Core i7-6660U vs Core i7-5950HQ

Core i7-6660U
Core i7-5950HQ
2 Cores
4 Threads
2.4GHz Clock
4 Cores
8 Threads
2.9GHz Clock
Socket
BGA 1356
Socket
BGA 1364
iGPU
Iris 540 1050MHz
iGPU
Iris Pro 6200 1150MHz
GB6S 1,070
28%
GB6S 1,240
33%
GB6M 2,175
9%
GB6M 3,600
15%
CB23S - N/A
0%
CB23S - N/A
0%
CB23M - N/A
0%
CB23M - N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Skylake
Architecture
Broadwell
Family
Core 6th Gen
Family
Core 5th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Skylake-U
-
Skylake-2C-GT3
-
-
-
-
-
-
Codename
Broadwell-H
-
Broadwell-4C-GT3
-
-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/24/2016
Release Date
6/1/2015
Foundry
Intel
Intel (PCH Die)
Intel (eDRAM Die)
-
Foundry
Intel
Intel (eDRAM Die)
-
-
Node
14nm
22nm (PCH Die)
22nm (eDRAM Die)
-
Node
14nm
22nm (eDRAM Die)
-
-
Die Size
148 mm²
50 mm² (PCH Die)
42 mm² (eDRAM Die)
-
Die Size
182 mm²
77 mm² (eDRAM Die)
-
-
Transistor Count
2.5 Billion
-
-
-
Transistor Count
2.7 Billion
-
-
-
2 Cores
-
-
-
4 Cores
-
-
-
4 Threads
-
-
-
8 Threads
-
-
-
-
2.4GHz
3.4GHz Boost
-
-
2.9GHz
3.7GHz Boost
-
-
-
-
-
-
-
-
-
-
-
-
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Type
OPI
Type
DMI
-
-
-
-
-
-
-
-
Transfer Rate
4GT/s
Transfer Rate
5GT/s
-
-
-
-
Lanes
4
Lanes
4
Bandwidth
2GB/s
Bandwidth
2.5GB/s
Bi-directional
4GB/s
Bi-directional
5GB/s
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
L1 Data
32KB/Core
8-way set associative
-
-
-
-
L1 Data
32KB/Core
8-way set associative
-
-
-
-
L2
256KB/Core
4-way set associative
-
-
-
-
-
-
-
-
-
-
L2
256KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
4MB Shared
-
16-way set associative
-
-
-
-
-
L3
-
6MB Shared
-
12-way set associative
-
-
-
-
-
L4
64MB Shared
-
-
L4
128MB Shared
-
-
Channels
2
Channels
2
Max Memory
64GB
Max Memory
32GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
1067MHz
Transfer Rate
2133MT/s
Clock
933MHz
Transfer Rate
1866MT/s
Bandwidth/Channel
17.1GB/s
Bandwidth
34.1GB/s
Bandwidth/Channel
14.9GB/s
Bandwidth
29.9GB/s
TDP
15W
10W cTDP Down
-
-
TDP
47W
-
-
-
Temp
100°C Max
-
Temp
105°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 3.0 x12 Lanes
PCIe 2.0 x16 Lanes
Iris 540 1050MHz
384 Shaders
1050MHz
Iris Pro 6200 1150MHz
384 Shaders
1150MHz
No NPU
-
No NPU
-
-
-
-
-
-
-
-
-
-
-
-
-
No Cellular
No Cellular
Change Results