PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Overview

The A8-3820 is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 4 cores and 4 threads. Base frequency is 2.5 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 2,178 points. Launch price was $90.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The A8-3820 is positioned at rank #1032 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 A8-3820

Ryzen 9 7950X

MSRP: $194|Avg: $20

40066%

Core i9-10900T

MSRP: $120|Avg: $5

37859%

Ryzen 3 PRO 4355GE

MSRP: $423|Avg: $5

27488%

Ryzen Threadripper 3960X

MSRP: $1399|Avg: $85

8281%

Ryzen 9 9950X

MSRP: $649|Avg: $129

6560%

Ryzen 5 8400F

MSRP: $303|Avg: $55

5738%

Ryzen 7 PRO 2700

MSRP: $299|Avg: $60

3287%

Ryzen 5 2600X

MSRP: $229|Avg: $55

3244%

Ryzen 3 PRO 5350G

MSRP: $150|Avg: $60

2953%

#10

Core Ultra 5 245KF

MSRP: $294|Avg: $189

2953%

#11

Ryzen 5 5500

MSRP: $159|Avg: $85

2920%

#12

Ryzen 5 3600

MSRP: $199|Avg: $80

2841%

#13

Core i3-9100E

MSRP: $202|Avg: $30

2802%

#14

Core Ultra 5 245K

MSRP: $319|Avg: $200

2790%

#15

Core i3-8300T

MSRP: $138|Avg: $25

2765%

#396

Ryzen Embedded R2314

MSRP: $300|Avg: $762

99%

#1032

A8-3820

MSRP: $280|Avg: $200

100%

#1033

Core i7-860S

MSRP: $299|Avg: $96

100%

#1035

Core 2 Duo E4700

MSRP: $133|Avg: $10

98%

#1036

PRO A10-8770E

MSRP: $395|Avg: $210

98%

#1037

Athlon 64 X2 5800+

MSRP: $230|Avg: $20

98%

#1038

Phenom II X2 B53

MSRP: $150|Avg: $15

97%

#1039

Core 2 Quad Q9300

MSRP: $266|Avg: $27

97%

#1040

Core 2 Duo E7200

MSRP: $133|Avg: $133

97%

#1041

Athlon II X4 638

MSRP: $300|Avg: $280

97%

#1043

Phenom X3 8750

MSRP: $195|Avg: $20

95%

#1044

Pentium G4400TE

MSRP: $300|Avg: $250

94%

#1045

Celeron 2.60

MSRP: $53|Avg: $10

93%

#1046

Core i7-990X

MSRP: $999|Avg: $225

92%

#1047

Phenom X4 9750B

MSRP: $215|Avg: $34

91%

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for A8-3820 across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of A8-3820 specifications and capabilities.

⚡

Processing Power

The A8-3820 is a 4-core / 4-thread processor based on the Llano (2011−2012) architecture, manufactured on a 32 nm process node. It reaches a maximum boost clock of 2.8 GHz from a base frequency of 2.5 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 0 kB of L3 cache, plus 1 MB (per core) of L2 cache and 128 kB (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 2,178, 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 354.

Specification	A8-3820
Cores / ThreadsPhysical/logical processing units	4C / 4T
Max Boost ClockPeak single-core speed under boost	2.8 GHz
Base ClockGuaranteed minimum operating frequency	2.5 GHz
ArchitectureCPU microarchitecture design	Llano (2011−2012)
Process NodeFabrication technology — smaller = more efficient	32 nm
L3 CacheShared cache — reduces memory latency for all cores	0 kB
L2 CachePer-core fast cache for frequently accessed data	1 MB (per core)
L1 CacheUltra-fast per-core cache	128 kB (per core)
Die SizePhysical silicon area of the processor	228 mm2
Transistor CountMore transistors = more capabilities	1,178 million
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	2,178
Geekbench 6 SingleSingle-core performance — most relevant for gaming	354

🧠

Memory & Platform

The A8-3820 fits into the FM1 socket and supports PCIe 2.0 with 20 total PCIe lanes for expansion cards and storage. It supports DDR3 memory at speeds up to DDR3-1866 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 32 GB across 2 channels (dual-channel doubles bandwidth). Integrated graphics: Radeon HD 6550D — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

Specification	A8-3820
TypeDesktop or Laptop processor	desktop
SocketMotherboard socket required	FM1
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 2.0
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	20
RAM TypeSupported memory standard	DDR3
Max RAM SpeedMaximum officially supported memory frequency	DDR3-1866
Max RAM CapacityMaximum installable memory	32 GB
RAM ChannelsDual-channel doubles bandwidth vs single-channel	2
ECC SupportError-Correcting Code memory — prevents data corruption	No
Integrated GPUBuilt-in graphics processor	Radeon HD 6550D
Compatible ChipsetsMotherboard chipsets that support this CPU	A55,A75
Max CPUs in ConfigMulti-socket support for servers	1

🔧

Advanced Features

The A8-3820 is primarily designed for Budget Desktop. Virtualization: AMD-V — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Core i3-2120.

Specification	A8-3820
Primary Use CaseIntended workload category	Budget Desktop
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	Core i3-2120

🌡️

Power & Cooling

The A8-3820 has a rated TDP (Thermal Design Power) of 65 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. It ships with the Yes stock cooler. Recommended cooling: Stock.

Specification	A8-3820
TDPThermal Design Power — heat output under sustained workload	65 Watt
Included CoolerStock cooler bundled in the box	Yes
Recommended CoolerSuggested aftermarket cooling solution	Stock

💰

Value Analysis

At an average price of $200 (MSRP: $280), the A8-3820 delivers 11 PassMark points per dollar. It currently holds Rank #1032 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #2515 out of all indexed processors.

Specification	A8-3820
MSRPManufacturer's Suggested Retail Price	$280
Avg Price (30d)Average market price over the last 30 days	$200
Launch PriceOriginal retail price at launch	$90
Cost-Benefit RankPosition in overall value ranking	#1032
Performance RankPosition in overall performance ranking	#2515
Release DateLaunch date	2014-01-01
Release Year	2011
DesignerArchitecture designer (e.g. Intel, AMD)	AMD