Core i7-620UM vs Pentium Extreme Edition 955

Core i7-620UM

2 Cores4 Thrd18 WWMax: 2.13 GHz2010

Pentium Extreme Edition 955

2 Cores4 Thrd130 WWMax: 0.47 GHz2005

Performance Spectrum - CPU

Core i7-620UM

2 / 4

1,091

0.0%

Pentium Extreme Edition 955

2 / 4

1,095

+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 Core i7-620UM is positioned at rank 1228 and the Pentium Extreme Edition 955 is on rank 1123, so the Pentium Extreme Edition 955 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 Core i7-620UM

#1216

Atom x5-Z8300

MSRP: $20|Avg: N/A

7485%

#1217

Atom Z3735G

MSRP: $17|Avg: N/A

7375%

#1218

Core i5-480M

MSRP: $81|Avg: $77

6770%

#1219

Core i5-460M

MSRP: $80|Avg: $129

6740%

#1220

Core i5-2540M

MSRP: $266|Avg: $10

6678%

#1222

Core i5-450M

MSRP: $32|Avg: $31

6449%

#1223

Core i3-380M

MSRP: $49|Avg: $25

6184%

#1224

Core i5-430M

MSRP: N/A|Avg: $33

6173%

#1225

Core 2 Duo T6600

MSRP: N/A|Avg: $4

6008%

#1228

Core i7-620UM

MSRP: $278|Avg: N/A

100%

#1230

Celeron 570

MSRP: $134|Avg: $15

96%

#1231

Core i7-820QM

MSRP: $546|Avg: N/A

85%

#1233

Core Duo T2700

MSRP: $663|Avg: N/A

72%

#1235

Pentium SU4100

MSRP: $289|Avg: $15

60%

#1236

Core Solo T1400

MSRP: $200|Avg: $5

55%

#1237

Core i7-940XM

MSRP: $1096|Avg: N/A

53%

#1238

Core Solo T1350

MSRP: $200|Avg: $70

52%

#1240

Core Solo T1300

MSRP: $209|Avg: $10

47%

#1241

Core Solo T1200

MSRP: $209|Avg: $10

43%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Pentium Extreme Edition 955

Ryzen 9 7950X

MSRP: $194|Avg: $20

283377%

Core i9-10900T

MSRP: $120|Avg: $5

267764%

Ryzen 3 PRO 4355GE

MSRP: $423|Avg: $5

194418%

Ryzen Threadripper 3960X

MSRP: $1399|Avg: $85

58570%

Ryzen 9 9950X

MSRP: $649|Avg: $129

46394%

Ryzen 5 8400F

MSRP: $303|Avg: $55

40585%

Ryzen 7 PRO 2700

MSRP: $299|Avg: $60

23245%

Ryzen 5 2600X

MSRP: $229|Avg: $55

22942%

Ryzen 3 PRO 5350G

MSRP: $150|Avg: $60

20889%

#10

Core Ultra 5 245KF

MSRP: $294|Avg: $189

20887%

#11

Ryzen 5 5500

MSRP: $159|Avg: $85

20654%

#12

Ryzen 5 3600

MSRP: $199|Avg: $80

20096%

#13

Core i3-9100E

MSRP: $202|Avg: $30

19815%

#14

Core Ultra 5 245K

MSRP: $319|Avg: $200

19735%

#15

Core i3-8300T

MSRP: $138|Avg: $25

19556%

#1123

Pentium Extreme Edition 955

MSRP: $999|Avg: $50

100%

#1124

Athlon XP 2700+

MSRP: $349|Avg: $20

94%

#1125

Athlon XP 2800+

MSRP: $375|Avg: $35

92%

#1126

Pentium III 1200

MSRP: $200|Avg: $10

89%

#1127

Athlon XP 3200+

MSRP: $464|Avg: $40

87%

#1128

Pentium III 1400

MSRP: $250|Avg: $20

83%

#1129

Pentium 4 2.60

MSRP: $401|Avg: $25

83%

#1130

Pentium III 1400S

MSRP: $250|Avg: $250

83%

#1131

Athlon XP 1800+

MSRP: $252|Avg: $30

81%

#1132

Athlon XP 1900+

MSRP: $269|Avg: $20

80%

#1133

Athlon 64 FX-51

MSRP: $733|Avg: $733

76%

#1134

Athlon 64 FX-55

MSRP: $827|Avg: $50

75%

#1135

Athlon 64 FX-53

MSRP: $799|Avg: $15

74%

#1136

Athlon XP 2000+

MSRP: $339|Avg: $40

67%

#1137

Athlon 64 FX-57

MSRP: $1031|Avg: $200

64%

#1138

Athlon XP 3000+

MSRP: $588|Avg: $20

63%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Trade-off: The Core i7-620UM leads in gaming performance. However, the Pentium Extreme Edition 955 is the stronger candidate for professional workloads, offering 0.4% greater multi-core processing power.

