maximum core temperature: 69°C vs 68°C
Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 5% better performance in PassMark - Single thread mark: 1067 vs 1018

Specifications (specs)
Number of cores	8 vs 6
Maximum core temperature	69°C vs 68°C
L3 cache	18 MB L3 Cache vs 12 MB L3 Cache
Benchmarks
PassMark - Single thread mark	1067 vs 1018

Reasons to consider the Intel Xeon E7450

Around 44% lower typical power consumption: 90 Watt vs 130 Watt
Around 26% better performance in PassMark - CPU mark: 9932 vs 7873

Specifications (specs)
Thermal Design Power (TDP)	90 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	9932 vs 7873

Compare benchmarks

CPU 1: Intel Xeon X7550
CPU 2: Intel Xeon E7450

PassMark - Single thread mark

CPU 1

CPU 2

1067

1018

PassMark - CPU mark

CPU 1

CPU 2

7873

9932

Name	Intel Xeon X7550	Intel Xeon E7450
PassMark - Single thread mark	1067	1018
PassMark - CPU mark	7873	9932

Compare specifications (specs)

	Intel Xeon X7550	Intel Xeon E7450
Essentials
Architecture codename	Nehalem EX	Dunnington
Launch date	Q1'10	Q3'08
Place in performance rating	1875	1865
Processor Number	X7550	E7450
Series	Legacy Intel Xeon Processors	Legacy Intel Xeon Processors
Vertical segment	Server	Server
Performance
Base frequency	2.00 GHz	2.40 GHz
Bus Speed	6.4 GT/s	1066 MHz
L3 cache	18 MB L3 Cache	12 MB L3 Cache
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	69°C	68°C
Maximum frequency	2.40 GHz
Number of cores	8	6
Number of threads	16
64 bit support
Die size		503 mm2
Transistor count		1900 million
VID voltage range		0.900V-1.450V
Memory
Supported memory types	DDR3 800/978/1066/1333 (Max Speed 1066 MHz)
Compatibility
Sockets supported	FCLGA1567	PGA604
Thermal Design Power (TDP)	130 Watt	90 Watt
Package Size		53.3mm x 53.3mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Intel 64
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
FSB parity
Idle States
Intel® Demand Based Switching
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)