Intel Core i9-11900KB vs Intel Core i5-6685R

Intel Core i9-11900KB $539
Intel Core i5-6685R $288
8 Cores
16 Threads
3.3GHz Clock
4 Cores
4 Threads
3.2GHz Clock
Socket
BGA 1787
Socket
BGA 1440
iGPU
UHD 32EU 1450MHz Gen 12
740 GFLOPS FP32
iGPU
Iris Pro 580 1150MHz
1.33 TFLOPS FP32
GB6S 1,240
31%
GB6M 3,350
13%
CB23S 1,665
64%
CB23S N/A
0%
CB23M 12,265
28%
CB23M N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Tiger Lake
Architecture
Skylake
Family
Core 11th Gen
Family
Core 6th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Tiger Lake-B
-
Tiger Lake-8C
-
Willow Cove
-
-
-
-
Codename
Skylake-S
-
Skylake-4C-GT4
-
-
-
-
-
-
Market Segment
Desktop
Market Segment
Desktop
Release Date
6/11/2021
Release Date
5/3/2016
Foundry
Intel
-
-
-
Foundry
Intel
Intel (eDRAM Die)
-
-
Node
10nm SuperFin
-
-
-
Node
14nm
22nm (eDRAM Die)
-
-
Die Size
190 mm²
-
-
-
Die Size
184 mm²
77 mm² (eDRAM Die)
-
-
Transistor Count
12.4 Billion
-
-
-
Transistor Count
3.2 Billion
-
-
-
8 Cores
-
-
-
4 Cores
-
-
-
16 Threads
-
-
-
4 Threads
-
-
-
-
3.3GHz
4.9GHz Boost
-
-
3.2GHz
3.8GHz Boost
-
-
-
-
-
-
-
-
-
-
-
-
-
Overclocking
Unlocked
-
-
-
Overclocking
Locked
-
-
-
Type
DMI
Type
DMI
-
-
-
-
-
-
-
-
Transfer Rate
8GT/s
Transfer Rate
8GT/s
-
-
-
-
Lanes
8
Lanes
4
Bandwidth
8GB/s
Bandwidth
4GB/s
Bi-directional
16GB/s
Bi-directional
8GB/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
48KB/Core
12-way set associative
-
-
-
-
L1 Data
32KB/Core
8-way set associative
-
-
-
-
L2
1280KB/Core
20-way set associative
-
-
-
-
-
-
-
-
-
-
L2
256KB/Core
4-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
6MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
L4
128MB Shared
-
-
Channels
2
Channels
2
Max Memory
128GB
Max Memory
64GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
1600MHz
Transfer Rate
3200MT/s
Clock
1067MHz
Transfer Rate
2133MT/s
Bandwidth/Channel
25.6GB/s
Bandwidth
51.2GB/s
Bandwidth/Channel
17.1GB/s
Bandwidth
34.1GB/s
TDP
65W
55W cTDP Down
-
-
TDP
65W
-
-
-
Temp
100°C Max
-
Temp
-
71°C TCase
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 4.0 x20 Lanes
PCIe 3.0 x16 Lanes
UHD 32EU 1450MHz Gen 12
256 Shaders
1450MHz
740 GFLOPS FP32
Iris Pro 580 1150MHz
576 Shaders
1150MHz
1.33 TFLOPS FP32
GNA 2.0
No NPU
-
-
-
-
-
-
-
-
-
-
-
No Cellular
No Cellular
Change Comparison