Celeron 2955U vs Celeron N2940
Celeron 2955U
Celeron N2940
|
2 Cores
2 Threads
1.4GHz Clock
|
4 Cores
4 Threads
1.83GHz Clock
|
|
Socket
BGA 1168
|
Socket
BGA 1170
|
|
iGPU
HD 1000MHz Gen 7
|
iGPU
HD 854MHz Gen 7
|
|
GB6S 265
7%
|
GB6S 165
4%
|
|
GB6M 455
2%
|
GB6M 500
2%
|
|
CB23S - N/A
0%
|
CB23S - N/A
0%
|
|
CB23M - N/A
0%
|
CB23M - N/A
0%
|
|
Manufacturer
Intel
|
Manufacturer
Intel
|
|
Architecture
Haswell
|
Architecture
Silvermont
|
|
Family
Celeron
|
Family
Celeron
|
|
Instruction Set (ISA)
x86-64
|
Instruction Set (ISA)
x86-64
|
|
Codename
Haswell-ULT
-
Haswell-2C-GT2
-
-
-
-
-
-
|
Codename
Bay Trail-M
Valleyview
-
-
-
-
-
-
-
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
9/1/2013
|
Release Date
7/1/2014
|
|
Foundry
Intel
Intel (PCH Die)
-
-
|
Foundry
Intel
-
-
-
|
|
Node
22nm
22nm (PCH Die)
-
-
|
Node
22nm
-
-
-
|
|
Die Size
131 mm²
52 mm² (PCH Die)
-
-
|
Die Size
105 mm²
-
-
-
|
|
Transistor Count
960 Million
-
-
-
|
Transistor Count
830 Million
-
-
-
|
|
2 Cores
-
-
-
|
4 Cores
-
-
-
|
|
2 Threads
-
-
-
|
4 Threads
-
-
-
|
|
-
1.4GHz
-
-
|
-
1.83GHz
2.3GHz Boost
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
Overclocking
Locked
-
-
-
|
Overclocking
Locked
-
-
-
|
|
Type
DMI
|
Integrated Chipset
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Transfer Rate
5GT/s
|
-
-
|
|
-
-
|
-
-
|
|
Lanes
4
|
-
-
|
|
Bandwidth
2.5GB/s
|
-
-
|
|
Bi-directional
5GB/s
|
-
-
|
|
L0 Instruction
-
-
|
L0 Instruction
-
-
|
|
L0 Data
-
-
|
L0 Data
-
-
|
|
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
|
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
|
|
L1 Data
32KB/Core
8-way set associative
-
-
-
-
|
L1 Data
24KB/Core
6-way set associative
-
-
-
-
|
|
L2
256KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
|
L2
-
-
2MB Shared
16-way set associative
-
-
-
-
-
-
-
-
|
|
L3
-
2MB Shared
-
8-way set associative
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
-
|
|
-
-
-
-
|
-
-
-
-
|
|
Channels
2
|
Channels
2
|
|
Max Memory
16GB
16GB
|
Max Memory
8GB
|
|
ECC
Not Supported
|
ECC
Not Supported
|
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
Bus Width/Channel
32Bit
Bus Width
64Bit
|
|
Clock
800MHz
800MHz
Transfer Rate
1600MT/s
1600MT/s
|
Clock
667MHz
Transfer Rate
1333MT/s
|
|
Bandwidth/Channel
12.8GB/s
12.8GB/s
Bandwidth
25.6GB/s
25.6GB/s
|
Bandwidth/Channel
5.3GB/s
Bandwidth
10.7GB/s
|
|
TDP
15W
-
-
-
|
TDP
7.5W
5W cTDP Down
-
-
|
|
Temp
100°C Max
-
|
-
-
-
|
|
Included Cooler
Not Included
|
Included Cooler
Not Included
|
|
PCIe 2.0 x10 Lanes
|
PCIe 2.0 x4 Lanes
|
|
HD 1000MHz Gen 7
80 Shaders
1000MHz
|
HD 854MHz Gen 7
32 Shaders
854MHz
|
|
No NPU
-
|
No NPU
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
No Cellular
|
No Cellular
|
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