как ни тыкал всевозможные комбинации планок в слоты, в слотах B1, B2 планки видны но не используются. (А если планки только в слотах B1, B2, то комп не стартует)
Можно ли что-то поменять в BIOS чтобы включить второй канал?
Планки 4+8+4Гб
$ free -m
total used free shared buff/cache available
Память: 11863 7924 698 346 3894 3938
Подкачка: 4095 0 4095
Мать M5A97 LE R2.0
lscpu
Архитектура: x86_64
CPU op-mode(s): 32-bit, 64-bit
Address sizes: 48 bits physical, 48 bits virtual
Порядок байт: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
ID прроизводителя: AuthenticAMD
Имя модели: AMD FX-4330 Quad-Core Processor
Семейство ЦПУ: 21
Модель: 2
Потоков на ядро: 2
Ядер на сокет: 2
Сокетов: 1
Степпинг: 0
Frequency boost: enabled
CPU(s) scaling MHz: 61%
CPU max MHz: 4000,0000
CPU min MHz: 1400,0000
BogoMIPS: 8026,12
Флаги: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc
rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 popcnt aes xsave avx f16c lahf_lm cmp_legacy svm ex
tapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs xop skinit wdt fma4 tce nodeid_msr tbm topoext perfctr_core perfctr_nb cpb hw_pstate ssbd ibpb v
mmcall bmi1 arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold
Virtualization features:
Виртуализация: AMD-V
Caches (sum of all):
L1d: 64 KiB (4 instances)
L1i: 128 KiB (2 instances)
L2: 4 MiB (2 instances)
L3: 8 MiB (1 instance)
NUMA:
NUMA node(s): 1
NUMA node0 CPU(s): 0-3
Vulnerabilities:
Gather data sampling: Not affected
Itlb multihit: Not affected
L1tf: Not affected
Mds: Not affected
Meltdown: Not affected
Mmio stale data: Not affected
Reg file data sampling: Not affected
Retbleed: Mitigation; untrained return thunk; SMT vulnerable
Spec rstack overflow: Not affected
Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl
Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected
Srbds: Not affected
Tsx async abort: Not affected
$ sudo dmidecode -t memory
# dmidecode 3.5
Getting SMBIOS data from sysfs.
SMBIOS 2.7 present.
Handle 0x002A, DMI type 16, 23 bytes
Physical Memory Array
Location: System Board Or Motherboard
Use: System Memory
Error Correction Type: None
Maximum Capacity: 32 GB
Error Information Handle: Not Provided
Number Of Devices: 4
Handle 0x002C, DMI type 17, 34 bytes
Memory Device
Array Handle: 0x002A
Error Information Handle: Not Provided
Total Width: 64 bits
Data Width: 64 bits
Size: 4 GB
Form Factor: DIMM
Set: None
Locator: DIMM0
Bank Locator: BANK0
Type: DDR3
Type Detail: Synchronous Unbuffered (Unregistered)
Speed: 1600 MT/s
Manufacturer: Kingston
Serial Number: 933A5F8
Asset Tag: AssetTagNum0
Part Number: 99U5584-005.A00LF
Rank: 2
Configured Memory Speed: 800 MT/s
Handle 0x002E, DMI type 17, 34 bytes
Memory Device
Array Handle: 0x002A
Error Information Handle: Not Provided
Total Width: 64 bits
Data Width: 64 bits
Size: 8 GB
Form Factor: DIMM
Set: None
Locator: DIMM1
Bank Locator: BANK1
Type: DDR3
Type Detail: Synchronous Unbuffered (Unregistered)
Speed: 1600 MT/s
Manufacturer: Undefined
Serial Number: 0000000
Asset Tag: AssetTagNum1
Part Number:
Rank: 2
Configured Memory Speed: 800 MT/s
Handle 0x0030, DMI type 17, 34 bytes
Memory Device
Array Handle: 0x002A
Error Information Handle: Not Provided
Total Width: 64 bits
Data Width: 64 bits
Size: 4 GB
Form Factor: DIMM
Set: None
Locator: DIMM2
Bank Locator: BANK2
Type: DDR3
Type Detail: Synchronous Unbuffered (Unregistered)
Speed: 1600 MT/s
Manufacturer: Kingston
Serial Number: 8D3AE78
Asset Tag: AssetTagNum2
Part Number: 99U5584-005.A00LF
Rank: 2
Configured Memory Speed: 800 MT/s
Handle 0x0032, DMI type 17, 34 bytes
Memory Device
Array Handle: 0x002A
Error Information Handle: Not Provided
Total Width: Unknown
Data Width: 64 bits
Size: No Module Installed
Form Factor: DIMM
Set: None
Locator: DIMM3
Bank Locator: BANK3
Type: Unknown
Type Detail: Synchronous
В винде такая же история