Core i7-3940XM vs Core i7-4930MX

Core i7-3940XM
Core i7-4930MX
4 Cores
8 Threads
3GHz Clock
4 Cores
8 Threads
3GHz Clock
Socket
PGA 988
Socket
PGA 946
iGPU
HD 4000 1350MHz
iGPU
HD 4600 1350MHz
GB6S 640
17%
GB6S 1,180
31%
GB6M 2,105
9%
GB6M 3,440
14%
CB23S - N/A
0%
CB23S - N/A
0%
CB23M - N/A
0%
CB23M - N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Ivy Bridge
Architecture
Haswell
Family
Core 3rd Gen
Family
Core 4th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Ivy Bridge
Ivy Bridge-HE-4
Ivy Bridge-4C-GT2
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-
-
-
-
-
Codename
Haswell-MB
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Haswell-4C-GT2
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-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
9/1/2012
Release Date
6/1/2013
Foundry
Intel
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-
-
Foundry
Intel
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-
-
Node
22nm
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-
-
Node
22nm
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-
-
Die Size
160 mm²
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-
-
Die Size
177 mm²
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-
-
Transistor Count
1.4 Billion
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-
-
Transistor Count
1.4 Billion
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-
-
4 Cores
-
-
-
4 Cores
-
-
-
8 Threads
-
-
-
8 Threads
-
-
-
-
3GHz
3.9GHz Boost
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-
3GHz
3.9GHz Boost
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-
-
-
-
-
-
-
-
-
-
-
-
Overclocking
Locked
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-
-
Overclocking
Locked
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-
-
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
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-
-
-
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
-
8MB Shared
-
16-way set associative
-
-
-
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-
-
-
-
-
-
-
-
-
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
55W
-
-
-
TDP
57W
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-
-
Temp
105°C Max
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Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 3.0 x16 Lanes
PCIe 3.0 x16 Lanes
HD 4000 1350MHz
128 Shaders
1350MHz
HD 4600 1350MHz
160 Shaders
1350MHz
No NPU
-
No NPU
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-
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-
-
-
-
-
-
-
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No Cellular
No Cellular
Change Results