Processor (CPU)
CPU Name
Intel® Core™ Ultra 9 285K
Threading
1 CPU / 2P + 2E Cores / 4 Threads
Frequency
5757.28 MHz (57 * 101 MHz) - Uncore: 1515.1 MHz
Multiplier
Current: 57 / 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
2 x 48 KB (12-way, 64-byte line) + 2 x 32 KB (8-way, 64-byte line)
L1 Inst. Cache
2 x 64 KB (16-way, 64-byte line) + 2 x 64 KB (8-way, 64-byte line)
L2 Cache
2 x 3 MB (12-way, 64-byte line) + 4 MB (16-way, 64-byte line)
L3 Cache
36 MB (12-way, 64-byte line)
Microcode
Rev. 0x10D
TDP / Vcore
125 Watts / 1.224 Volts
Temperature
5 °C / 41 °F
Type
Retail
P-Cores Freq.
P00: 5757.28 MHz  P01: 5757.28 MHz 
E-Cores Freq.
E02: 4646.23 MHz  E03: 4646.23 MHz 
Motherboard
Model
Asus ROG MAXIMUS Z890 APEX
Socket
Socket 1851 LGA
North Bridge
Intel Arrow Lake rev 01
South Bridge
Intel Z890 rev 10
BIOS
American Megatrends Inc. 9901 (02/23/2026)
Memory (RAM)
Total Size
49152 MB
Type
Single Channel (32 bit) DDR5-SDRAM
Frequency
6397 MHz (DDR5-12794) - Ratio 1:63.3
Timings
68-127-127-127-2 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
G.Skill 24576 MB (DDR5-5600) - P/N: OCWC2026
Slot #2 Module
G.Skill 24576 MB (DDR5-5600) - P/N: OCWC2026
Graphic Card (GPU)
GPU Type
Microsoft Basic Display Adapter (GP108-300)
GPU Brand
ASUSTeK Computer Inc.
Storage (HDD/SSD)
Model #1 Name
Western Digital WD Blue SN5000 500GB (FW: 291000WD)
Model #1 Capacity
465.8 GiB (~500 GB)
Model #1 Type
Fixed, SSD - Bus: NVMe (17)
Display
Screen #1
Philips 24E1N2100A (PHLC395)
Screen #1 Spec
24 inches (61 cm) / 1920 x 1080 pixels @ 48-120 Hz
Miscellaneous
Windows Version
Microsoft Windows 11 Professional (x64)
CPU-Z Version
2.15.0 (64 bit)