CPUs

Intel Core i7-5820K vs Intel Core i7-5960X Full Specs

6 Cores
12 Threads
3.3GHz
8 Cores
16 Threads
3GHz
TDP
140W
TDP
140W
Bandwidth
68.3GB/s
DDR4
Bandwidth
68.3GB/s
DDR4
iGPU
0
iGPU
0
Socket
Socket

Core i7-5820KCore i7-5820K1,184
x1
Core i7-5960XCore i7-5960X1,342
x1.13

6 Cores
8 Cores
12 Threads
16 Threads

Base Clock
3.3GHz
Base Clock
3GHz
Boost Clock
3.6GHz
Boost Clock
3.5GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
256KB
L2
256KB
L3
15MB
L3
20MB

Type
DDR4
Type
DDR4
Max Memory
64GB
Max Memory
64GB
ECC
No
ECC
No
Channels
4
Channels
4
Bus Width
256-bit
Bus Width
256-bit
Speed
2133MT/s
Speed
2133MT/s
Bandwidth
68.3GB/s
Bandwidth
68.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
68.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
68.3GB/s

TDP
140W
TDP
140W
Included Cooler
0
Included Cooler
0

Bus Type
DMI
Bus Type
DMI
Bus Config
4 lanes
Bus Config
4 lanes
Bus Speed
5GT/s
Bus Speed
5GT/s
Bus Bandwidth
2.5GB/s
Bus Bandwidth
2.5GB/s

PCIe
PCIe 3.0 x28
27.6GB/sBandwidth
PCIe
PCIe 3.0 x40
39.4GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Core i7 2013 branding
Branding
Core i7 Extreme 2013 branding
Codename
Haswell-E
Haswell-E-LCCVariant
Codename
Haswell-E
Haswell-E-LCCVariant
Market Segment
Workstation
Market Segment
Workstation
Release Date
Aug 1, 2014
Release Date
Aug 1, 2014

Foundry
Intel
Foundry
Intel
Fabrication Node
22nm
Fabrication Node
22nm
Die Size
354mm²
Die Size
354mm²
Transistor Count
2.6 Billion
Transistor Count
2.6 Billion
Transistor Density
7 MTr/mm²
Transistor Density
7 MTr/mm²

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