Processor (CPU)
CPU Name
Intel® Core™ Ultra 9 285HX
Threading
1 CPU / 8P + 16E Cores / 24 Threads
Frequency
4588.96 MHz (46 * 99.76 MHz) - Uncore: 3591.4 MHz
Multiplier
Current: 46 / Min: 4 / Max: 54
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. 0x11F
TDP / Vcore
55 Watts / 1.048 Volts
Temperature
105 °C / 221 °F
Type
Retail
P-Cores Freq.
P00: 4588.96 MHz  P01: 3491.60 MHz  P10: 1396.64 MHz  P11: 2693.52 MHz 
P12: 3391.84 MHz  P13: 1995.20 MHz  P22: 2394.24 MHz  P23: 4588.96 MHz 
E-Cores Freq.
E02: 2593.76 MHz  E03: 2893.04 MHz  E04: 2992.80 MHz  E05: 2593.76 MHz 
E06: 3591.36 MHz  E07: 3591.36 MHz  E08: 3990.40 MHz  E09: 3890.64 MHz 
E14: 3691.12 MHz  E15: 3691.12 MHz  E16: 2893.04 MHz  E17: 3790.88 MHz 
E18: 1496.40 MHz  E19: 4289.68 MHz  E20: 4588.96 MHz  E21: 4489.20 MHz 
Motherboard
Model
Dell 0K8XPY
Socket
Socket 1851 LGA
North Bridge
Intel Arrow Lake rev 01
South Bridge
Intel HM870 rev 10
BIOS
Dell Inc. 2.7.3 (03/31/2026)
Memory (RAM)
Total Size
65536 MB
Type
Quad Channel (128 bit) DDR5-SDRAM
Frequency
1595.9 MHz (DDR5-3192) - Ratio 3:48
Timings
26-26-26-52-2 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
SK Hynix 32768 MB (DDR5-6400) - P/N: HMCG88AHBVA327N
Slot #2 Module
SK Hynix 32768 MB (DDR5-6400) - P/N: HMCG88AHBVA327N
Graphic Card (GPU)
GPU #1 Type
NVIDIA RTX PRO 4000 Blackwell Generation Laptop GPU @ 1875 MHz
GPU #1 Brand
Dell
GPU #1 VRAM
16303 MB @ 14001 MHz
GPU #2 Type
Intel(R) Graphics (Arrow Lake) @ 2000 MHz
GPU #2 Brand
Dell
GPU #2 VRAM
128 MB (Samsung)
Storage (HDD/SSD)
Model #1 Name
PM9E1 SED Samsung 1024GB (FW: 88320259)
Model #1 Capacity
953.9 GiB (~1020 GB)
Model #1 Type
Fixed, SSD - Bus: NVMe (17)
Model #2 Name
Samsung SSD 990 PRO 4TB (FW: 4B2QJXD7)
Model #2 Capacity
3726.0 GiB (~4010 GB)
Model #2 Type
Fixed, SSD - Bus: NVMe (17)
Model #3 Name
Samsung SSD 990 PRO 4TB (FW: 4B2QJXD7)
Model #3 Capacity
3726.0 GiB (~4010 GB)
Model #3 Type
Fixed, SSD - Bus: NVMe (17)
Model #4 Name
Western Digital WD_BLACK SN850XE 4000GB (FW: 624131EX)
Model #4 Capacity
3726.0 GiB (~4010 GB)
Model #4 Type
Fixed, SSD - Bus: NVMe (17)
Miscellaneous
Windows Version
Microsoft Windows 11 Professional (x64)
CPU-Z Version
2.20.2 (64 bit)