Intel Core i7-660UE vs Intel Core i7-620LM

Intel Core i7-660UE $301
Intel Core i7-620LM $300
2 Cores
4 Threads
1.33GHz Clock
2 Cores
4 Threads
2GHz Clock
Socket
BGA 1288
Socket
BGA 1288
iGPU
HD 500MHz Gen 5
100 GFLOPS FP32
iGPU
HD 566MHz Gen 5
110 GFLOPS FP32

GB6 Single-Core

  • 15% slower vs Core i7-620LM
  • 17% faster vs Core i7-660UE
Core i7-660UE - GB6S 320
x1
Core i7-620LM - GB6S 375
x1.17

GB6 Multi-Core

  • 24% slower vs Core i7-620LM
  • 32% faster vs Core i7-660UE
Core i7-660UE - GB6M 500
x1
Core i7-620LM - GB6M 660
x1.32
  • 25% slower vs Core i7-620LM
  • 34% faster vs Core i7-660UE
Core i7-660UE - 12.8GB/s
x1
Core i7-620LM - 17.1GB/s
x1.34
  • 28% lower vs Core i7-620LM
  • 39% higher vs Core i7-660UE
Core i7-660UE - 18W
x1
Core i7-620LM - 25W
x1.39
  • 9% slower vs Core i7-620LM
  • 10% faster vs Core i7-660UE
Core i7-660UE - 100 GFLOPS FP32
x1
Core i7-620LM - 110 GFLOPS FP32
x1.1
GB6S 320
8%
GB6M 500
2%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Westmere
Architecture
Westmere
Family
Core 1st Gen
Family
Core 1st Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Arrandale
Codename
Arrandale
Market Segment
Laptop
Market Segment
Laptop
Release Date
8/1/2010
Release Date
1/1/2010
Foundry
Intel
Intel (iGPU Die)
Foundry
Intel
Intel (iGPU Die)
Node
32nm
45nm (iGPU Die)
Node
32nm
45nm (iGPU Die)
Die Size
81 mm²
114 mm² (iGPU Die)
Die Size
81 mm²
114 mm² (iGPU Die)
Transistor Count
382 Million
177 Million (iGPU Die)
Transistor Count
382 Million
177 Million (iGPU Die)
2 Cores
2 Cores
4 Threads
4 Threads
1.33GHz
2.4GHz Boost
10x Multiplier
2GHz
2.8GHz Boost
15x Multiplier
Overclocking
Locked
Voltage
0.73V Min
1.4V Max
Overclocking
Locked
Voltage
0.75V Min
1.4V Max
Type
DMI
Type
DMI
Transfer Rate
2.5GT/s
Transfer Rate
2.5GT/s
Lanes
4
Lanes
4
Bandwidth
1.25GB/s
Bandwidth
1.25GB/s
Bi-directional
2.5GB/s
Bi-directional
2.5GB/s
L1 Instruction
32KB/Core
4-way set associative
L1 Instruction
32KB/Core
4-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
8GB
Max Memory
8GB
ECC
Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
400MHz
Transfer Rate
800MT/s
Clock
533MHz
Transfer Rate
1066MT/s
Bandwidth/Channel
6.4GB/s
Bandwidth
12.8GB/s
Bandwidth/Channel
8.5GB/s
Bandwidth
17.1GB/s
TDP
18W
TDP
25W
Temp
105°C Max
Temp
105°C Max
PCIe 2.0 x16 Lanes
PCIe 2.0 x16 Lanes
HD 500MHz Gen 5
96 Shaders
500MHz
100 GFLOPS FP32
HD 566MHz Gen 5
96 Shaders
566MHz
110 GFLOPS FP32
No NPU
No NPU
No Cellular
No Cellular
Change Comparison