UEFI/BIOS 可以完整识别 RAM。
- 处理器：AMD R5 2600
- 主板：Asrock B450 Pro BIOS V.P4.10
- 内存：G Skill Ripjaws V 系列 2 x 8GB
sudo dmesg | grep memory
[ 0.000000] check: Scanning 1 areas for low memory corruption
[ 0.000000] Early memory node ranges
[ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000fffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x09d02000-0x09ffffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x0a200000-0x0a20afff]
[ 0.000000] PM: Registered nosave memory: [mem 0x0b000000-0x0b01ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xd7717000-0xd7717fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xd7727000-0xd7727fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xd7c58000-0xd7c98fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xda245000-0xda245fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdb19d000-0xdc691fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdc814000-0xdcc27fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdcc28000-0xdd775fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdf000000-0xdfffffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xe0000000-0xf7ffffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xf8000000-0xfbffffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfc000000-0xfcffffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfd000000-0xffffffff]
[ 0.004707] Freeing SMP alternatives memory: 40K
[ 0.363035] Freeing initrd memory: 80116K
[ 0.363429] check: Scanning for low memory corruption every 60 seconds
[ 0.488275] Freeing unused decrypted memory: 2040K
[ 0.488733] Freeing unused kernel image memory: 2712K
[ 0.503646] Freeing unused kernel image memory: 2008K
[ 0.503898] Freeing unused kernel image memory: 1192K
[ 0.612584] [TTM] Zone kernel: Available graphics memory: 4038424 KiB
[ 0.612585] [TTM] Zone dma32: Available graphics memory: 2097152 KiB
[ 0.612599] [drm] radeon: 1024M of VRAM memory ready
[ 0.612599] [drm] radeon: 1024M of GTT memory ready.
sudo lshw -C memory
*-firmware
description: BIOS
vendor: American Megatrends Inc.
physical id: 0
version: P4.10
date: 03/05/2020
size: 64KiB
capacity: 16MiB
capabilities: pci upgrade shadowing cdboot bootselect socketedrom edd int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int9keyboard int14serial int17printer acpi usb biosbootspecification uefi
*-memory
description: System Memory
physical id: e
slot: System board or motherboard
size: 16GiB
*-bank:0
description: DIMM DDR4 Synchronous Unbuffered (Unregistered) 2133 MHz (0.5 ns)
product: F4-3200C16-8GVKB
vendor: Unknown
physical id: 0
serial: 00000000
slot: DIMM 0
size: 8GiB
width: 64 bits
clock: 2133MHz (0.5ns)
*-bank:1
description: [empty]
product: Unknown
vendor: Unknown
physical id: 1
serial: Unknown
slot: DIMM 1
*-bank:2
description: DIMM DDR4 Synchronous Unbuffered (Unregistered) 2133 MHz (0.5 ns)
product: F4-3200C16-8GVKB
vendor: Unknown
physical id: 2
serial: 00000000
slot: DIMM 0
size: 8GiB
width: 64 bits
clock: 2133MHz (0.5ns)
*-bank:3
description: [empty]
product: Unknown
vendor: Unknown
physical id: 3
serial: Unknown
slot: DIMM 1
*-cache:0
description: L1 cache
physical id: 10
slot: L1 - Cache
size: 576KiB
capacity: 576KiB
clock: 1GHz (1.0ns)
capabilities: pipeline-burst internal write-back unified
configuration: level=1
*-cache:1
description: L2 cache
physical id: 11
slot: L2 - Cache
size: 3MiB
capacity: 3MiB
clock: 1GHz (1.0ns)
capabilities: pipeline-burst internal write-back unified
configuration: level=2
*-cache:2
description: L3 cache
physical id: 12
slot: L3 - Cache
size: 16MiB
capacity: 16MiB
clock: 1GHz (1.0ns)
capabilities: pipeline-burst internal write-back unified
configuration: level=3
free -h
total used free shared buff/cache available
Mem: 7.7Gi 2.4Gi 4.6Gi 89Mi 717Mi 4.9Gi
Swap: 2.0Gi 0B 2.0Gi
答案1
BIOS
您的 BIOS 当前版本为 P4.10。
记忆
这似乎是那些棘手的 Ryzen/RAM 兼容性问题之一？或许。
参考此手动的，第 23 页，以了解正确的 RAM 安装。DIMMS 应安装在插槽 A2/B2 中。
超频
如果您的 CPU 或 RAM 超频，请将设置恢复为默认值。