Intel Core i7-6700K vs Intel Core i7-920

Comparative analysis of Intel Core i7-6700K and Intel Core i7-920 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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), 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 Core i7-6700K

Intel Core i7-920

Differences

Reasons to consider the Intel Core i7-6700K

CPU is newer: launch date 6 year(s) 9 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 43% higher clock speed: 4.20 GHz vs 2.93 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
2.7x more maximum memory size: 64 GB vs 24 GB
Around 43% lower typical power consumption: 91 Watt vs 130 Watt
2.1x better performance in PassMark - Single thread mark: 2504 vs 1213
3.1x better performance in PassMark - CPU mark: 8939 vs 2846
2.4x better performance in Geekbench 4 - Single Core: 1148 vs 469
2.4x better performance in Geekbench 4 - Multi-Core: 4458 vs 1855
Around 45% better performance in 3DMark Fire Strike - Physics Score: 3231 vs 2227
7.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 6.186 vs 0.873
2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 101.6 vs 50.388
2.5x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.743 vs 0.3
Around 84% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.939 vs 1.595
Around 84% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 7.351 vs 4

Specifications (specs)
Launch date	5 August 2015 vs November 2008
Unlocked	Unlocked vs Locked
Maximum frequency	4.20 GHz vs 2.93 GHz
Manufacturing process technology	14 nm vs 45 nm
Maximum memory size	64 GB vs 24 GB
Thermal Design Power (TDP)	91 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	2504 vs 1213
PassMark - CPU mark	8939 vs 2846
Geekbench 4 - Single Core	1148 vs 469
Geekbench 4 - Multi-Core	4458 vs 1855
3DMark Fire Strike - Physics Score	3231 vs 2227
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	6.186 vs 0.873
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	101.6 vs 50.388
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.743 vs 0.3
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.939 vs 1.595
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	7.351 vs 4

Reasons to consider the Intel Core i7-920

Around 6% higher maximum core temperature: 67.9°C vs 64°C

Maximum core temperature	67.9°C vs 64°C

Compare benchmarks

CPU 1: Intel Core i7-6700K
CPU 2: Intel Core i7-920

PassMark - Single thread mark

CPU 1

CPU 2

2504

1213

PassMark - CPU mark

CPU 1

CPU 2

8939

2846

Geekbench 4 - Single Core

CPU 1

CPU 2

1148

469

Geekbench 4 - Multi-Core

CPU 1

CPU 2

4458

1855

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

3231

2227

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

6.186

0.873

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

CPU 1

CPU 2

101.6

50.388

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

CPU 1

CPU 2

0.743

0.3

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

2.939

1.595

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

7.351

Name	Intel Core i7-6700K	Intel Core i7-920
PassMark - Single thread mark	2504	1213
PassMark - CPU mark	8939	2846
Geekbench 4 - Single Core	1148	469
Geekbench 4 - Multi-Core	4458	1855
3DMark Fire Strike - Physics Score	3231	2227
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	6.186	0.873
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	101.6	50.388
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.743	0.3
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.939	1.595
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	7.351	4
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 Core i7-6700K	Intel Core i7-920
Essentials
Architecture codename	Skylake	Bloomfield
Launch date	5 August 2015	November 2008
Launch price (MSRP)	$339	$340
Place in performance rating	1343	2773
Price now	$316.99	$174
Processor Number	i7-6700K	i7-920
Series	6th Generation Intel® Core™ i7 Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	10.33	8.34
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	4.00 GHz	2.66 GHz
Bus Speed	8 GT/s DMI3	4.8 GT/s QPI
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	14 nm	45 nm
Maximum case temperature (TCase)	72 °C
Maximum core temperature	64°C	67.9°C
Maximum frequency	4.20 GHz	2.93 GHz
Number of cores	4	4
Number of QPI Links	0	1
Number of threads	8	8
Unlocked
Die size		263 mm2
Front-side bus (FSB)		1333 MHz
Transistor count		731 million
VID voltage range		0.800V-1.375V
Memory
Max memory channels	2	3
Maximum memory bandwidth	34.1 GB/s	25.6 GB/s
Maximum memory size	64 GB	24 GB
Supported memory types	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V	DDR3 800/1066
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
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	42.5mm x 45.0mm
Sockets supported	FCLGA1151	FCLGA1366
Thermal Design Power (TDP)	91 Watt	130 Watt
Thermal Solution	PCG 2015D (130W)
Peripherals
Max number of PCIe lanes	16
PCI Express revision	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
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Demand Based Switching
Physical Address Extensions (PAE)		36-bit
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)