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 Core i5-8305G is manufactured by Intel. It was released in 1 February 2018 (7 years ago). It is based on the Kaby Lake G (2018) architecture. It features 4 cores and 8 threads. Base frequency is 2.8 GHz, with boost up to 3.8 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA2270. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 6,801 points. Launch price was $149.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Core i5-8305G is positioned at rank #896 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 Core i5-8305G

#884

Atom x5-Z8300

MSRP: $20|Avg: N/A

1510%

#885

Atom Z3735G

MSRP: $17|Avg: N/A

1488%

#886

Core i5-480M

MSRP: $81|Avg: $77

1366%

#887

Core i5-460M

MSRP: $80|Avg: $129

1360%

#888

Core i5-2540M

MSRP: $266|Avg: $10

1347%

#890

Core i5-450M

MSRP: $32|Avg: $31

1301%

#891

Core i3-380M

MSRP: $49|Avg: $25

1248%

#892

Core i5-430M

MSRP: N/A|Avg: $33

1245%

#893

Core 2 Duo T6600

MSRP: N/A|Avg: $4

1212%

#896

Core i5-8305G

MSRP: $350|Avg: $350

100%

#897

Celeron 6305

MSRP: $107|Avg: $80

100%

#900

Core i7-8705G

MSRP: $400|Avg: $400

98%

#902

Pentium Dual Core T2410

MSRP: $100|Avg: $100

98%

#903

FX-8800P

MSRP: $150|Avg: $45

97%

#905

Core i7-8809G

MSRP: $450|Avg: $450

97%

#911

Core i7-6820HK

MSRP: $378|Avg: N/A

95%

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for Core i5-8305G across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Core i5-8305G specifications and capabilities.

⚡

Processing Power

The Core i5-8305G is a 4-core / 8-thread processor based on the Kaby Lake G (2018) architecture, manufactured on a 14 nm process node. It reaches a maximum boost clock of 3.8 GHz from a base frequency of 2.8 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 6 MB (total) of L3 cache, plus 256K (per core) of L2 cache and 64K (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 6,801, placing it in the Entry Level performance tier as a Legacy generation product.

Specification	Core i5-8305G
Cores / ThreadsPhysical/logical processing units	4C / 8T
Max Boost ClockPeak single-core speed under boost	3.8 GHz
Base ClockGuaranteed minimum operating frequency	2.8 GHz
ArchitectureCPU microarchitecture design	Kaby Lake G (2018)
Process NodeFabrication technology — smaller = more efficient	14 nm
L3 CacheShared cache — reduces memory latency for all cores	6 MB (total)
L2 CachePer-core fast cache for frequently accessed data	256K (per core)
L1 CacheUltra-fast per-core cache	64K (per core)
Bus SpeedData bus frequency	4 × 8 GT/s
Max TemperatureMaximum safe operating temperature (Tjmax)	100 °C
64-bit Support	Yes
Windows 11 Compatible	Yes
PassMark ScoreOverall multi-threaded benchmark score	6,801

🧠

Memory & Platform

The Core i5-8305G fits into the FCBGA2270 socket and supports PCIe 3.0. It supports DDR4 memory.

Specification	Core i5-8305G
TypeDesktop or Laptop processor	Laptop
SeriesProduct family	Intel Core i5
SocketMotherboard socket required	FCBGA2270
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 3.0
RAM TypeSupported memory standard	DDR4
Max CPUs in ConfigMulti-socket support for servers	1 (Uniprocessor)

🌡️

Power & Cooling

The Core i5-8305G 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.

Specification	Core i5-8305G
TDPThermal Design Power — heat output under sustained workload	65 Watt
Max TemperatureMaximum safe junction temperature (Tjmax)	100 °C

💰

Value Analysis

At an average price of $350, the Core i5-8305G delivers 19 PassMark points per dollar. It currently holds Rank #896 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #1612 out of all indexed processors.

Specification	Core i5-8305G
MSRPManufacturer's Suggested Retail Price	$350
Avg Price (30d)Average market price over the last 30 days	$350
Launch PriceOriginal retail price at launch	$149
Cost-Benefit RankPosition in overall value ranking	#896
Performance RankPosition in overall performance ranking	#1612
Release DateLaunch date	1 February 2018 (7 years ago)
Release Year	2018
DesignerArchitecture designer (e.g. Intel, AMD)	Intel
ManufacturerFabrication foundry (e.g. TSMC)	Intel