Core i9-12900 vs Core i9-12900KS

Core i9-12900 $480
Core i9-12900KS $619
16 Cores
24 Threads
2.4GHz Clock
16 Cores
24 Threads
3.4GHz Clock
Socket
LGA 1700
Socket
LGA 1700
iGPU
UHD 770 1550MHz
iGPU
UHD 770 1550MHz
GB6S 2,540
67%
GB6S 2,690
71%
GB6M 13,385
56%
GB6M 16,135
67%
CB23S 1,990
85%
CB23S 2,080
89%
CB23M 23,215
56%
CB23M 27,900
68%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Alder Lake
Architecture
Alder Lake
Family
Core 12th Gen
Family
Core 12th 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
Alder Lake-S
-
Alder Lake-8P-8E
P-Core
Golden Cove
-
-
E-Core
Gracemont
Market Segment
Desktop
Market Segment
Desktop
Release Date
1/18/2022
Release Date
4/5/2022
Foundry
Intel
-
-
-
Foundry
Intel
-
-
-
Node
Intel 7
-
-
-
Node
Intel 7
-
-
-
Die Size
202 mm²
-
-
-
Die Size
202 mm²
-
-
-
Transistor Count
14.6 Billion
-
-
-
Transistor Count
14.6 Billion
-
-
-
16 Cores
8 P-Cores
-
8 E-Cores
16 Cores
8 P-Cores
-
8 E-Cores
24 Threads
16 P-Threads
-
8 E-Threads
24 Threads
16 P-Threads
-
8 E-Threads
P-Core
2.4GHz
5.1GHz Boost
-
P-Core
3.4GHz
5.5GHz Boost
-
-
-
-
-
-
-
E-Core
1.8GHz
3.8GHz Boost
E-Core
2.5GHz
4GHz Boost
Overclocking
Locked
-
-
-
Overclocking
Unlocked
-
-
-
Type
DMI
Type
DMI
-
-
-
-
-
-
-
-
Transfer Rate
16GT/s
Transfer Rate
16GT/s
-
-
-
-
Lanes
8
Lanes
8
Bandwidth
16GB/s
Bandwidth
16GB/s
Bi-directional
32GB/s
Bi-directional
32GB/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/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
L2
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L2
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L3
-
30MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
30MB Shared
-
12-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
2400MHz
Transfer Rate
4800MT/s
Clock
2400MHz
Transfer Rate
4800MT/s
Bandwidth/Channel
38.4GB/s
Bandwidth
76.8GB/s
Bandwidth/Channel
38.4GB/s
Bandwidth
76.8GB/s
TDP
65W
-
-
202W Peak
TDP
150W
-
-
241W Peak
Temp
100°C Max
-
Temp
90°C Max
-
Included Cooler
Laminar RH1
Included Cooler
Not Included
PCIe 5.0 x16 Lanes
PCIe 4.0 x4 Lanes
PCIe 5.0 x16 Lanes
PCIe 4.0 x4 Lanes
UHD 770 1550MHz
256 Shaders
1550MHz
UHD 770 1550MHz
256 Shaders
1550MHz
GNA 3.0
GNA 3.0
-
-
-
-
-
-
-
-
-
-
-
-
No Cellular
No Cellular
Change Results