Intel Core i5-10400T vs Intel Core i5-9400F

Intel Core i5-10400T $182
Intel Core i5-9400F $182
6 Cores
12 Threads
2GHz Clock
6 Cores
6 Threads
2.9GHz Clock
Socket
LGA 1200
Socket
LGA 1151
iGPU
UHD 630 1100MHz
420 GFLOPS FP32
iGPU
No GPU
- -

GB6 Single-Core

  • 18% slower vs Core i5-9400F
  • 22% faster vs Core i5-10400T
Core i5-10400T - GB6S 1,150
x1
Core i5-9400F - GB6S 1,400
x1.22

GB6 Multi-Core

  • 15% slower vs Core i5-9400F
  • 17% faster vs Core i5-10400T
Core i5-10400T - GB6M 4,165
x1
Core i5-9400F - GB6M 4,885
x1.17

CB23 Single-Core

  • 5% slower vs Core i5-9400F
  • 6% faster vs Core i5-10400T
Core i5-10400T - CB23S 965
x1
Core i5-9400F - CB23S 1,020
x1.06

CB23 Multi-Core

  • 18% faster vs Core i5-9400F
  • 15% slower vs Core i5-10400T
Core i5-10400T - CB23M 6,590
x1.18
Core i5-9400F - CB23M 5,580
x1
  • Same Performance vs Core i5-9400F
  • Same Performance vs Core i5-10400T
Core i5-10400T - 42.7GB/s
x1
Core i5-9400F - 42.7GB/s
x1
  • 46% lower vs Core i5-9400F
  • 86% higher vs Core i5-10400T
Core i5-10400T - 35W
x1
Core i5-9400F - 65W
x1.86
CB23S 965
37%
CB23S 1,020
39%
CB23M 6,590
15%
CB23M 5,580
13%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Skylake
Architecture
Skylake
Family
Core 10th Gen
Family
Core 9th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Comet Lake-S
Comet Lake-6C
Codename
Coffee Lake-R
Coffee Lake-6C
Market Segment
Desktop
Market Segment
Desktop
Release Date
4/30/2020
Release Date
6/1/2019
Foundry
Intel
Foundry
Intel
Node
14nm+++
Node
14nm++
Die Size
150 mm²
Die Size
150 mm²
Transistor Count
2.5 Billion
Transistor Count
2.5 Billion
6 Cores
6 Cores
12 Threads
6 Threads
2GHz
3.6GHz Boost
2.9GHz
4.1GHz Boost
Overclocking
Locked
Overclocking
Locked
Type
DMI
Type
DMI
Transfer Rate
8GT/s
Transfer Rate
8GT/s
Lanes
4
Lanes
4
Bandwidth
4GB/s
Bandwidth
4GB/s
Bi-directional
8GB/s
Bi-directional
8GB/s
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
32KB/Core
8-way set associative
L2
256KB/Core
4-way set associative
L2
256KB/Core
4-way set associative
L3
12MB Shared
16-way set associative
L3
9MB Shared
16-way set associative
Channels
2
Channels
2
Max Memory
128GB
Max Memory
128GB
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
1333MHz
Transfer Rate
2666MT/s
Bandwidth/Channel
21.3GB/s
Bandwidth
42.7GB/s
Bandwidth/Channel
21.3GB/s
Bandwidth
42.7GB/s
TDP
35W
25W cTDP Down
TDP
65W
-
Temp
100°C Max
Temp
100°C Max
Included Cooler
Not Included
Included Cooler
Stock Cooler 1200
PCIe 3.0 x16 Lanes
PCIe 3.0 x16 Lanes
UHD 630 1100MHz
192 Shaders
1100MHz
420 GFLOPS FP32
No GPU
-
-
- -
No NPU
No NPU
No Cellular
No Cellular
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