Intel Core i7-6800K vs Intel Core i7-980

Comparative analysis of Intel Core i7-6800K and Intel Core i7-980 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 i7-6800K

Intel Core i7-980

Differences

Reasons to consider the Intel Core i7-6800K

CPU is newer: launch date 4 year(s) 10 month(s) later
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 32 nm
Around 25% more L3 cache; more data can be stored in the L3 cache for quick access later
5.3x more maximum memory size: 128 GB vs 24 GB
Around 48% better performance in PassMark - Single thread mark: 2271 vs 1539
Around 55% better performance in PassMark - CPU mark: 10765 vs 6926
Around 20% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.985 vs 0.821
Around 10% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 3.774 vs 3.445

Specifications (specs)
Launch date	May 2016 vs June 2011
Unlocked	Unlocked vs Locked
Manufacturing process technology	14 nm vs 32 nm
L3 cache	15360 KB (shared) vs 12288 KB (shared)
Maximum memory size	128 GB vs 24 GB
Benchmarks
PassMark - Single thread mark	2271 vs 1539
PassMark - CPU mark	10765 vs 6926
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.985 vs 0.821
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.774 vs 3.445

Reasons to consider the Intel Core i7-980

2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 8% lower typical power consumption: 130 Watt vs 140 Watt
2.5x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 18.942 vs 7.629
Around 25% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 111.484 vs 89.35
Around 95% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 19.686 vs 10.121

Specifications (specs)
L1 cache	64 KB (per core) vs 32 KB (per core)
Thermal Design Power (TDP)	130 Watt vs 140 Watt
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	18.942 vs 7.629
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	111.484 vs 89.35
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	19.686 vs 10.121

Compare benchmarks

CPU 1: Intel Core i7-6800K
CPU 2: Intel Core i7-980

PassMark - Single thread mark

CPU 1

CPU 2

2271

1539

PassMark - CPU mark

CPU 1

CPU 2

10765

6926

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

7.629

18.942

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

CPU 1

CPU 2

89.35

111.484

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

CPU 1

CPU 2

0.985

0.821

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

3.774

3.445

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

10.121

19.686

Name	Intel Core i7-6800K	Intel Core i7-980
PassMark - Single thread mark	2271	1539
PassMark - CPU mark	10765	6926
Geekbench 4 - Single Core	918
Geekbench 4 - Multi-Core	5410
3DMark Fire Strike - Physics Score	3686
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	7.629	18.942
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	89.35	111.484
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.985	0.821
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.774	3.445
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	10.121	19.686

Compare specifications (specs)

	Intel Core i7-6800K	Intel Core i7-980
Essentials
Architecture codename	Broadwell E	Gulftown
Launch date	May 2016	June 2011
Launch price (MSRP)	$345	$1,109
Place in performance rating	1825	1835
Price now	$419.99	$198.99
Processor Number	i7-6800K	i7-980
Series	Intel® Core™ X-series Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	9.53	12.83
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.40 GHz	3.33 GHz
L1 cache	32 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	15360 KB (shared)	12288 KB (shared)
Manufacturing process technology	14 nm	32 nm
Maximum case temperature (TCase)	72 °C
Maximum frequency	3.60 GHz	3.60 GHz
Number of cores	6	6
Number of threads	12	12
Unlocked
Bus Speed		4.8 GT/s QPI
Die size		239 mm2
Maximum core temperature		68.8°C
Number of QPI Links		1
Transistor count		1170 million
VID voltage range		0.800V-1.300V
Memory
Max memory channels	4	3
Maximum memory size	128 GB	24 GB
Supported memory types	DDR4 2400/2133	DDR3 1066
Graphics
Processor graphics	None
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA2011-3	FCLGA1366
Thermal Design Power (TDP)	140 Watt	130 Watt
Package Size		45mm x 42.5mm
Peripherals
Max number of PCIe lanes	28
PCI Express revision	3.0
Scalability	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Smart Response technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Turbo Boost Max 3.0
Instruction set extensions		Intel® SSE4.2
Intel® Demand Based Switching
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)