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Overview

The A4-9120C is manufactured by AMD. It was released in 2014-01-01. It is based on the Stoney Ridge (2016−2019) architecture. It features 2 cores and 2 threads. Max frequency: 1.6 GHz. L2 cache: 1 MB. Built on 28 nm process technology. Socket: BGA. Thermal design power (TDP): 1 MB. Memory support: DDR4. Passmark benchmark score: 1,258 points. Launch price was $50.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The A4-9120C is positioned at rank #855 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar A4-9120C

#843

Atom x5-Z8300

MSRP: $20|Avg: N/A

1399%

#844

Atom Z3735G

MSRP: $17|Avg: N/A

1379%

#845

Core i5-480M

MSRP: $81|Avg: $77

1266%

#846

Core i5-460M

MSRP: $80|Avg: $129

1260%

#847

Core i5-2540M

MSRP: $266|Avg: $10

1248%

#849

Core i5-450M

MSRP: $32|Avg: $31

1206%

#850

Core i3-380M

MSRP: $49|Avg: $25

1156%

#851

Core i5-430M

MSRP: N/A|Avg: $33

1154%

#852

Core 2 Duo T6600

MSRP: N/A|Avg: $4

1123%

#855

A4-9120C

MSRP: N/A|Avg: N/A

100%

#856

Ryzen Embedded R1305G

MSRP: $150|Avg: $50

100%

#863

Pentium Dual Core T2390

MSRP: $86|Avg: $5

98%

#867

Core i7-1160G7

MSRP: $426|Avg: N/A

98%

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for A4-9120C across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of A4-9120C specifications and capabilities.

⚡

Processing Power

The A4-9120C is a 2-core / 2-thread processor based on the Stoney Ridge (2016−2019) architecture, manufactured on a 28 nm process node. It reaches a maximum boost clock of 1.6 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 1,258, placing it in the Entry Level performance tier as a Legacy generation product. Geekbench 6 single-core (the most relevant metric for gaming FPS) records 418.

Specification	A4-9120C
Cores / ThreadsPhysical/logical processing units	2C / 2T
Max Boost ClockPeak single-core speed under boost	1.6 GHz
ArchitectureCPU microarchitecture design	Stoney Ridge (2016−2019)
Process NodeFabrication technology — smaller = more efficient	28 nm
L2 CachePer-core fast cache for frequently accessed data	1 MB
L1 CacheUltra-fast per-core cache	160 kB
Die SizePhysical silicon area of the processor	124.5 mm2
Transistor CountMore transistors = more capabilities	1200 Million
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	1,258
Geekbench 6 SingleSingle-core performance — most relevant for gaming	418

🧠

Memory & Platform

The A4-9120C fits into the BGA socket and supports PCIe 3.0 with 8 total PCIe lanes for expansion cards and storage. It supports DDR4 memory at speeds up to DDR4-1866 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 8 GB across 1 channels (dual-channel doubles bandwidth). Integrated graphics: Radeon R4 — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

Specification	A4-9120C
TypeDesktop or Laptop processor	Laptop
SeriesProduct family	AMD Bristol Ridge
SocketMotherboard socket required	BGA
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 3.0
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	8
RAM TypeSupported memory standard	DDR4
Max RAM SpeedMaximum officially supported memory frequency	DDR4-1866
Max RAM CapacityMaximum installable memory	8 GB
RAM ChannelsDual-channel doubles bandwidth vs single-channel	1
ECC SupportError-Correcting Code memory — prevents data corruption	No
Integrated GPUBuilt-in graphics processor	Radeon R4

🔧

Advanced Features

The A4-9120C is primarily designed for Chromebook. Virtualization: AMD-V — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Celeron N3350.

Specification	A4-9120C
Primary Use CaseIntended workload category	Chromebook
OverclockingWhether CPU clock can be manually increased	🔒 Locked
AVX-512Advanced vector instructions for AI/ML workloads	❌ Not Supported
VirtualizationHardware-assisted virtualization technology	AMD-V
Direct CompetitorMarket equivalent from rival manufacturer	Celeron N3350

🌡️

Power & Cooling

The A4-9120C has a rated TDP (Thermal Design Power) of 1 MB — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. No stock cooler is included — you will need to purchase an aftermarket cooler separately. Recommended cooling: None.

Specification	A4-9120C
TDPThermal Design Power — heat output under sustained workload	1 MB
Included CoolerStock cooler bundled in the box	No
Recommended CoolerSuggested aftermarket cooling solution	None

💰

Value Analysis

It currently holds Rank #855 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #3131 out of all indexed processors.

Specification	A4-9120C
Launch PriceOriginal retail price at launch	$50
Cost-Benefit RankPosition in overall value ranking	#855
Performance RankPosition in overall performance ranking	#3131
Release DateLaunch date	2014-01-01
Release Year	2019
DesignerArchitecture designer (e.g. Intel, AMD)	AMD