CPUs

AMD Athlon X4 870K vs AMD Athlon X4 940 Full Specs

2 Cores
4 Threads
3.9GHz
2 Cores
4 Threads
3.2GHz
TDP
95W
TDP
65W
Bandwidth
34.1GB/s
DDR4
Bandwidth
38.4GB/s
DDR4
iGPU
0
iGPU
0
Socket
Socket

Athlon X4 870KAthlon X4 870K473
x1
Athlon X4 940Athlon X4 940635
x1.34

2 Cores
2 Cores
4 Threads
4 Threads

Base Clock
3.9GHz
Base Clock
3.2GHz
Boost Clock
4.1GHz
Boost Clock
3.6GHz
Overclocking
Locked
Overclocking
Locked

L1i
96KB
L1i
96KB
L1d
16KB
L1d
32KB
L2
2MB
L2
1MB

Type
DDR4
Type
DDR4
Max Memory
64GB
Max Memory
64GB
ECC
No
ECC
No
Channels
2
Channels
2
Bus Width
128-bit
Bus Width
128-bit
Speed
2133MT/s
Speed
2400MT/s
Bandwidth
34.1GB/s
Bandwidth
38.4GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
34.1GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
38.4GB/s

TDP
95W
TDP
65W

Bus Type
UMI
Bus Type
PCIe
Bus Config
4 lanes
Bus Config
4 lanes
Bus Speed
4GT/s
Bus Speed
8GT/s
Bus Bandwidth
2GB/s
Bus Bandwidth
4GB/s

PCIe
PCIe 3.0 x20
19.7GB/sBandwidth
PCIe
PCIe 3.0 x8
7.9GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Athlon 2013 branding
Branding
Athlon 2017 branding
Codename
Godavari
Codename
Bristol Ridge
Market Segment
Desktop
Market Segment
Desktop
Release Date
Dec 1, 2015
Release Date
Jul 27, 2017

Foundry
GlobalFoundries
Foundry
GlobalFoundries
Fabrication Node
28nm
Fabrication Node
28nm
Die Size
245mm²
Die Size
250mm²
Transistor Count
2.4 Billion
Transistor Count
3.1 Billion
Transistor Density
10 MTr/mm²
Transistor Density
12 MTr/mm²

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