Core M-5Y31 vs Athlon II P340

Core M-5Y31

2 Cores4 Thrd512 WWMax: 2.4 GHz2014

Athlon II P340

2 Cores2 Thrd1 WWMax: 2.2 GHz2010

Performance Spectrum - CPU

Core M-5Y31

2 / 4

1,905

+0.5%

1,895

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

About PassMark

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Core M-5Y31 is positioned at rank #1166 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 M-5Y31

#1153

Atom x5-Z8300

MSRP: $20|Avg: N/A

4327%

#1154

Atom Z3735G

MSRP: $17|Avg: N/A

4264%

#1155

Core i5-480M

MSRP: $81|Avg: $77

3914%

#1156

Core i5-460M

MSRP: $80|Avg: $129

3897%

#1157

Core i5-2540M

MSRP: $266|Avg: $10

3861%

#1159

Core i5-450M

MSRP: $32|Avg: $31

3729%

#1160

Core i3-380M

MSRP: $49|Avg: $25

3575%

#1161

Core i5-430M

MSRP: N/A|Avg: $33

3569%

#1162

Core 2 Duo T6600

MSRP: N/A|Avg: $4

3473%

#1165

Core M-5Y10a

MSRP: $281|Avg: $281

100%

#1166

Core M-5Y31

MSRP: $281|Avg: $30

100%

#1167

Core M-5Y10c

MSRP: $281|Avg: $281

100%

#1169

Celeron 1047UE

MSRP: $100|Avg: $100

100%

#1170

Core M-5Y70

MSRP: $281|Avg: $281

99%

#1171

Celeron U3400

MSRP: $86|Avg: $5

99%

#1172

Celeron T1600

MSRP: $107|Avg: $15

99%

#1173

Pro A12-8800B

MSRP: $400|Avg: $40

98%

#1175

Core i7-2637M

MSRP: $289|Avg: N/A

96%

#1176

Athlon PRO 3045B

MSRP: $426|Avg: $180

96%

#1177

Core 2 Duo SL9600

MSRP: $316|Avg: N/A

96%

#1178

Core 2 Duo T5600

MSRP: $241|Avg: N/A

95%

#1179

Pentium N3510

MSRP: $161|Avg: $161

95%

#1180

Core i7-7Y75

MSRP: $393|Avg: $285

95%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Leadership: The Core M-5Y31 delivers superior performance across the board. It outperforms the Athlon II P340 in both compute-intensive tasks (0.5% faster) and gaming workloads.

Insight	Core M-5Y31	Athlon II P340
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	⚠️ Higher cost ($30)	✅ More affordable ($10)
Longevity	🛑 Legacy (Broadwell-Y (2014) / 14 nm)	🛑 Legacy (Champlain (2010−2011) / 45 nm)

💎 Value Proposition

Value Proposition: While both processors are considered legacy components by modern standards, the Athlon II P340 holds the technical lead in efficiency. Priced at $10 (vs $30), it costs 67% less. While offering basic entry-level performance, it results in a 198% higher cost efficiency score compared to the Core M-5Y31.

Insight	Core M-5Y31	Athlon II P340
Cost Efficiency	❌ Lower cost efficiency	✅ Better overall value (+198%)
Upfront Cost	⚠️ Higher cost ($30)	✅ More affordable ($10)

Performance Check

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core M-5Y31 Benchmark Check

Athlon II P340 Benchmark Check

Technical Specifications

Side-by-side comparison of Core M-5Y31 and Athlon II P340

Core M-5Y31

The Core M-5Y31 is manufactured by Intel. It was released in 27 October 2014 (11 years ago). It is based on the Broadwell-Y (2014) architecture. It features 2 cores and 4 threads. Base frequency is 0.9 GHz, with boost up to 2.4 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1234. Thermal design power (TDP): 4.5 Watt. Memory support: DDR3. Passmark benchmark score: 1,905 points. Launch price was $69.

Athlon II P340

The Athlon II P340 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 2.2 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1g4. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,895 points. Launch price was $149.

⚡

Processing Power

The Core M-5Y31 packs 2 cores / 4 threads, matching the Athlon II P340's 2 cores. Boost clocks reach 2.4 GHz on the Core M-5Y31 versus 2.2 GHz on the Athlon II P340 — a 8.7% clock advantage for the Core M-5Y31. The Core M-5Y31 uses the Broadwell-Y (2014) architecture (14 nm), while the Athlon II P340 uses Champlain (2010−2011) (45 nm). In PassMark, the Core M-5Y31 scores 1,905 against the Athlon II P340's 1,895 — a 0.5% lead for the Core M-5Y31.

Feature	Core M-5Y31	Athlon II P340
Cores / Threads	2 / 4	2 / 2
Boost Clock	2.4 GHz+9%	2.2 GHz
Base Clock	0.9 GHz	—
L3 Cache	4 MB (total)	—
L2 Cache	256K (per core)	1 MB+300%
Process	14 nm-69%	45 nm
Architecture	Broadwell-Y (2014)	Champlain (2010−2011)
PassMark	1,905	1,895

🧠

Memory & Platform

The Core M-5Y31 uses the FCBGA1234 socket (PCIe 3.0), while the Athlon II P340 uses S1g4 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core M-5Y31	Athlon II P340
Socket	FCBGA1234	S1g4
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	—	1066
Max RAM Capacity	—	8
RAM Channels	—	2
ECC Support	—	❌
PCIe Lanes	—	0

🔧

Advanced Features

Virtualization: not specified (Core M-5Y31) / true (Athlon II P340). Direct competitor: Athlon II P340 rivals Pentium P6000.

Feature	Core M-5Y31	Athlon II P340
Integrated GPU	—	No
IGPU Model	—	None
Unlocked	—	No
AVX-512	—	No
Virtualization	—	true

💰

Value Analysis

The Core M-5Y31 launched at $281 MSRP, while the Athlon II P340 debuted at $0. At current prices ($30 vs $10), the Athlon II P340 is $20 cheaper. In terms of value (PassMark points per dollar), the Core M-5Y31 delivers 63.5 pts/$ vs 189.5 pts/$ for the Athlon II P340 — making the Athlon II P340 the 99.6% better value option.