CPU Comparison
INTEL
Intel Core i9-12900KS
CORE STATE
Alder Lake-S
CORE SPECS
16 Cores / 24 Threads
CLOCK SPEED
3.4 Base / 5.5 GHz Turbo
CACHE
30 MB (shared)
MAX TDP
150W
ARCHITECTURE
Alder Lake
PROCESS
10 nm
LAUNCH DATE
2022
VS
INTEL
Core Ultra 5 225H
CORE STATE
Arrow Lake-H
CORE SPECS
14 Cores / 14 Threads
CLOCK SPEED
1700 Base / 4.9 GHz Turbo
CACHE
18 MB (shared)
MAX TDP
28W
ARCHITECTURE
Arrow Lake
PROCESS
3 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
3dmark_16_threads
3dmark_2_threads
3dmark_4_threads
3dmark_8_threads
3dmark_max_threads
3dmark_single_thread
cinebench_cinebench_r15_multicore
cinebench_cinebench_r15_singlecore
cinebench_cinebench_r20_multicore
cinebench_cinebench_r20_singlecore
cinebench_cinebench_r23_multicore
cinebench_cinebench_r23_singlecore
geekbench_multicore
geekbench_singlecore
passmark_data_compression
passmark_data_encryption
passmark_extended_instructions
passmark_find_prime_numbers
passmark_floating_point_math
passmark_integer_math
passmark_multithread
passmark_physics
passmark_random_string_sorting
passmark_single_thread
passmark_singlethread
DETAILED SPECIFICATIONS
SPECIFICATION
i9-12900KS
Ultra 5 225H
Core Specs
Cores
16
14
-12.5%
Threads
24
14
-41.7%
Base Clock (GHz)
3.4
1,700
+49900.0%
Boost Clock (GHz)
5.5
4.9
-10.9%
Frequency (GHz)
3.4
1,700
+49900.0%
Turbo Clock (GHz)
5.5
4.9
-10.9%
Multiplier
34
17
-50.0%
SMP CPUs
1
1
0.0%
Cache
L1 Cache
80 KB (per core)
192 KB (per core)
L2 Cache
1.25 MB (per core)
3 MB (per core)
L3 Cache
30 MB (shared)
18 MB (shared)
Power
TDP (W)
150
28
-81.3%
PL1
241 W
28 W
PL2
241 W
60 W
Architecture
Architecture
Alder Lake
Arrow Lake
Codename
Alder Lake-S
Arrow Lake-H
Generation
Core i9
(Alder Lake-S)
Ultra 5
(Arrow Lake-H)
Process Size
10 nm
3 nm
Die Size
215 mm²
—
Foundry
Intel
TSMC
Memory
Memory Support
DDR4, DDR5
DDR5, LPDDR5X
Memory Bus
Dual-channel
Dual-channel
Memory Bandwidth
76.8 GB/s
102.4 GB/s
ECC Memory
Yes
No
DDR4 Speed
3200 MT/s
—
Platform
Socket
Intel Socket 1700
Intel BGA 2049
Chipsets
Z690, W680, H670, Q670, B660, H610
WM880, HM870
PCIe
Gen 5, 16 Lanes(CPU only)
Gen 5, 8 Lanes(CPU only)
Intel Hybrid
Hybrid Cores
P-Cores: 8
E-Cores: 8
P-Cores: 4
E-Cores: 10
E-Core Frequency
2.5 GHz
up to 4 GHz
1300 MHz
up to 4.3 GHz
P-Core Turbo
5.2 GHz
—
LP E-Cores
—
2
AI/NPU
NPU
—
Yes /
13 TOPS
Graphics
Integrated Graphics
UHD Graphics 770
Arc Graphics 130T
Other
Market
Desktop
Mobile
Production Status
Active
Active
Launch Price
$739
—
Part Number
SRLDD
SRQAM
Package
FC-LGA16A
FC-BGA
Tj Max
115°C
110°C