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Overview

The Celeron B815 is manufactured by Intel. It was released in 1 January 2012 (13 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 2,093 points. Launch price was $86.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. 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 Celeron B815

#31

Core i5-3230M

MSRP: $225|Avg: $13

141%

#32

Athlon II P360

MSRP: $60|Avg: $10

139%

#33

Athlon II P340

MSRP: N/A|Avg: $10

136%

#34

Core i3-2330E

MSRP: $225|Avg: $10

131%

#35

Celeron P4500

MSRP: $86|Avg: $5

130%

#36

Atom x5-E8000

MSRP: $18|Avg: N/A

128%

#37

Atom Z3735G

MSRP: $17|Avg: N/A

122%

#38

Athlon II M300

MSRP: $100|Avg: $10

122%

#39

Pentium P6300

MSRP: $80|Avg: $10

121%

#40

Pentium 967

MSRP: $134|Avg: $10

118%

#41

Celeron M 575

MSRP: $86|Avg: $12

114%

#42

Core i7-4900MQ

MSRP: $570|Avg: $40

110%

#43

Atom x5-Z8300

MSRP: $20|Avg: N/A

105%

#44

Ryzen 5 8500G

MSRP: $179|Avg: $150

103%

#45

Pentium Dual Core SU4100

MSRP: $134|Avg: $10

101%

#46

Celeron B815

MSRP: $86|Avg: $15

100%

#47

Pentium P6100

MSRP: $100|Avg: $16.39

98%

#48

Core 2 Duo U7700

MSRP: $262|Avg: $10

96%

#49

Ryzen 3 210

MSRP: $99|Avg: $99

96%

#50

Ryzen 5 PRO 230

MSRP: $150|Avg: $150

94%

#51

Core 2 Quad Q9100

MSRP: $14|Avg: $14

92%

#52

FX-7500

MSRP: $100|Avg: $25

92%

#53

Pentium SU2700

MSRP: $100|Avg: $10

91%

#54

Celeron M P4600

MSRP: $86|Avg: $15

90%

#55

Celeron 887

MSRP: $86|Avg: $15

90%

#56

Ryzen 5 220

MSRP: $150|Avg: $150

90%

#57

Athlon 64 TF-20

MSRP: $50|Avg: $10

89%

#58

Athlon Neo X2 L325

MSRP: $100|Avg: $5

88%

#59

Pentium 997

MSRP: $134|Avg: $10

87%

#60

A6 Pro-7050B

MSRP: $100|Avg: $15

87%

#61

Core 2 Duo T7100

MSRP: $197|Avg: $15

87%

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for Celeron B815 across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Celeron B815 specifications and capabilities.

⚡

Processing Power

The Celeron B815 is a 2-core / 2-thread processor based on the Sandy Bridge (2011−2013) architecture, manufactured on a 32 nm process node. It reaches a maximum boost clock of 1.6 GHz from a base frequency of 1.6 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 2 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 2,093, placing it in the Entry Level performance tier as a Legacy generation product.

Specification	Celeron B815
Cores / ThreadsPhysical/logical processing units	2C / 2T
Max Boost ClockPeak single-core speed under boost	1.6 GHz
Base ClockGuaranteed minimum operating frequency	1.6 GHz
ArchitectureCPU microarchitecture design	Sandy Bridge (2011−2013)
Process NodeFabrication technology — smaller = more efficient	32 nm
L3 CacheShared cache — reduces memory latency for all cores	2 MB (total)
L2 CachePer-core fast cache for frequently accessed data	256K (per core)
L1 CacheUltra-fast per-core cache	64K (per core)
Die SizePhysical silicon area of the processor	131 mm2
Transistor CountMore transistors = more capabilities	504 million
Bus SpeedData bus frequency	4 × 5 GT/s
Max TemperatureMaximum safe operating temperature (Tjmax)	100 °C
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	2,093

🧠

Memory & Platform

The Celeron B815 fits into the PGA988 socket and supports PCIe 2.0 with 16 total PCIe lanes for expansion cards and storage. It supports DDR3 memory at speeds up to DDR3-1333 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 16 GB across 2 channels (dual-channel doubles bandwidth). Integrated graphics: HD Graphics (Sandy Bridge) — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

Specification	Celeron B815
TypeDesktop or Laptop processor	Laptop
SeriesProduct family	Intel Celeron
SocketMotherboard socket required	PGA988
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 2.0
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	16
RAM TypeSupported memory standard	DDR3
Max RAM SpeedMaximum officially supported memory frequency	DDR3-1333
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	HD Graphics (Sandy Bridge)
Compatible ChipsetsMotherboard chipsets that support this CPU	HM65,HM67,QM67,QM77
Max CPUs in ConfigMulti-socket support for servers	1 (Uniprocessor)

🔧

Advanced Features

The Celeron B815 is primarily designed for Budget. Virtualization: VT-x — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Pentium 967.

Specification	Celeron B815
Primary Use CaseIntended workload category	Budget
OverclockingWhether CPU clock can be manually increased	🔒 Locked
AVX-512Advanced vector instructions for AI/ML workloads	❌ Not Supported
VirtualizationHardware-assisted virtualization technology	VT-x
Direct CompetitorMarket equivalent from rival manufacturer	Pentium 967

🌡️

Power & Cooling

The Celeron B815 has a rated TDP (Thermal Design Power) of 35 Watt — 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: Stock.

Specification	Celeron B815
TDPThermal Design Power — heat output under sustained workload	35 Watt
Max TemperatureMaximum safe junction temperature (Tjmax)	100 °C
Included CoolerStock cooler bundled in the box	No
Recommended CoolerSuggested aftermarket cooling solution	Stock

💰

Value Analysis

At an average price of $15 (MSRP: $86), the Celeron B815 delivers 140 PassMark points per dollar. Performance ranking position: #3206 out of all indexed processors.

Specification	Celeron B815
MSRPManufacturer's Suggested Retail Price	$86
Avg Price (30d)Average market price over the last 30 days	$15
Launch PriceOriginal retail price at launch	$86
Performance RankPosition in overall performance ranking	#3206
Release DateLaunch date	1 January 2012 (13 years ago)
Release Year	2012
DesignerArchitecture designer (e.g. Intel, AMD)	Intel
ManufacturerFabrication foundry (e.g. TSMC)	Intel

Specifications Reference

Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.

4 categories

General Information

8 specs

Type	Laptop
Series	Intel Celeron
Designer	Intel
Launch Price	$86
Manufacturer	Intel
Release Date	1 January 2012 (13 years ago)
Architecture Codename	Sandy Bridge (2011−2013)
Performance Ranking Position	3206

Technical Specifications

16 specs

Cores	2
Threads	2
Bus Type	DMI 2.0
Die Size	131 mm2
L1 Cache	64K (per core)
L2 Cache	256K (per core)
L3 Cache	2 MB (total)
Bus Speed	4 × 5 GT/s
Multiplier	16
Max Frequency	1.6 GHz
64-Bit Support	+
Base Frequency	1.6 GHz
Transistor Count	504 million
Process Technology	32 nm
Max Core Temperature	100 °C
Windows 11 Compatible	-