Intel Core i5-8257U vs Intel Celeron N4000

Intel Core i5-8257U
Intel Celeron N4000 $107
4 Cores
8 Threads
1.4GHz Clock
2 Cores
2 Threads
1.1GHz Clock
Socket
BGA 1528
Socket
BGA 1090
iGPU
Iris Plus 645 1050MHz
810 GFLOPS FP32
iGPU
UHD 600 650MHz
130 GFLOPS FP32
CB23S N/A
0%
CB23S N/A
0%
CB23M N/A
0%
CB23M N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Skylake
Architecture
Goldmont Plus
Family
Core 8th Gen
Family
Celeron
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Coffee Lake-U
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Coffee Lake-4C-GT3
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-
-
-
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Codename
-
-
-
-
-
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-
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Market Segment
Laptop
Market Segment
Laptop
Release Date
4/5/2018
Release Date
12/1/2017
Foundry
Intel
Intel (PCH Die)
Intel (eDRAM Die)
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Foundry
Intel
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-
-
Node
14nm++
14nm (PCH Die)
14nm (eDRAM Die)
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Node
14nm
-
-
-
Die Size
148 mm²
37 mm² (PCH Die)
63 mm² (eDRAM Die)
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Die Size
Unknown
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-
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Transistor Count
2.5 Billion
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-
-
Transistor Count
Unknown
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-
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4 Cores
-
-
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2 Cores
-
-
-
8 Threads
-
-
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2 Threads
-
-
-
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1.4GHz
3.9GHz Boost
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1.1GHz
2.6GHz Boost
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-
-
-
-
-
-
-
-
-
-
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Overclocking
Locked
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-
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Overclocking
Locked
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-
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Type
DMI
Integrated Chipset
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-
-
-
-
-
-
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Transfer Rate
8GT/s
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-
-
-
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Lanes
4
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-
Bandwidth
4GB/s
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-
Bi-directional
8GB/s
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-
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/Core
8-way set associative
-
-
-
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L1 Instruction
32KB/Core
8-way set associative
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-
-
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L1 Data
32KB/Core
8-way set associative
-
-
-
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L1 Data
24KB/Core
6-way set associative
-
-
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L2
256KB/Core
4-way set associative
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-
-
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-
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-
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L2
-
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4MB Shared
16-way set associative
-
-
-
-
-
-
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L3
-
6MB Shared
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16-way set associative
-
-
-
-
-
-
-
-
-
-
-
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L4
128MB Shared
-
-
-
-
-
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Channels
2
Channels
2
Max Memory
64GB
Max Memory
16GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
1333MHz
Transfer Rate
2666MT/s
Clock
1200MHz
Transfer Rate
2400MT/s
Bandwidth/Channel
21.3GB/s
Bandwidth
42.7GB/s
Bandwidth/Channel
19.2GB/s
Bandwidth
38.4GB/s
TDP
15W
-
-
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TDP
6W
5W cTDP Down
-
-
Temp
100°C Max
-
-
-
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 3.0 x16 Lanes
PCIe 2.0 x6 Lanes
Iris Plus 645 1050MHz
384 Shaders
1050MHz
810 GFLOPS FP32
UHD 600 650MHz
96 Shaders
650MHz
130 GFLOPS FP32
No NPU
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No NPU
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No Cellular
No Cellular
Change Comparison