Intel Xeon E7540 vs Intel Xeon W3550

Comparative analysis of Intel Xeon E7540 and Intel Xeon W3550 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E7540

Intel Xeon W3550

Differences

Reasons to consider the Intel Xeon E7540

2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
Around 24% lower typical power consumption: 105 Watt vs 130 Watt
2.9x better performance in PassMark - CPU mark: 9409 vs 3240

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 8
Thermal Design Power (TDP)	105 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	9409 vs 3240

Reasons to consider the Intel Xeon W3550

Around 47% higher clock speed: 3.33 GHz vs 2.27 GHz
Around 6% higher maximum core temperature: 67.9°C vs 64°C
466033.8x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 55% better performance in PassMark - Single thread mark: 1410 vs 911

Specifications (specs)
Maximum frequency	3.33 GHz vs 2.27 GHz
Maximum core temperature	67.9°C vs 64°C
L3 cache	8192 KB (shared) vs 18 MB L3 Cache
Benchmarks
PassMark - Single thread mark	1410 vs 911

Compare benchmarks

CPU 1: Intel Xeon E7540
CPU 2: Intel Xeon W3550

PassMark - Single thread mark

CPU 1

CPU 2

911

1410

PassMark - CPU mark

CPU 1

CPU 2

9409

3240

Name	Intel Xeon E7540	Intel Xeon W3550
PassMark - Single thread mark	911	1410
PassMark - CPU mark	9409	3240
Geekbench 4 - Single Core		548
Geekbench 4 - Multi-Core		2171

Compare specifications (specs)

	Intel Xeon E7540	Intel Xeon W3550
Essentials
Architecture codename	Nehalem EX	Bloomfield
Launch date	Q1'10	August 2009
Place in performance rating	2153	2167
Processor Number	E7540	W3550
Series	Legacy Intel Xeon Processors	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Launch price (MSRP)		$235
Price now		$59.95
Status		Discontinued
Value for money (0-100)		27.98
Performance
Base frequency	2.00 GHz	3.06 GHz
Bus Speed	6.4 GT/s	4.8 GT/s QPI
L3 cache	18 MB L3 Cache	8192 KB (shared)
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	64°C	67.9°C
Maximum frequency	2.27 GHz	3.33 GHz
Number of cores	6	4
Number of threads	12	8
64 bit support
Die size		263 mm2
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
Number of QPI Links		1
Transistor count		731 million
VID voltage range		0.800V-1.375V
Compatibility
Sockets supported	FCLGA1567	FCLGA1366
Thermal Design Power (TDP)	105 Watt	130 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Package Size		42.5mm x 45.0mm
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
Idle States
Instruction set extensions		Intel® SSE4.2
Intel® AES New Instructions
Intel® Demand Based Switching
Physical Address Extensions (PAE)		36-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)
Memory
ECC memory support
Max memory channels		3
Maximum memory bandwidth		25.6 GB/s
Maximum memory size		24 GB
Supported memory types		DDR3 800/1066