Intel Xeon E5-2678 v3 vs Intel Core i7-6700K

Comparative analysis of Intel Xeon E5-2678 v3 and Intel Core i7-6700K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support. Benchmark processor performance analysis: 3DMark Fire Strike - Physics Score, 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

Intel Xeon E5-2678 v3

Intel Core i7-6700K

Differences

Reasons to consider the Intel Xeon E5-2678 v3

8 more cores, run more applications at once: 12 vs 4
16 more threads: 24 vs 8
3x more L1 cache, more data can be stored in the L1 cache for quick access later
3x more L2 cache, more data can be stored in the L2 cache for quick access later
3.8x more L3 cache, more data can be stored in the L3 cache for quick access later
2.3x better performance in 3DMark Fire Strike - Physics Score: 7451 vs 3231

Specifications (specs)
Number of cores	12 vs 4
Number of threads	24 vs 8
L1 cache	768 KB vs 256 KB
L2 cache	3 MB vs 1 MB
L3 cache	30 MB vs 8 MB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
3DMark Fire Strike - Physics Score	7451 vs 3231

Reasons to consider the Intel Core i7-6700K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 32% lower typical power consumption: 91 Watt vs 120 Watt

Unlocked	Unlocked vs Locked
Manufacturing process technology	14 nm vs 22 nm
Thermal Design Power (TDP)	91 Watt vs 120 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-2678 v3
CPU 2: Intel Core i7-6700K

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

7451

3231

Name	Intel Xeon E5-2678 v3	Intel Core i7-6700K
3DMark Fire Strike - Physics Score	7451	3231
PassMark - Single thread mark		2504
PassMark - CPU mark		8939
Geekbench 4 - Single Core		1148
Geekbench 4 - Multi-Core		4458
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		6.186
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		101.6
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.743
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.939
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		7.351
GFXBench 4.0 - Car Chase Offscreen (Frames)		1760
GFXBench 4.0 - Manhattan (Frames)		3294
GFXBench 4.0 - T-Rex (Frames)		3360
GFXBench 4.0 - Car Chase Offscreen (Fps)		1760
GFXBench 4.0 - Manhattan (Fps)		3294
GFXBench 4.0 - T-Rex (Fps)		3360

Compare specifications (specs)

	Intel Xeon E5-2678 v3	Intel Core i7-6700K
Essentials
Architecture codename	Haswell-EP	Skylake
Family	Intel Xeon E5-2600 v3
Place in performance rating	867	1343
Processor Number	E5-2678 v3	i7-6700K
Vertical segment	Server	Desktop
Launch date		5 August 2015
Launch price (MSRP)		$339
Price now		$316.99
Series		6th Generation Intel® Core™ i7 Processors
Status		Discontinued
Value for money (0-100)		10.33
Performance
64 bit support
Base frequency	2500 MHz	4.00 GHz
Bus Speed	5 GT/s DMI	8 GT/s DMI3
L1 cache	768 KB	256 KB
L2 cache	3 MB	1 MB
L3 cache	30 MB	8 MB
Manufacturing process technology	22 nm	14 nm
Number of cores	12	4
Number of threads	24	8
Maximum case temperature (TCase)		72 °C
Maximum core temperature		64°C
Maximum frequency		4.20 GHz
Number of QPI Links		0
Unlocked
Memory
Max memory channels	2	2
Supported memory types	DDR4	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V
Maximum memory bandwidth		34.1 GB/s
Maximum memory size		64 GB
Compatibility
Max number of CPUs in a configuration	2	1
Sockets supported	LGA2011-3 (R3)	FCLGA1151
Thermal Design Power (TDP)	120 Watt	91 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Thermal Solution		PCG 2015D (130W)
Peripherals
Max number of PCIe lanes	40	16
PCI Express revision	3.0	3.0
PCIe configurations		Up to 1x16, 2x8, 1x8+2x4
Scalability		1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
AMD Virtualization (AMD-V™)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Device ID		0x1912
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.15 GHz
Graphics max frequency		1.15 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory		64 GB
Processor graphics		Intel® HD Graphics 530
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported		3
Wireless Display (WiDi) support
Graphics image quality
4K resolution support
Max resolution over DisplayPort		4096x2304@60Hz
Max resolution over eDP		4096x2304@60Hz
Max resolution over HDMI 1.4		4096x2304@24Hz
Max resolution over VGA		N / A
Max resolution over WiDi		1080p
Graphics API support
DirectX		12
OpenGL		4.5