Intel Xeon X5675 vs Intel Xeon X5670

Comparative analysis of Intel Xeon X5675 and Intel Xeon X5670 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, 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).

Intel Xeon X5675

Intel Xeon X5670

Differences

Reasons to consider the Intel Xeon X5675

CPU is newer: launch date 11 month(s) later
Around 4% higher clock speed: 3.46 GHz vs 3.33 GHz
Around 7% better performance in PassMark - Single thread mark: 1512 vs 1415
Around 7% better performance in PassMark - CPU mark: 11633 vs 10890
Around 4% better performance in Geekbench 4 - Single Core: 588 vs 564
Around 5% better performance in Geekbench 4 - Multi-Core: 3454 vs 3291
Around 11% better performance in 3DMark Fire Strike - Physics Score: 4712 vs 4238
Around 4% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.995 vs 2.874
Around 2% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 58.16 vs 56.955
Around 14% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.923 vs 0.811
Around 2% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 3.77 vs 3.679
Around 4% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 14.068 vs 13.469

Specifications (specs)
Launch date	February 2011 vs March 2010
Maximum frequency	3.46 GHz vs 3.33 GHz
Benchmarks
PassMark - Single thread mark	1512 vs 1415
PassMark - CPU mark	11633 vs 10890
Geekbench 4 - Single Core	588 vs 564
Geekbench 4 - Multi-Core	3454 vs 3291
3DMark Fire Strike - Physics Score	4712 vs 4238
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.995 vs 2.874
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	58.16 vs 56.955
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.923 vs 0.811
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.77 vs 3.679
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	14.068 vs 13.469

Compare benchmarks

CPU 1: Intel Xeon X5675
CPU 2: Intel Xeon X5670

PassMark - Single thread mark

CPU 1

CPU 2

1512

1415

PassMark - CPU mark

CPU 1

CPU 2

11633

10890

Geekbench 4 - Single Core

CPU 1

CPU 2

588

564

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3454

3291

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

4712

4238

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

2.995

2.874

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

CPU 1

CPU 2

58.16

56.955

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

CPU 1

CPU 2

0.923

0.811

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

3.77

3.679

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

14.068

13.469

Name	Intel Xeon X5675	Intel Xeon X5670
PassMark - Single thread mark	1512	1415
PassMark - CPU mark	11633	10890
Geekbench 4 - Single Core	588	564
Geekbench 4 - Multi-Core	3454	3291
3DMark Fire Strike - Physics Score	4712	4238
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.995	2.874
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	58.16	56.955
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.923	0.811
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.77	3.679
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	14.068	13.469

Compare specifications (specs)

	Intel Xeon X5675	Intel Xeon X5670
Essentials
Architecture codename	Westmere EP	Westmere EP
Launch date	February 2011	March 2010
Launch price (MSRP)	$162	$67
Place in performance rating	2125	2214
Price now	$79.99	$66.59
Processor Number	X5675	X5670
Series	Legacy Intel® Xeon® Processors	Legacy Intel® Xeon® Processors
Status	Discontinued	Discontinued
Value for money (0-100)	30.70	35.08
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.06 GHz	2.93 GHz
Bus Speed	6.4 GT/s QPI	6.4 GT/s QPI
Die size	239 mm	239 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	12288 KB (shared)	12288 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	81.3°C	81.3°C
Maximum frequency	3.46 GHz	3.33 GHz
Number of cores	6	6
Number of QPI Links	2	2
Number of threads	12	12
Transistor count	1170 million	1170 million
VID voltage range	0.750V-1.350V	0.750V-1.350V
Front-side bus (FSB)		6400 MHz
Memory
ECC memory support
Max memory channels	3	3
Maximum memory bandwidth	32 GB/s	32 GB/s
Maximum memory size	288 GB	288 GB
Supported memory types	DDR3 800/1066/1333	DDR3 800/1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	42.5mm X 45mm	42.5mm X 45mm
Sockets supported	FCLGA1366	FCLGA1366
Thermal Design Power (TDP)	95 Watt	95 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.2	Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	40-bit	40-bit
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)