Processor (CPU)
CPU Name
AMD Ryzen 7 255 w/ Radeon 780M Graphics
Threading
1 CPU - 8 Core - 16 Threads
Frequency
4688.51 MHz (47 * 99.76 MHz)
Multiplier
Current: 47
Architecture
Hawk Point / Stepping: HPT1-A / Technology: 4 nm
CPUID / Ext.
F.5.2 / 19.75
IA Extensions
MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, x86-64, AES, AVX, AVX2, AVX512, FMA3, SHA
Caches
L1D : 32 KB / L2 : 1024 KB / L3 : 16384 KB
Caches Assoc.
L1D : 8-way / L2 : 8-way / L3 : 16-way
Microcode
Rev. 0xA70520A
TDP / Vcore
54 Watts / 1.238 Volts
Temperature
81.1 °C / 178 °F
Type
Retail
Cores Frequencies
#00: 4688.5 MHz  #01: 4688.5 MHz  #02: 4713.4 MHz  #03: 4713.4 MHz 
#04: 4713.4 MHz  #05: 4713.4 MHz  #06: 4688.5 MHz  #07: 4688.5 MHz 
Motherboard
Model
GMKtec GMKtec
Socket
Socket FP8
North Bridge
AMD Ryzen SOC rev 00
South Bridge
AMD FCH rev 51
BIOS
American Megatrends International LLC. NucBox_K12 1.06 (07/11/2025)
Memory (RAM)
Total Size
65536 MB
Type
Quad Channel (128 bit) DDR5-SDRAM
Frequency
2810.7 MHz (DDR5-5622) - Ratio 1:28
Timings
46-45-45-90-127 (tCAS-tRCD-tRP-tRAS-tRC)
Slot #1 Module
Lexar 32768 MB (DDR5-5600) - P/N: LD5S32G56C46ST
Slot #2 Module
Lexar 32768 MB (DDR5-5600) - P/N: LD5S32G56C46ST
Graphic Card (GPU)
GPU Type
AMD Radeon 780M Graphics
GPU Brand
Advanced Micro Devices Inc. (AMD
GPU VRAM
16384 MB
Storage (HDD/SSD)
Model #1 Name
Lexar SSD NM790 4TB (FW: V4.0.4)
Model #1 Capacity
3815.4 GiB (~4100 GB)
Model #1 Type
Fixed, SSD - Bus: NVMe (17)
Model #2 Name
YSSDHB-4TN7000 (FW: GT8ed336)
Model #2 Capacity
3815.4 GiB (~4100 GB)
Model #2 Type
Fixed, SSD - Bus: NVMe (17)
Model #3 Name
YSSDHB-4TN7000 (FW: GT8ed336)
Model #3 Capacity
3815.4 GiB (~4100 GB)
Model #3 Type
Fixed, SSD - Bus: NVMe (17)
Display
Screen #1
Dell Computer DELL U2515H (DELD070)
Screen #1 Spec
24.9 inches (63.2 cm) / 2560 x 1440 pixels @ 56-86 Hz
Miscellaneous
Windows Version
Microsoft Windows 11 Professional (x64)
CPU-Z Version
2.16.0 (64 bit)