Intel Core i7-5820K vs Intel Xeon E5-2667

Comparative analysis of Intel Core i7-5820K and Intel Xeon E5-2667 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Peripherals, 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 Core i7-5820K

Intel Xeon E5-2667

Differences

Reasons to consider the Intel Core i7-5820K

CPU is newer: launch date 2 year(s) 6 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 3% higher clock speed: 3.60 GHz vs 3.50 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 27% better performance in PassMark - Single thread mark: 1990 vs 1570
Around 37% better performance in Geekbench 4 - Single Core: 922 vs 672
Around 37% better performance in Geekbench 4 - Multi-Core: 5516 vs 4039

Specifications (specs)
Launch date	September 2014 vs March 2012
Unlocked	Unlocked vs Locked
Maximum frequency	3.60 GHz vs 3.50 GHz
Manufacturing process technology	22 nm vs 32 nm
Benchmarks
PassMark - Single thread mark	1990 vs 1570
Geekbench 4 - Single Core	922 vs 672
Geekbench 4 - Multi-Core	5516 vs 4039

Reasons to consider the Intel Xeon E5-2667

Around 27% higher maximum core temperature: 85.0°C vs 66.8 °C
6x more maximum memory size: 384 GB vs 64 GB
Around 8% lower typical power consumption: 130 Watt vs 140 Watt
Around 31% better performance in PassMark - CPU mark: 12845 vs 9829

Specifications (specs)
Maximum core temperature	85.0°C vs 66.8 °C
Maximum memory size	384 GB vs 64 GB
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	130 Watt vs 140 Watt
Benchmarks
PassMark - CPU mark	12845 vs 9829

Compare benchmarks

CPU 1: Intel Core i7-5820K
CPU 2: Intel Xeon E5-2667

PassMark - Single thread mark

CPU 1

CPU 2

1990

1570

PassMark - CPU mark

CPU 1

CPU 2

9829

12845

Geekbench 4 - Single Core

CPU 1

CPU 2

922

672

Geekbench 4 - Multi-Core

CPU 1

CPU 2

5516

4039

Name	Intel Core i7-5820K	Intel Xeon E5-2667
PassMark - Single thread mark	1990	1570
PassMark - CPU mark	9829	12845
Geekbench 4 - Single Core	922	672
Geekbench 4 - Multi-Core	5516	4039
3DMark Fire Strike - Physics Score	3496
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	7.078
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	82.265
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.842
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.449
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	8.679

Compare specifications (specs)

	Intel Core i7-5820K	Intel Xeon E5-2667
Essentials
Architecture codename	Haswell E	Sandy Bridge EP
Launch date	September 2014	March 2012
Launch price (MSRP)	$410	$714
Place in performance rating	1934	1755
Price now	$299.99	$226
Processor Number	i7-5820K	E5-2667
Series	Intel® Core™ X-series Processors	Intel® Xeon® Processor E5 Family
Status	Discontinued	Discontinued
Value for money (0-100)	12.75	13.51
Vertical segment	Desktop	Server
Performance
64 bit support
Base frequency	3.30 GHz	2.90 GHz
Bus Speed	0 GT/s	8 GT/s QPI
Die size	356 mm	435 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	15360 KB (shared)	15360 KB (shared)
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	66.8 °C	85.0°C
Maximum frequency	3.60 GHz	3.50 GHz
Number of cores	6	6
Number of threads	12	12
Transistor count	2600 million	2270 million
Unlocked
Number of QPI Links		2
VID voltage range		0.60V-1.35V
Memory
Max memory channels	4	4
Maximum memory bandwidth	68 GB/s	51.2 GB/s
Maximum memory size	64 GB	384 GB
Supported memory types	DDR4 1600/1866/2133	DDR3 800/1066/1333/1600
ECC memory support
Graphics
Processor graphics	None
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	52.5mm x 45.0mm	52.5mm x 45.0mm
Sockets supported	FCLGA2011-3	FCLGA2011
Thermal Design Power (TDP)	140 Watt	130 Watt
Peripherals
Max number of PCIe lanes	28	40
PCI Express revision	3.0	3.0
Scalability	1S Only	2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.2, Intel® AVX2	Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Smart Response technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Flex Memory Access
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)