CPUs

Intel Core i5-3380M vs Intel Core i7-640M Full Specs

2 Cores
4 Threads
2.9GHz
2 Cores
4 Threads
2.8GHz
TDP
35W
TDP
35W
Bandwidth
25.6GB/s
·
Bandwidth
17.1GB/s
DDR3
iGPU
iGPU
··
320 GFLOPSFP32
··
147.1 GFLOPSFP32
Socket
Socket

2 Cores
2 Cores
4 Threads
4 Threads

Base Clock
2.9GHz
Base Clock
2.8GHz
Boost Clock
3.6GHz
Boost Clock
3.46GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
256KB
L2
256KB
L3
3MB
L3
4MB

Type
·
Type
DDR3
Max Memory
32GB
Max Memory
8GB
ECC
No
ECC
No
Channels
2
Channels
2
Bus Width
128-bit
Bus Width
128-bit
Speed
1600MT/s
Speed
1066MT/s
Bandwidth
25.6GB/s
Bandwidth
17.1GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
25.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
17.1GB/s

TDP
35W
TDP
35W
Max Operating Temp
105°C Max
Max Operating Temp
105°C Max
Voltage Range
-
Voltage Range
-

Bus Type
DMI
Bus Type
DMI
Bus Config
4 lanes
Bus Config
4 lanes
Bus Speed
5GT/s
Bus Speed
2.5GT/s
Bus Bandwidth
2.5GB/s
Bus Bandwidth
1.3GB/s

PCIe
PCIe 3.0 x16
15.8GB/sBandwidth
PCIe
PCIe 2.0 x16
8GB/sBandwidth

iGPU
iGPU
Shaders
128
Shaders
96
Boost Clock
1.25GHz
Boost Clock
766MHz
··
320 GFLOPSFP32
··
147.1 GFLOPSFP32

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Core i5 2011 branding
Branding
Core i7 2009 branding
Codename
Ivy Bridge
Ivy Bridge-H-2Die
Ivy Bridge-2C-GT2Variant
Codename
Arrandale
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
Jan 1, 2013
Release Date
Sep 1, 2010

Foundry
Intel
Foundry
Intel
Other Foundries
-
Other Foundries
InteliGPU
Fabrication Node
22nm
-
Fabrication Node
32nm
45nmiGPU
Die Size
118mm²
-
Die Size
81mm²
114mm²iGPU
Transistor Count
945 Million
-
Transistor Count
382 Million
177 MillioniGPU
Transistor Density
8 MTr/mm²
-
Transistor Density
5 MTr/mm²
2 MTr/mm²iGPU