Core i7-2920XM vs Core i7-940XM

Core i7-2920XM
Core i7-940XM
4 Cores
8 Threads
2.5GHz Clock
4 Cores
8 Threads
2.13GHz Clock
Socket
PGA 988
Socket
PGA 988
iGPU
HD 3000 1300MHz
iGPU
No GPU
GB6S 580
15%
GB6S 375
10%
GB6M 1,800
8%
GB6M 1,080
5%
CB23S - N/A
0%
CB23S - N/A
0%
CB23M - N/A
0%
CB23M - N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Sandy Bridge
Architecture
Nehalem
Family
Core 2nd Gen
Family
Core 1st Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Sandy Bridge
Sandy Bridge-HE-4
Sandy Bridge-4C-GT2
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Codename
Clarksfield
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Market Segment
Laptop
Market Segment
Laptop
Release Date
1/1/2011
Release Date
6/1/2010
Foundry
Intel
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Foundry
Intel
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Node
32nm
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Node
45nm
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Die Size
216 mm²
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Die Size
296 mm²
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Transistor Count
1.2 Billion
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Transistor Count
774 Million
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4 Cores
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4 Cores
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8 Threads
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8 Threads
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2.5GHz
3.5GHz Boost
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2.13GHz
3.3GHz Boost
16x Multiplier
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Overclocking
Locked
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Overclocking
Locked
Voltage
0.65V Min
1.4V Max
Type
DMI
Type
DMI
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Transfer Rate
5GT/s
Transfer Rate
2.5GT/s
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Lanes
4
Lanes
4
Bandwidth
2.5GB/s
Bandwidth
1.25GB/s
Bi-directional
5GB/s
Bi-directional
2.5GB/s
L0 Instruction
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L0 Instruction
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L0 Data
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L0 Data
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L1 Instruction
32KB/Core
8-way set associative
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L1 Instruction
32KB/Core
4-way set associative
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L1 Data
32KB/Core
8-way set associative
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L1 Data
32KB/Core
8-way set associative
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L2
256KB/Core
8-way set associative
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L2
256KB/Core
8-way set associative
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L3
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8MB Shared
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16-way set associative
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L3
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8MB Shared
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16-way set associative
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Channels
2
Channels
2
Max Memory
32GB
Max Memory
8GB
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
667MHz
Transfer Rate
1333MT/s
Bandwidth/Channel
12.8GB/s
Bandwidth
25.6GB/s
Bandwidth/Channel
10.7GB/s
Bandwidth
21.3GB/s
TDP
55W
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TDP
55W
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Temp
100°C Max
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Temp
100°C Max
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Included Cooler
Not Included
Included Cooler
Not Included
PCIe 2.0 x16 Lanes
PCIe 2.0 x16 Lanes
HD 3000 1300MHz
96 Shaders
1300MHz
No GPU
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No NPU
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No NPU
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No Cellular
No Cellular
Change Results