IntelBX80623I52500K
$246
IntelBX80646I34150
 $246 

4 Cores, 4 Threads @3.3GHz, Sandy Bridge.
Release date: Q1 2011.

2 Cores, 4 Threads @3.5GHz, Haswell.
Release date: Q2 2014.

Real World Speed
Performance profile from 179,634 user samples
143,007 User Benchmarks
Best Bench: 79% Base clock 3.3 GHz, turbo 4.6 GHz (avg)
Worst Bench: 44% Base clock 3.3 GHz, turbo 0.5 GHz (avg)
Poor: 44% Great: 79%
SPEED RANK: 485th / 1445
Gaming
Gaming 66%
Battle cruiser
Desktop
Desktop 72%
Battleship
Workstation
Workstation 49%
Yacht
36,627 User Benchmarks
Best Bench: 68% Base clock 3.5 GHz, turbo 3.5 GHz (avg)
Worst Bench: 34% Base clock 3.5 GHz, turbo 3.5 GHz (avg)
Poor: 34% Great: 68%
SPEED RANK: 677th / 1445
Gaming
Gaming 55%
Gunboat
Desktop
Desktop 63%
Destroyer
Workstation
Workstation 40%
Speed boat
Effective Speed
Effective CPU Speed
65.9 % Faster effective speed.
+19%
55.2 %
Memory
Avg. Memory Latency
83.1 Pts Lower memory latency.
+13%
73.3 Pts
1-Core
Avg. Single Core Speed
88.4 Pts +4% 85.3 Pts
2-Core
Avg. Dual Core Speed
174 Pts Faster dual-core speed.
+16%
150 Pts
4-Core
Avg. Quad Core Speed
281 Pts Much faster quad-core speed.
+30%
216 Pts
8-Core
Avg. Octa Core Speed
300 Pts Much faster octa-core speed.
+35%
223 Pts
Memory
OC Memory Latency
94.9 Pts +3% 92 Pts
1-Core
OC Single Core Speed
114 Pts Faster OC single-core speed.
+15%
99.5 Pts
2-Core
OC Dual Core Speed
227 Pts Faster OC dual-core speed.
+26%
180 Pts
4-Core
OC Quad Core Speed
380 Pts Much faster OC quad-core speed.
+42%
267 Pts
8-Core
OC Octa Core Speed
399 Pts Much faster OC octa-core speed.
+49%
267 Pts
Market Share
Based on 67,886,496 CPUs tested
Market Share
Market Share (trailing 30 days)
0.16 % Hugely higher market share.
+167%
0.06 %
Value
Value For Money
68.2 % 95.5 % Much better value.
+40%
User Rating
UBM User Rating
76 % Much more popular.
+43%
53 %
Price
Price (score)
$246 $38 Hugely cheaper.
+85%
Age
Newest
160 Months 120 Months More recent.
+25%
TDP
Thermal Design Power (TDP)
95 Watts 54 Watts Much more energy efficient.
+43%
Cores
CPU Processing Cores
4 cores Hugely higher core count.
+100%
2 cores
Threads
CPU Processing Threads
4 threads 4 threads
Lithography
Manufacturing process
32 nm 22 nm Much newer manufacturing.
+31%
Base Clock
Base Clock Speed
3.3 GHz 3.5 GHz Slightly faster base frequency.
+6%
Turbo Clock
Turbo Clock Speed
3.7 GHz Slightly faster turbo frequency.
+6%
3.5 GHz
64-Core
OC Multi Core Speed
407 Pts Much faster OC 64-core speed.
+52%
267 Pts
64-Core
Avg. Multi Core Speed
304 Pts Much faster 64-core speed.
+35%
226 Pts
Series
CPU Architecture
Sandy Bridge Haswell
Socket
Motherboard Socket
LGA1155 FCLGA1150
Graphics
Integrated Graphics
HD 3000 HD 4400
Launch Date
Launch Date
Q1'11 Q2'14
Cache
Cache
6 MB SmartCache 3 MB SmartCache
Instruction Set Extensions
Instruction Set Extensions
SSE4.1/4.2, AVX SSE4.1/4.2, AVX 2.0
Lithography
Lithography
32 nm 22 nm
Recommended Price
Recommended Customer Price
N/A $117.00
Bus Speed
Bus Speed
5 GT/s DMI 5 GT/s DMI2
Memory Types
Memory Types
DDR3 1066/1333 DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
Memory Bandwidth
Max Memory Bandwidth
21 GB/s 25.6 GB/s
ECC Memory Supported
ECC Memory Supported ‡
No Yes
Processor Graphics
Processor Graphics ‡
Intel® HD Graphics 3000 Intel® HD Graphics 4400
Graphics Base Frequency
Graphics Base Frequency
850 MHz 350 MHz
Wireless Display
Intel® Wireless Display
No Yes
# of Displays Supported
# of Displays Supported ‡
2 3
Graphics Max Dynamic Frequency
Graphics Max Dynamic Frequency
1.1 GHz 1.15 GHz
Turbo Boost Tech
Intel® Turbo Boost Technology ‡
2.0 No
Hyper-Threading Tech
Intel® Hyper-Threading Technology ‡
No Yes
PCI Express Revision
PCI Express Revision
2.0 Up to 3.0

More specs » More specs »
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The i5-2500K is a second generation Sandy Bridge processor which is currently two generations old and nearly three years out of date. The many users that had the good sense to purchase this processor should feel in no hurry to upgrade as it's still no slouch, even by today's standards. The benchmark figures indicate that, even at stock clock rates, in terms of real-world performance this processor is approximately 20% slower than the best currently available, not bad considering its age. Given that the 2500K has an unlocked multiplier upping its performance by 10% with stock cooling should not pose much of a problem for the majority of owners. Here is a detailed performance comparison of the 2500K vs 4670K.  [Jul '13 CPUPro]

MORE DETAILS

The Intel Core i3-4150 is successor to the i3-4130 2013 Haswell processor. Looking at the 4150 and 4130 side-by-side shows that the only difference between the two processors is a 100 MHz base clock increase from 3.4 GHz on the older 4130 to 3.5 GHz on the newer 4150. The marginal 2.9% clock speed increase brings an equally marginal performance boost. Despite the academic performance gain over it's predecessor, thanks to its excellent single-core performance, the i3-4150 is still an extremely capable desktop CPU and will handle the vast majority of regular desktop computing without breaking a sweat. Coupling the i3-4150 with a discrete GPU will satisfy all but the toughest of gaming requirements. Only the lower powered but significantly cheaper Pentium G's offer better value for money[Jun '14 CPUPro]

MORE DETAILS

Processor Rankings (Price vs Performance) May 2024 CPU Rankings

We calculate effective speed which measures real world performance for typical users. Effective speed is adjusted by current prices to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
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Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

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How it works

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  • - CPU tests include: integer, floating and string
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  • - RAM tests include: single/multi core bandwidth and latency
  • - SkillBench (space shooter) tests user input accuracy
  • - Reports are generated and presented on userbenchmark.com
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 Frequently Asked Questions

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Intel Core i5-12600K $165Nvidia RTX 4070 $542Samsung 870 Evo 250GB $29
HDDRAMUSB
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WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
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