Intel Xeon E5620 vs Intel Xeon X5670

Comparative analysis of Intel Xeon E5620 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, 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), 3DMark Fire Strike - Physics Score.

Intel Xeon E5620

Intel Xeon X5670

Differences

Reasons to consider the Intel Xeon E5620

Around 19% lower typical power consumption: 80 Watt vs 95 Watt
Around 10% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 62.536 vs 56.955

Specifications (specs)
Thermal Design Power (TDP)	80 Watt vs 95 Watt
Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	62.536 vs 56.955

Reasons to consider the Intel Xeon X5670

2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
Around 25% higher clock speed: 3.33 GHz vs 2.66 GHz
Around 5% higher maximum core temperature: 81.3°C vs 77.6°C
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 29% better performance in PassMark - Single thread mark: 1415 vs 1098
Around 66% better performance in PassMark - CPU mark: 10890 vs 6553
Around 28% better performance in Geekbench 4 - Single Core: 564 vs 442
Around 57% better performance in Geekbench 4 - Multi-Core: 3291 vs 2092
Around 85% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.874 vs 1.552
Around 73% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.811 vs 0.469
Around 44% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 3.679 vs 2.559
Around 82% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 13.469 vs 7.383

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 8
Maximum frequency	3.33 GHz vs 2.66 GHz
Maximum core temperature	81.3°C vs 77.6°C
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
Benchmarks
PassMark - Single thread mark	1415 vs 1098
PassMark - CPU mark	10890 vs 6553
Geekbench 4 - Single Core	564 vs 442
Geekbench 4 - Multi-Core	3291 vs 2092
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.874 vs 1.552
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.811 vs 0.469
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.679 vs 2.559
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	13.469 vs 7.383

Compare benchmarks

CPU 1: Intel Xeon E5620
CPU 2: Intel Xeon X5670

PassMark - Single thread mark

CPU 1

CPU 2

1098

1415

PassMark - CPU mark

CPU 1

CPU 2

6553

10890

Geekbench 4 - Single Core

CPU 1

CPU 2

442

564

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2092

3291

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

1.552

2.874

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

CPU 1

CPU 2

62.536

56.955

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

CPU 1

CPU 2

0.469

0.811

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

2.559

3.679

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

7.383

13.469

Name	Intel Xeon E5620	Intel Xeon X5670
PassMark - Single thread mark	1098	1415
PassMark - CPU mark	6553	10890
Geekbench 4 - Single Core	442	564
Geekbench 4 - Multi-Core	2092	3291
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.552	2.874
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	62.536	56.955
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.469	0.811
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.559	3.679
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	7.383	13.469
3DMark Fire Strike - Physics Score		4238

Compare specifications (specs)

	Intel Xeon E5620	Intel Xeon X5670
Essentials
Architecture codename	Westmere EP	Westmere EP
Launch date	March 2010	March 2010
Launch price (MSRP)	$35	$67
Place in performance rating	2678	2214
Price now	$25.99	$66.59
Processor Number	E5620	X5670
Series	Legacy Intel® Xeon® Processors	Legacy Intel® Xeon® Processors
Status	Launched	Discontinued
Value for money (0-100)	55.06	35.08
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.40 GHz	2.93 GHz
Bus Speed	5.86 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	77.6°C	81.3°C
Maximum frequency	2.66 GHz	3.33 GHz
Number of cores	4	6
Number of QPI Links	2	2
Number of threads	8	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	25.6 GB/s	32 GB/s
Maximum memory size	288 GB	288 GB
Supported memory types	DDR3 800/1066	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)	80 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)