Intel Xeon X3440 vs Intel Core i7-870

Comparative analysis of Intel Xeon X3440 and Intel Core i7-870 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.

Intel Xeon X3440

Intel Core i7-870

Differences

Reasons to consider the Intel Xeon X3440

2x more maximum memory size: 32 GB vs 16 GB
Around 3% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 1.062 vs 1.029
Around 3% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 54.918 vs 53.478
Around 4% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 1.597 vs 1.541

Specifications (specs)
Maximum memory size	32 GB vs 16 GB
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.062 vs 1.029
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	54.918 vs 53.478
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.597 vs 1.541

Reasons to consider the Intel Core i7-870

Around 23% higher clock speed: 3.60 GHz vs 2.93 GHz
Around 4% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.342 vs 0.33
Around 1% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.602 vs 4.562

Specifications (specs)
Maximum frequency	3.60 GHz vs 2.93 GHz
Benchmarks
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.342 vs 0.33
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.602 vs 4.562

Compare benchmarks

CPU 1: Intel Xeon X3440
CPU 2: Intel Core i7-870

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

1.062

1.029

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

CPU 1

CPU 2

54.918

53.478

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

CPU 1

CPU 2

0.33

0.342

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

1.597

1.541

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

4.562

4.602

Name	Intel Xeon X3440	Intel Core i7-870
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.062	1.029
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	54.918	53.478
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.33	0.342
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.597	1.541
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.562	4.602
PassMark - Single thread mark		1385
PassMark - CPU mark		3160
Geekbench 4 - Single Core		547
Geekbench 4 - Multi-Core		2032
3DMark Fire Strike - Physics Score		2453

Compare specifications (specs)

	Intel Xeon X3440	Intel Core i7-870
Essentials
Architecture codename	Lynnfield	Lynnfield
Launch date	8 September 2009	September 2009
Launch price (MSRP)	$215	$197
Place in performance rating	3146	2680
Processor Number	X3440	i7-870
Status	Discontinued	Discontinued
Vertical segment	Server	Desktop
Price now		$98.99
Series		Legacy Intel® Core™ Processors
Value for money (0-100)		15.90
Performance
64 bit support
Base frequency	2.53 GHz	2.93 GHz
Bus Speed	2.5 GT/s DMI	2.5 GT/s DMI
Die size	296 mm2	296 mm2
L1 cache	256 KB	64 KB (per core)
L2 cache	1 MB	256 KB (per core)
L3 cache	8 MB	8192 KB (shared)
Manufacturing process technology	45 nm	45 nm
Maximum case temperature (TCase)	72.7 °C
Maximum frequency	2.93 GHz	3.60 GHz
Number of cores	4	4
Number of threads	8	8
Transistor count	774 million	774 million
VID voltage range	0.65V - 1.4V	0.6500V-1.4000V
Maximum core temperature		72.7°C
Memory
ECC memory support
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	21 GB/s
Maximum memory size	32 GB	16 GB
Supported memory types	DDR3 800/1066/1333	DDR3 1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	LGA1156	LGA1156
Thermal Design Power (TDP)	95 Watt	95 Watt
Package Size		37.5mm x 37.5mm
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	2.0	2.0
PCIe configurations	1x16, 2x8, 4x4	1x16, 2x8
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
Instruction set extensions		Intel® SSE4.2
Physical Address Extensions (PAE)		36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)