Intel Core i7-4810MQ vs Intel Core i7-4578U

Intel Core i7-4810MQ $378
Intel Core i7-4578U $426
4 Cores
8 Threads
2.8GHz Clock
2 Cores
4 Threads
3GHz Clock
Socket
PGA 946
Socket
BGA 1168
iGPU
HD 4600 1300MHz
420 GFLOPS FP32
iGPU
Iris 5100 1200MHz
770 GFLOPS FP32
GB6S 1,105
27%
GB6S 975
24%
GB6M 3,250
12%
CB23S N/A
0%
CB23S N/A
0%
CB23M N/A
0%
CB23M N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Haswell
Architecture
Haswell
Family
Core 4th Gen
Family
Core 4th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Haswell-MB
-
Haswell-4C-GT2
-
-
-
-
-
-
Codename
Haswell-ULT
-
Haswell-2C-GT3
-
-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
2/1/2014
Release Date
7/1/2014
Foundry
Intel
-
-
-
Foundry
Intel
Intel (PCH Die)
-
-
Node
22nm
-
-
-
Node
22nm
22nm (PCH Die)
-
-
Die Size
177 mm²
-
-
-
Die Size
181 mm²
52 mm² (PCH Die)
-
-
Transistor Count
1.4 Billion
-
-
-
Transistor Count
1.3 Billion
-
-
-
4 Cores
-
-
-
2 Cores
-
-
-
8 Threads
-
-
-
4 Threads
-
-
-
-
2.8GHz
3.8GHz 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
-
6MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
4MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
32GB
Max Memory
16GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
800MHz
Transfer Rate
1600MT/s
Clock
800MHz
Transfer Rate
1600MT/s
Bandwidth/Channel
12.8GB/s
Bandwidth
25.6GB/s
Bandwidth/Channel
12.8GB/s
Bandwidth
25.6GB/s
TDP
47W
-
-
-
TDP
28W
-
-
-
Temp
100°C Max
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 3.0 x16 Lanes
PCIe 2.0 x12 Lanes
HD 4600 1300MHz
160 Shaders
1300MHz
420 GFLOPS FP32
Iris 5100 1200MHz
320 Shaders
1200MHz
770 GFLOPS FP32
No NPU
-
No NPU
-
-
-
-
-
-
-
-
-
-
-
No Cellular
No Cellular
Change Comparison