Xeon W3505 vs Core i7-640UM

Xeon W3505

2 Cores2 Thrd130 WWMax: 0.53 GHz2009

Core i7-640UM

2 Cores4 Thrd18 WWMax: 2.27 GHz2010

Performance Spectrum - CPU

Xeon W3505

2 / 2

1,163

0.0%

1,168

+0.4%

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. Components placed above yours deliver better value for money. The Xeon W3505 is positioned at rank 970 and the Core i7-640UM is on rank 1229, so the Xeon W3505 offers better cost-efficiency for playing games.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar Xeon W3505

Xeon Platinum 8454H

MSRP: $6540|Avg: N/A

35708%

Xeon Gold 6240R

MSRP: $2444|Avg: N/A

6742%

#10

Xeon 6337P

MSRP: $60|Avg: $5

5990%

#15

EPYC 9174F

MSRP: $194|Avg: $30

4627%

#535

Xeon W-3245M

MSRP: $5002|Avg: $5002

98%

#536

Xeon W-3265M

MSRP: $6300|Avg: $3500

97%

#969

Xeon E5-2687W v2

MSRP: $2112|Avg: $62

100%

#970

Xeon W3505

MSRP: N/A|Avg: N/A

100%

#971

Xeon L5430

MSRP: $390|Avg: $380

99%

#972

Xeon E5-2470

MSRP: $1440|Avg: $125

99%

#973

Xeon E5-2670

MSRP: $1552|Avg: $60

99%

#975

Xeon X3470

MSRP: $589|Avg: $16

97%

#978

Xeon E5-2689

MSRP: $1800|Avg: $18

95%

#979

Xeon E5-2450L

MSRP: $1106|Avg: $78

94%

#980

Xeon X3480

MSRP: $612|Avg: $48

93%

#981

Xeon E5-2687W

MSRP: $1885|Avg: $70

91%

#982

Xeon E5-4610

MSRP: $1219|Avg: $50

91%

#984

Xeon X7550

MSRP: $1500|Avg: $1400

90%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Core i7-640UM

#1217

Atom x5-Z8300

MSRP: $20|Avg: N/A

7661%

#1218

Atom Z3735G

MSRP: $17|Avg: N/A

7548%

#1219

Core i5-480M

MSRP: $81|Avg: $77

6930%

#1220

Core i5-460M

MSRP: $80|Avg: $129

6898%

#1221

Core i5-2540M

MSRP: $266|Avg: $10

6835%

#1223

Core i5-450M

MSRP: $32|Avg: $31

6601%

#1224

Core i3-380M

MSRP: $49|Avg: $25

6329%

#1225

Core i5-430M

MSRP: N/A|Avg: $33

6319%

#1226

Core 2 Duo T6600

MSRP: N/A|Avg: $4

6149%

#1229

Core i7-640UM

MSRP: N/A|Avg: N/A

100%

#1230

Celeron 570

MSRP: $134|Avg: $15

98%

#1232

Core i7-820QM

MSRP: $546|Avg: N/A

87%

#1233

Core Duo T2700

MSRP: $663|Avg: N/A

73%

#1235

Pentium SU4100

MSRP: $289|Avg: $15

62%

#1236

Core Solo T1400

MSRP: $200|Avg: $5

56%

#1237

Core i7-940XM

MSRP: $1096|Avg: N/A

54%

#1238

Core Solo T1350

MSRP: $200|Avg: $70

53%

#1240

Core Solo T1300

MSRP: $209|Avg: $10

48%

#1241

Core Solo T1200

MSRP: $209|Avg: $10

44%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Use Case Distinction: This is a comparison between a Professional Workstation processor ($0) and a Consumer Desktop CPU. The Xeon W3505 is engineered for massive parallel workloads (rendering, scientific simulations), offering significantly higher core counts.

Insight	Xeon W3505	Core i7-640UM
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	Equivalent pricing	Equivalent pricing
Longevity	🛑 Legacy (Bloomfield (2008−2010) / 45 nm)	🛑 Legacy (Arrandale (2010−2011) / 32 nm)

💎 Value Proposition

The Core i7-640UM ($0), however, is optimized for mixed workloads and gaming. For most users, it offers superior single-thread performance and responsiveness at a fraction of the cost ($0 less, NaN% cheaper), making it the better choice for daily use and gaming.

Insight	Xeon W3505	Core i7-640UM
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	Equivalent pricing	Equivalent pricing

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.

Xeon W3505 Benchmark Check

Core i7-640UM Benchmark Check

Technical Specifications

Side-by-side comparison of Xeon W3505 and Core i7-640UM

Xeon W3505

The Xeon W3505 is manufactured by Intel. It was released in 2015-01-01. It is based on the Bloomfield (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.53 GHz, with boost up to 0.53 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 1,163 points. Launch price was $800.

Core i7-640UM

The Core i7-640UM is manufactured by Intel. It was released in 7 January 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.2 GHz, with boost up to 2.27 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3-800. Passmark benchmark score: 1,168 points. Launch price was $305.

⚡

Processing Power

The Xeon W3505 packs 2 cores / 2 threads, matching the Core i7-640UM's 2 cores. Boost clocks reach 0.53 GHz on the Xeon W3505 versus 2.27 GHz on the Core i7-640UM — a 124.3% clock advantage for the Core i7-640UM (base: 2.53 GHz vs 1.2 GHz). The Xeon W3505 uses the Bloomfield (2008−2010) architecture (45 nm), while the Core i7-640UM uses Arrandale (2010−2011) (32 nm). In PassMark, the Xeon W3505 scores 1,163 against the Core i7-640UM's 1,168 — a 0.4% lead for the Core i7-640UM. Both processors carry 4 MB (total) of L3 cache.

Feature	Xeon W3505	Core i7-640UM
Cores / Threads	2 / 2	2 / 4
Boost Clock	0.53 GHz	2.27 GHz+328%
Base Clock	2.53 GHz+111%	1.2 GHz
L3 Cache	4 MB (total)	4 MB (total)
L2 Cache	256 kB (per core)	256 kB (per core)
Process	45 nm	32 nm-29%
Architecture	Bloomfield (2008−2010)	Arrandale (2010−2011)
PassMark	1,163	1,168
Geekbench 6 Single	—	226
Geekbench 6 Multi	—	590

🧠

Memory & Platform

The Xeon W3505 uses the LGA1366 socket (PCIe 2.0), while the Core i7-640UM uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Xeon W3505	Core i7-640UM
Socket	LGA1366	BGA1288
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	—	DDR3-1066
Max RAM Capacity	—	8 GB
RAM Channels	—	2
ECC Support	—	❌
PCIe Lanes	—	16

🔧

Advanced Features

Virtualization: not specified (Xeon W3505) / VT-x, VT-d (Core i7-640UM). The Core i7-640UM includes integrated graphics (Intel HD Graphics (Ironlake)), while the Xeon W3505 requires a dedicated GPU. Primary use case: Core i7-640UM targets Legacy Laptop. Direct competitor: Core i7-640UM rivals Core 2 Duo SU9600.