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 Athlon 64 X2 3800+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Manchester (2005−2006) architecture. It features 2 cores and 2 threads. Max frequency: 2 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 90 nm process technology. Socket: 939. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,095 points. Launch price was $149.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Athlon 64 X2 3800+ is positioned at rank #1094 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 Athlon 64 X2 3800+

Ryzen 9 7950X

MSRP: $194|Avg: $20

100879%

Core i9-10900T

MSRP: $120|Avg: $5

95320%

Ryzen 3 PRO 4355GE

MSRP: $423|Avg: $5

69210%

Ryzen Threadripper 3960X

MSRP: $1399|Avg: $85

20850%

Ryzen 9 9950X

MSRP: $649|Avg: $129

16516%

Ryzen 5 8400F

MSRP: $303|Avg: $55

14448%

Ryzen 7 PRO 2700

MSRP: $299|Avg: $60

8275%

Ryzen 5 2600X

MSRP: $229|Avg: $55

8167%

Ryzen 3 PRO 5350G

MSRP: $150|Avg: $60

7436%

#10

Core Ultra 5 245KF

MSRP: $294|Avg: $189

7436%

#11

Ryzen 5 5500

MSRP: $159|Avg: $85

7352%

#12

Ryzen 5 3600

MSRP: $199|Avg: $80

7154%

#13

Core i3-9100E

MSRP: $202|Avg: $30

7054%

#14

Core Ultra 5 245K

MSRP: $319|Avg: $200

7026%

#15

Core i3-8300T

MSRP: $138|Avg: $25

6962%

#1094

Athlon 64 X2 3800+

MSRP: $354|Avg: $20

100%

#1095

Athlon 64 3000+

MSRP: $149|Avg: $10

98%

#1096

Athlon XP 3100+

MSRP: $150|Avg: $20

92%

#1097

Athlon 64 3300+

MSRP: $200|Avg: $200

84%

#1098

Athlon 64 2800+

MSRP: $178|Avg: $15

76%

#1099

Athlon 64 3700+

MSRP: $272|Avg: $20

74%

#1100

Athlon 64 FX-72

MSRP: $799|Avg: $40

73%

#1101

Athlon 64 X2 4200+

MSRP: $581|Avg: $110

70%

#1102

Athlon 64 3500+

MSRP: $272|Avg: $10

68%

#1103

Pentium D 830

MSRP: $316|Avg: $20

63%

#1104

Pentium D 960

MSRP: $523|Avg: $15

62%

#1105

Athlon XP 2500+

MSRP: $172|Avg: $15

60%

#1106

Athlon 64 3800+

MSRP: $354|Avg: $10

59%

#1107

Pentium 4 2.53

MSRP: $193|Avg: $13

58%

#1108

Pentium 4 2.40

MSRP: $193|Avg: $193

54%

#1109

Athlon XP 2400+

MSRP: $193|Avg: $10

51%

Based on actual market prices and performance synthetic scores.

Technical Analysis

Detailed breakdown of Athlon 64 X2 3800+ specifications and capabilities.

⚡

Processing Power

The Athlon 64 X2 3800+ is a 2-core / 2-thread processor based on the Manchester (2005−2006) architecture, manufactured on a 90 nm process node. It reaches a maximum boost clock of 2 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 0 kB of L3 cache, plus 512 kB of L2 cache and 256K of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 1,095, placing it in the Entry Level performance tier as a Legacy generation product.

Specification	Athlon 64 X2 3800+
Cores / ThreadsPhysical/logical processing units	2C / 2T
Max Boost ClockPeak single-core speed under boost	2 GHz
ArchitectureCPU microarchitecture design	Manchester (2005−2006)
Process NodeFabrication technology — smaller = more efficient	90 nm
L3 CacheShared cache — reduces memory latency for all cores	0 kB
L2 CachePer-core fast cache for frequently accessed data	512 kB
L1 CacheUltra-fast per-core cache	256K
Die SizePhysical silicon area of the processor	220 mm2
Transistor CountMore transistors = more capabilities	154 million
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	1,095

🧠

Memory & Platform

The Athlon 64 X2 3800+ fits into the 939 socket and supports PCIe 1.1 with 0 total PCIe lanes for expansion cards and storage.

Specification	Athlon 64 X2 3800+
TypeDesktop or Laptop processor	desktop
SocketMotherboard socket required	939
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 1.1
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	0
Max RAM SpeedMaximum officially supported memory frequency	DDR2-800
Max RAM CapacityMaximum installable memory	16 GB
RAM ChannelsDual-channel doubles bandwidth vs single-channel	2
ECC SupportError-Correcting Code memory — prevents data corruption	No
Integrated GPUBuilt-in graphics processor	No
Compatible ChipsetsMotherboard chipsets that support this CPU	AMD AM2
Max CPUs in ConfigMulti-socket support for servers	1

🌡️

Power & Cooling

The Athlon 64 X2 3800+ has a rated TDP (Thermal Design Power) of 89 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.

Specification	Athlon 64 X2 3800+
TDPThermal Design Power — heat output under sustained workload	89 Watt

💰

Value Analysis

At an average price of $20 (MSRP: $354), the Athlon 64 X2 3800+ delivers 55 PassMark points per dollar. It currently holds Rank #1094 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #3304 out of all indexed processors.

Specification	Athlon 64 X2 3800+
MSRPManufacturer's Suggested Retail Price	$354
Avg Price (30d)Average market price over the last 30 days	$20
Launch PriceOriginal retail price at launch	$149
Cost-Benefit RankPosition in overall value ranking	#1094
Performance RankPosition in overall performance ranking	#3304
Release DateLaunch date	2009-01-01
Release Year	2005
DesignerArchitecture designer (e.g. Intel, AMD)	AMD