Processor (CPU)
CPU Name
Intel® Core™ Ultra 9 285K
Threading
1 CPU / 8P + 16E Cores / 24 Threads
Frequency
5500.66 MHz (55 * 100.01 MHz) - Uncore: 4100.5 MHz
Multiplier
Current: 55 / Min: 4 / Max: 57
Architecture
Arrow Lake / Stepping: B0 / Technology: 3 nm
CPUID / Ext.
6.6.2 / 6.C6
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, EM64T, AES, AVX, AVX2, FMA3, SHA
L1 Data Cache
8 x 48 KB (12-way, 64-byte line) + 16 x 32 KB (8-way, 64-byte line)
L1 Inst. Cache
8 x 64 KB (16-way, 64-byte line) + 16 x 64 KB (8-way, 64-byte line)
L2 Cache
8 x 3 MB (12-way, 64-byte line) + 4 x 4 MB (16-way, 64-byte line)
L3 Cache
36 MB (12-way, 64-byte line)
Microcode
Rev. 0x121
TDP / Vcore
125 Watts / 1.6 Volts
Temperature
92 °C / 198 °F
Type
Retail
P-Cores Freq.
P00: 5500.66 MHz  P01: 5600.67 MHz  P10: 5500.66 MHz  P11: 5500.66 MHz 
P12: 5500.66 MHz  P13: 5500.66 MHz  P22: 5500.66 MHz  P23: 5500.66 MHz 
E-Cores Freq.
E02: 4900.59 MHz  E03: 4900.59 MHz  E04: 4900.59 MHz  E05: 4900.59 MHz 
E06: 4900.59 MHz  E07: 4900.59 MHz  E08: 4900.59 MHz  E09: 4900.59 MHz 
E14: 4900.59 MHz  E15: 4900.59 MHz  E16: 4900.59 MHz  E17: 4900.59 MHz 
E18: 4900.59 MHz  E19: 4900.59 MHz  E20: 4900.59 MHz  E21: 4900.59 MHz 
Motherboard
Model
ASRock Z890 Taichi
Socket
Socket 1851 LGA
North Bridge
Intel Arrow Lake rev 01
South Bridge
Intel Z890 rev 10
BIOS
American Megatrends International LLC. 3.24 (01/28/2026)
Memory (RAM)
Total Size
49152 MB
Type
Dual Channel (64 bit) DDR5-SDRAM
Frequency
3800.5 MHz (DDR5-7602) - Ratio 3:114
Timings
36-48-48-84-2 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
Patriot Memory 24576 MB (DDR5-5600) - XMP 3.0 - P/N: 7600 Series
Slot #2 Module
Patriot Memory 24576 MB (DDR5-5600) - XMP 3.0 - P/N: 7600 Series
Graphic Card (GPU)
GPU #1 Type
Intel(R) Graphics (Arrow Lake) @ 2000 MHz
GPU #1 Brand
ASRock Inc.
GPU #1 VRAM
49152 MB
GPU #2 Type
AMD Radeon RX 9070 XT (Navi 48 XTX)
GPU #2 Brand
ASRock Inc.
GPU #2 VRAM
16304 MB @ 2518 MHz (Samsung)
Storage (HDD/SSD)
Model #1 Name
SSD 512GB (FW: FW200326)
Model #1 Capacity
476.9 GiB (~510 GB)
Model #1 Type
Fixed, SSD - Bus: SATA (11)
Model #2 Name
SATA3 240GB SSD (FW: FW200828)
Model #2 Capacity
223.6 GiB (~240 GB)
Model #2 Type
Fixed, SSD - Bus: SATA (11)
Model #3 Name
X16 Plus SSD 2TB (FW: H250226a)
Model #3 Capacity
1863.0 GiB (~2000 GB)
Model #3 Type
Fixed, SSD - Bus: NVMe (17)
Model #4 Name
SSD 512GB (FW: RI2DV0)
Model #4 Capacity
476.9 GiB (~510 GB)
Model #4 Type
Fixed, SSD - Bus: NVMe (17)
Display
Screen #1
Mi Monitor (XMI27B2)
Screen #1 Spec
27.2 inches (69.1 cm) / 2560 x 1440 pixels @ 48-180 Hz
Miscellaneous
Windows Version
Microsoft Windows 11 Professional (x64)
CPU-Z Version
2.18.0 (64 bit)