Intel Xeon X3440 vs Intel Xeon W3503

Comparative analysis of Intel Xeon X3440 and Intel Xeon W3503 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon X3440

Intel Xeon W3503

Differences

Reasons to consider the Intel Xeon X3440

CPU is newer: launch date 6 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 22% higher clock speed: 2.93 GHz vs 2.4 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 37% lower typical power consumption: 95 Watt vs 130 Watt
3.9x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 1.062 vs 0.27
2.2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 54.918 vs 24.752
3.4x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.33 vs 0.098
2.8x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 1.597 vs 0.561
2.6x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.562 vs 1.753

Specifications (specs)
Launch date	8 September 2009 vs March 2009
Number of cores	4 vs 2
Maximum frequency	2.93 GHz vs 2.4 GHz
L1 cache	256 KB vs 64 KB (per core)
L2 cache	1 MB vs 256 KB (per core)
L3 cache	8 MB vs 4096 KB (shared)
Thermal Design Power (TDP)	95 Watt vs 130 Watt
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.062 vs 0.27
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	54.918 vs 24.752
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.33 vs 0.098
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.597 vs 0.561
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.562 vs 1.753

Compare benchmarks

CPU 1: Intel Xeon X3440
CPU 2: Intel Xeon W3503

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

1.062

0.27

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

54.918

24.752

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.33

0.098

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

1.597

0.561

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

4.562

1.753

Name	Intel Xeon X3440	Intel Xeon W3503
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.062	0.27
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	54.918	24.752
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.33	0.098
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.597	0.561
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.562	1.753
PassMark - Single thread mark		1025
PassMark - CPU mark		1118

Compare specifications (specs)

	Intel Xeon X3440	Intel Xeon W3503
Essentials
Architecture codename	Lynnfield	Bloomfield
Launch date	8 September 2009	March 2009
Launch price (MSRP)	$215	$65
Place in performance rating	3136	3143
Processor Number	X3440
Status	Discontinued
Vertical segment	Server	Server
Price now		$16.22
Value for money (0-100)		31.88
Performance
64 bit support
Base frequency	2.53 GHz
Bus Speed	2.5 GT/s DMI
Die size	296 mm2	263 mm
L1 cache	256 KB	64 KB (per core)
L2 cache	1 MB	256 KB (per core)
L3 cache	8 MB	4096 KB (shared)
Manufacturing process technology	45 nm	45 nm
Maximum case temperature (TCase)	72.7 °C
Maximum frequency	2.93 GHz	2.4 GHz
Number of cores	4	2
Number of threads	8
Transistor count	774 million	731 million
VID voltage range	0.65V - 1.4V
Memory
ECC memory support
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 800/1066/1333	DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	LGA1156	1366
Thermal Design Power (TDP)	95 Watt	130 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8, 4x4
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)