CPUs

AMD Athlon II X4 640 Zosma vs Intel Pentium 1403 Full Specs

4 Cores
4 Threads
3GHz
2 Cores
2 Threads
2.6GHz
TDP
95W
TDP
80W
Bandwidth
34.1GB/s
DDR3
Bandwidth
25.6GB/s
DDR3
iGPU
0
iGPU
0
Socket
Socket

Athlon II X4 640 ZosmaAthlon II X4 640 Zosma326
x1
Pentium 1403Pentium 1403449
x1.38

4 Cores
2 Cores
4 Threads
2 Threads

Base Clock
3GHz
Base Clock
2.6GHz
Overclocking
Locked
Overclocking
Locked

L1i
64KB
L1i
32KB
L1d
64KB
L1d
32KB
L2
512KB
L2
256KB
L3
-
L3
5MB

Type
DDR3
Type
DDR3
Max Memory
32GB
Max Memory
375GB
ECC
No
ECC
Yes
Channels
2
Channels
3
Bus Width
128-bit
Bus Width
192-bit
Speed
2133MT/s
Speed
1066MT/s
Bandwidth
34.1GB/s
Bandwidth
25.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
34.1GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
25.6GB/s

TDP
95W
TDP
80W
Voltage Range
-
Voltage Range
-

Bus Type
HT
Bus Type
QPI
Bus Config
16-bit
Bus Config
16-bit
Bus Speed
4GT/s
Bus Speed
6.4GT/s
Bus Bandwidth
8GB/s
Bus Bandwidth
12.8GB/s

-
PCIe
PCIe 3.0 x24
23.6GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Athlon II 2009 branding
Branding
Pentium 2009 branding
Codename
Zosma
-
-
Codename
Sandy Bridge-E
Sandy Bridge-EP-4Die
Sandy Bridge-EP-4CVariant
Market Segment
Desktop
Market Segment
Server
Release Date
Jul 1, 2011
Release Date
May 14, 2012

Foundry
GlobalFoundries
Foundry
Intel
Fabrication Node
45nm
Fabrication Node
32nm
Die Size
169mm²
Die Size
294mm²
Transistor Count
300 Million
Transistor Count
1.3 Billion
Transistor Density
2 MTr/mm²
Transistor Density
4 MTr/mm²

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