Intel Core i7-5650U vs Intel Core i7-4578U
Intel Core i7-5650U
$426
Intel Core i7-4578U
$426
|
2 Cores
4 Threads
2.2GHz Clock
|
2 Cores
4 Threads
3GHz Clock
|
|
Socket
BGA 1168
|
Socket
BGA 1168
|
|
iGPU
HD 6000 1000MHz
770 GFLOPS FP32
|
iGPU
Iris 5100 1200MHz
770 GFLOPS FP32
|
GB6 Single-Core
|
|
Core i7-5650U - GB6S 980
x1.01
Core i7-4578U - GB6S 975
x1
GB6 Multi-Core
|
|
Core i7-5650U - GB6M 1,880
x1
Core i7-4578U - GB6M 1,890
x1.01
|
|
Core i7-5650U - 29.9GB/s
x1.17
Core i7-4578U - 25.6GB/s
x1
|
|
Core i7-5650U - 15W
x1
Core i7-4578U - 28W
x1.87
|
|
Core i7-5650U - 770 GFLOPS FP32
x1
Core i7-4578U - 770 GFLOPS FP32
x1
|
GB6S 980
24%
|
GB6S 975
24%
|
|
GB6M 1,880
7%
|
GB6M 1,890
7%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
Manufacturer
Intel
|
Manufacturer
Intel
|
|
Architecture
Broadwell
|
Architecture
Haswell
|
|
Family
Core 5th Gen
|
Family
Core 4th Gen
|
|
Instruction Set (ISA)
x86-64
|
Instruction Set (ISA)
x86-64
|
|
Codename
Broadwell-U
Broadwell-2C-GT3
|
Codename
Haswell-ULT
Haswell-2C-GT3
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
1/1/2015
|
Release Date
7/1/2014
|
|
Foundry
Intel
Intel (PCH Die)
|
Foundry
Intel
Intel (PCH Die)
|
|
Node
14nm
22nm (PCH Die)
|
Node
22nm
22nm (PCH Die)
|
|
Die Size
133 mm²
52 mm² (PCH Die)
|
Die Size
181 mm²
52 mm² (PCH Die)
|
|
Transistor Count
1.9 Billion
|
Transistor Count
1.3 Billion
|
|
2 Cores
|
2 Cores
|
|
4 Threads
|
4 Threads
|
|
2.2GHz
3.2GHz Boost
|
3GHz
3.5GHz Boost
|
|
Overclocking
Locked
|
Overclocking
Locked
|
|
Type
DMI
|
Type
DMI
|
|
Transfer Rate
5GT/s
|
Transfer Rate
5GT/s
|
|
Lanes
4
|
Lanes
4
|
|
Bandwidth
2.5GB/s
|
Bandwidth
2.5GB/s
|
|
Bi-directional
5GB/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
8-way set associative
|
L2
256KB/Core
8-way set associative
|
|
L3
4MB Shared
16-way set associative
|
L3
4MB Shared
16-way set associative
|
|
Channels
2
|
Channels
2
|
|
Max Memory
16GB
16GB
|
Max Memory
16GB
16GB
|
|
ECC
Not Supported
|
ECC
Not Supported
|
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
|
Clock
933MHz
933MHz
Transfer Rate
1866MT/s
1866MT/s
|
Clock
800MHz
800MHz
Transfer Rate
1600MT/s
1600MT/s
|
|
Bandwidth/Channel
14.9GB/s
14.9GB/s
Bandwidth
29.9GB/s
29.9GB/s
|
Bandwidth/Channel
12.8GB/s
12.8GB/s
Bandwidth
25.6GB/s
25.6GB/s
|
|
TDP
15W
|
TDP
28W
|
|
Temp
105°C Max
|
Temp
100°C Max
|
|
Included Cooler
|
Included Cooler
|
|
PCIe 2.0 x12 Lanes
|
PCIe 2.0 x12 Lanes
|
|
HD 6000 1000MHz
384 Shaders
1000MHz
770 GFLOPS FP32
|
Iris 5100 1200MHz
320 Shaders
1200MHz
770 GFLOPS FP32
|
|
No NPU
|
No NPU
|
|
No Cellular
|
No Cellular
|
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