Intel Core i7-4900MQ vs Intel Core i7-3520M

Intel Core i7-4900MQ $568
Intel Core i7-3520M
4 Cores
8 Threads
2.8GHz Clock
2 Cores
4 Threads
2.9GHz Clock
Socket
PGA 946
Socket
PGA 988
iGPU
HD 4600 1300MHz
420 GFLOPS FP32
iGPU
HD 4000 1250MHz
320 GFLOPS FP32
CB23S N/A
0%
CB23S N/A
0%
CB23M N/A
0%
CB23M N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Haswell
Architecture
Ivy Bridge
Family
Core 4th Gen
Family
Core 3rd Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Haswell-MB
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Haswell-4C-GT2
-
-
-
-
-
-
Codename
Ivy Bridge
Ivy Bridge-H-2
Ivy Bridge-2C-GT2
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-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
6/1/2013
Release Date
6/1/2012
Foundry
Intel
-
-
-
Foundry
Intel
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-
-
Node
22nm
-
-
-
Node
22nm
-
-
-
Die Size
177 mm²
-
-
-
Die Size
118 mm²
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-
-
Transistor Count
1.4 Billion
-
-
-
Transistor Count
945 Million
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-
-
4 Cores
-
-
-
2 Cores
-
-
-
8 Threads
-
-
-
4 Threads
-
-
-
-
2.8GHz
3.8GHz Boost
-
-
2.9GHz
3.6GHz Boost
-
-
-
-
-
-
-
-
-
-
-
-
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Type
DMI
Type
DMI
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-
-
-
-
-
-
-
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
-
-
-
-
-
-
-
-
-
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L2
256KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
8MB Shared
-
16-way set associative
-
-
-
-
-
L3
-
4MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
32GB
Max Memory
32GB
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
35W
-
-
-
Temp
100°C Max
-
Temp
105°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 3.0 x16 Lanes
PCIe 3.0 x16 Lanes
HD 4600 1300MHz
160 Shaders
1300MHz
420 GFLOPS FP32
HD 4000 1250MHz
128 Shaders
1250MHz
320 GFLOPS FP32
No NPU
-
No NPU
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-
-
-
-
-
-
-
-
-
-
No Cellular
No Cellular
Change Comparison