Insight	Core i7-620UM	Pentium Extreme Edition 955
Gaming	✅ Superior gaming performance	❌ Lower gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	⚠️ Higher cost ($278)	✅ More affordable ($50)
Longevity	🛑 Legacy (Arrandale (2010−2011) / 32 nm)	🛑 Legacy (Presler (2005−2007) / 65 nm)

💎 Value Proposition

Efficiency: Even within a comparison of older hardware, the Pentium Extreme Edition 955 stands out as the superior choice. It is effectively 82% cheaper ($50 vs $278) while identifying as the stronger performer.

Insight	Core i7-620UM	Pentium Extreme Edition 955
Cost Efficiency	❌ Lower cost efficiency	✅ Better overall value (+458%)
Upfront Cost	⚠️ Higher cost ($278)	✅ More affordable ($50)

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 i7-620UM Benchmark Check

Pentium Extreme Edition 955 Benchmark Check

Technical Specifications

Side-by-side comparison of Core i7-620UM and Pentium Extreme Edition 955

Core i7-620UM

The Core i7-620UM 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 1.06 GHz, with boost up to 2.13 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: 1,091 points. Launch price was $278.

Pentium Extreme Edition 955

The Pentium Extreme Edition 955 is manufactured by Intel. It was released in 27 December 2005 (19 years ago). It is based on the Presler (2005−2007) architecture. It features 2 cores and 4 threads. Base frequency is 3.466 GHz, with boost up to 0.47 GHz. L2 cache: 2 MB (per core). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 130 Watt. Memory support: DDR1, DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 1,095 points. Launch price was $999.

⚡

Processing Power

Both the Core i7-620UM and Pentium Extreme Edition 955 share an identical 2-core/4-thread configuration. Boost clocks reach 2.13 GHz on the Core i7-620UM versus 0.47 GHz on the Pentium Extreme Edition 955 — a 127.7% clock advantage for the Core i7-620UM (base: 1.06 GHz vs 3.466 GHz). The Core i7-620UM uses the Arrandale (2010−2011) architecture (32 nm), while the Pentium Extreme Edition 955 uses Presler (2005−2007) (65 nm). In PassMark, the Core i7-620UM scores 1,091 against the Pentium Extreme Edition 955's 1,095 — a 0.4% lead for the Pentium Extreme Edition 955.

Feature	Core i7-620UM	Pentium Extreme Edition 955
Cores / Threads	2 / 4	2 / 4
Boost Clock	2.13 GHz+353%	0.47 GHz
Base Clock	1.06 GHz	3.466 GHz+227%
L3 Cache	4 MB (total)	—
L2 Cache	256 kB (per core)	2 MB (per core)+700%
Process	32 nm-51%	65 nm
Architecture	Arrandale (2010−2011)	Presler (2005−2007)
PassMark	1,091	1,095
Geekbench 6 Single	350	—
Geekbench 6 Multi	700	—

🧠

Memory & Platform

The Core i7-620UM uses the BGA1288 socket (PCIe 2.0), while the Pentium Extreme Edition 955 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.

Feature	Core i7-620UM	Pentium Extreme Edition 955
Socket	BGA1288	LGA775
PCIe Generation	PCIe 2.0+82%	PCIe 1.1
Max RAM Speed	DDR3-1066	—
Max RAM Capacity	8 GB	—
RAM Channels	2	—
ECC Support	❌	—
PCIe Lanes	16	—

🔧

Advanced Features

Virtualization: VT-x (Core i7-620UM) / not specified (Pentium Extreme Edition 955). The Core i7-620UM includes integrated graphics (Intel HD Graphics (Ironlake)), while the Pentium Extreme Edition 955 requires a dedicated GPU. Primary use case: Core i7-620UM targets Ultra-Portable Laptop. Direct competitor: Core i7-620UM rivals Core 2 Duo SU9600.