Core i9-12900K vs Core i9-11900
Core i9-12900K
$500
Core i9-11900
|
16 Cores
24 Threads
3.2GHz Clock
|
8 Cores
16 Threads
2.5GHz Clock
|
|
Socket
LGA 1700
|
Socket
LGA 1200
|
|
iGPU
UHD 770 1550MHz
|
iGPU
UHD 750 1300MHz
|
|
GB6S 2,660
71%
|
GB6S 2,250
60%
|
|
GB6M 15,550
65%
|
GB6M 9,100
38%
|
|
CB23S 2,030
87%
|
CB23S 1,495
64%
|
|
CB23M 27,780
67%
|
CB23M 13,360
32%
|
|
Manufacturer
Intel
|
Manufacturer
Intel
|
|
Architecture
Alder Lake
|
Architecture
Rocket Lake
|
|
Family
Core 12th Gen
|
Family
Core 11th Gen
|
|
Instruction Set (ISA)
x86-64
|
Instruction Set (ISA)
x86-64
|
|
Codename
Alder Lake-S
-
Alder Lake-8P-8E
P-Core
Golden Cove
-
-
E-Core
Gracemont
|
Codename
Rocket Lake-S
-
-
-
Cypress Cove
-
-
-
-
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
11/4/2021
|
Release Date
3/16/2021
|
|
Foundry
Intel
-
-
-
|
Foundry
Intel
-
-
-
|
|
Node
Intel 7
-
-
-
|
Node
14nm++++
-
-
-
|
|
Die Size
202 mm²
-
-
-
|
Die Size
276 mm²
-
-
-
|
|
Transistor Count
14.6 Billion
-
-
-
|
Transistor Count
6.9 Billion
-
-
-
|
|
16 Cores
8 P-Cores
-
8 E-Cores
|
8 Cores
-
-
-
|
|
24 Threads
16 P-Threads
-
8 E-Threads
|
16 Threads
-
-
-
|
|
P-Core
3.2GHz
5.2GHz Boost
-
|
-
2.5GHz
5.1GHz Boost
-
|
|
-
-
-
|
-
-
-
|
|
E-Core
2.4GHz
3.9GHz Boost
|
-
-
-
|
|
Overclocking
Unlocked
-
-
-
|
Overclocking
Locked
-
-
-
|
|
Type
DMI
|
Type
DMI
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Transfer Rate
16GT/s
|
Transfer Rate
8GT/s
|
|
-
-
|
-
-
|
|
Lanes
8
|
Lanes
8
|
|
Bandwidth
16GB/s
|
Bandwidth
8GB/s
|
|
Bi-directional
32GB/s
|
Bi-directional
16GB/s
|
|
L0 Instruction
-
-
|
L0 Instruction
-
-
|
|
L0 Data
-
-
|
L0 Data
-
-
|
|
L1 Instruction
32KB/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
|
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
|
|
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
|
L1 Data
48KB/Core
12-way set associative
-
-
-
-
|
|
L2
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
|
L2
512KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
|
|
L3
-
30MB Shared
-
12-way set associative
-
-
-
-
-
|
L3
-
16MB Shared
-
16-way set associative
-
-
-
-
-
|
|
-
-
-
-
|
-
-
-
-
|
|
Channels
2
|
Channels
2
|
|
Max Memory
128GB
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
2400MHz
1600MHz
Transfer Rate
4800MT/s
3200MT/s
|
Clock
1600MHz
Transfer Rate
3200MT/s
|
|
Bandwidth/Channel
38.4GB/s
25.6GB/s
Bandwidth
76.8GB/s
51.2GB/s
|
Bandwidth/Channel
25.6GB/s
Bandwidth
51.2GB/s
|
|
TDP
125W
-
-
241W Peak
|
TDP
65W
-
-
-
|
|
Temp
100°C Max
-
|
Temp
100°C Max
-
|
|
Included Cooler
Not Included
|
Included Cooler
Stock Cooler 1200
|
|
PCIe 5.0 x16 Lanes
PCIe 4.0 x4 Lanes
|
PCIe 4.0 x20 Lanes
|
|
UHD 770 1550MHz
256 Shaders
1550MHz
|
UHD 750 1300MHz
256 Shaders
1300MHz
|
|
GNA 3.0
|
GNA 2.0
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
No Cellular
|
No Cellular
|
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