Intel

Core i7 975

Core i7 975
BENCHMARKS (2,325)
MKT (0%)
BUILDS
SPECS
(1)
BUY • $550

Effective Speed -27%Effective Speed -27%Average Score -63%1-Core -65%, 4-Core -80%, 2-Core -67%, 8-Core -108%, Memory 5%Overclocked Score -52%1-Core -49%, 2-Core -49%, 4-Core -66%, 8-Core -96%, Memory 3%Value & Sentiment User Rating -85%, Market Share -20,722%, Price -144%, Value -66%Nice To Haves -297%64-Core -144%, 64-Core -163%, Age -585%

Average Bench: 71.4% (277^th of 1288)

Based on 2,325 user benchmarks. Device: BFEBFBFF000106A5 Model: Intel(R) Core(TM) i7 CPU 975 @ 3.33GHz

Poor: 61%Average: 71.4% Great: 78%

Gaming 71%

Battleship

Desktop 74%

Battleship

Workstation 55%

Yacht

Popular builds with this CPU

Good average bench

The Intel Core i7 975 averaged 28.6% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. Memory Latency 92.1Pts

Avg. Single Core Mixed Speed 81.9Pts

See where your CPU ranks →

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core i7 975 is just 17.1%. This is a relatively narrow range which indicates that the Intel Core i7 975 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Mixed Speed 396Pts

Avg. Octa Core Mixed Speed 394Pts

Average Bench

(Based on 2,325 samples)

Rank 27771.4%

Min	Avg	Max
81.2	Memory 92.1	96.9
59.7	1-Core 81.9	96.7
114	2-Core 159	191
68.6% 111 Pts

Min	Avg	Max
201	4-Core 278	337
262	8-Core 394	461
43.5% 336 Pts

Min	Avg	Max
262	64-Core 396	461
26.6% 396 Pts

User Benchmarks

Bench

Normal

Heavy

Server

The fastest CPU (mainstream) averages a speed of 100%

MYS-User, 1 day ago.Core i7 975,

Socket 1366, 1 CPU, 4 cores, 8 threads

Base clock 3.5 GHz, turbo 3.9 GHz (avg)

75.7% Very good

Memory 95.3

1-Core 93.6

2-Core 190

76% 126 Pts

4-Core 304

8-Core 462

49% 383 Pts

64-Core 453

30% 453 Pts

DEU-User, 1 day ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

74.4% Very good

Memory 92.2

1-Core 85.1

2-Core 169

71% 115 Pts

4-Core 311

8-Core 421

48% 366 Pts

64-Core 422

28% 422 Pts

ITA-User, 1 day ago.Core i7 975,

CPU 1, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

72.4% Very good

Memory 89.2

1-Core 85.5

2-Core 168

70% 114 Pts

4-Core 306

8-Core 416

47% 361 Pts

64-Core 419

28% 419 Pts

RUS-User, 10 hrs ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

72.1% Very good

Memory 91.6

1-Core 84.5

2-Core 156

69% 111 Pts

4-Core 286

8-Core 406

45% 346 Pts

64-Core 411

28% 411 Pts

GBR-User, 4 days ago.Core i7 975,

CPU 1, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

68.5% Good

Memory 87.6

1-Core 76.3

2-Core 154

65% 106 Pts

4-Core 269

8-Core 415

44% 342 Pts

64-Core 408

27% 408 Pts

ITA-User, 1 day ago.Core i7 975,

CPU 1, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.35 GHz (avg)

67.6% Good

Memory 91.4

1-Core 84.7

2-Core 153

68% 110 Pts

4-Core 238

8-Core 404

40% 321 Pts

64-Core 343

23% 343 Pts

2,325 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 40,522,955 CPUs tested.

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

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CPU

GPU

SSD

HDD

RAM

MBD

Typical Core i7 975 Builds (Compare 903 builds) See popular component choices, score breakdowns and rankings.

Gaming 39%

Jet ski

Desktop 77%

Battleship

Workstation 31%

Sail boat

Motherboard: Asus Rampage II Extreme

CPU
Core i7 975Intel $550Bench 71%, 2,325 samples	91x

GPU
GTX 970Nvidia $340Bench 50%, 605,546 samples	58x
GTX 1060-6GBNvidia $290Bench 57%, 1,090,662 samples	55x
GTX 1070Nvidia $330Bench 80%, 1,087,008 samples	46x

SSD
850 Evo 250GBSamsung $100Bench 103%, 690,674 samples	36x
850 Evo 500GBSamsung $125Bench 110%, 620,644 samples	35x
860 Evo 500GBSamsung $60Bench 106%, 499,419 samples	30x

RAM
6x2GBUnknownBench 46%, 32,156 samples	196x
3x2GBUnknownBench 32%, 38,031 samples	102x
3x4GBUnknownBench 42%, 35,596 samples	92x

EDIT WITH CUSTOM PC BUILDER

Value: 46% - Average

Total price: $990

Popular Core i7 975 compatible motherboards:

How Fast Is Your CPU? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware 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 upgrades.

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- Download and run UserBenchMark.
- CPU tests include: integer, floating and string.
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- RAM tests include: single/multi core bandwidth and latency.
- Reports are generated and presented on userbenchmark.com.
- Identify the strongest components in your PC.
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Processor Rankings (Price vs Performance) March 2021 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]

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.

Specifications

Essentials

Description	Intel® Core™ i7-975 Processor Extreme Edition (8M Cache, 3.33 GHz, 6.40 GT/s Intel® QPI)
Code Name	Bloomfield
Launch Date	Q2'09
Processor Number	i7-975
# of Cores	4
# of Threads	8
Cache	8 MB SmartCache
Instruction Set	64-bit
Instruction Set Extensions	SSE4.2
Embedded Options Available	No
Lithography	45 nm
VID Voltage Range	0.800V-1.375V
Recommended Price	$1059.00
Clock Speed	3.33 GHz
Max Turbo Frequency	3.6 GHz
Bus Speed	6.4 GT/s QPI
QPI Links	1
Max TDP	130 W

Memory

Max Memory Size	24 GB
Memory Types	DDR3 800/1066
Memory Channels	3
Memory Bandwidth	25.6 GB/s
Physical Address Extensions	36-bit
ECC Memory Supported	No

Data Protection

AES New Instructions	No

Advanced Technologies

Virtualization Tech (VT-x)	Yes
Intel 64	Yes
Idle States	Yes
Enhanced Intel SpeedStep® Tech	Yes
Thermal Monitoring Technologies	No
Turbo Boost Tech	1.0
Hyper-Threading Tech	Yes
VT-x with Extended Page Tables (EPT)	Yes
Demand Based Switching	No

Package

Package Size	42.5mm x 45.0mm
Max CPU Configuration	1
Sockets Supported	FCLGA1366
Processing Die Size	263 mm2
# of Processing Die Transistors	731 million

Platform Protection

Execute Disable Bit	Yes
Trusted Execution Tech	No

1288 Processors (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different CPUs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

Frequently Asked Questions

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AMD vs Intel: Gaming performance 2012-2021

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What is multi core mixed speed?

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What is the GeekBench single core score?

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What is thermal design power (TDP)?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-10600K $224	Nvidia RTX 3060-Ti $400	Crucial MX500 250GB $48
Intel Core i5-10400F $148	Nvidia RTX 3070 $500	Samsung 850 Evo 120GB $78
Intel Core i7-10700K $327	Nvidia GTX 1660S (Super) $240	Samsung 860 Evo 250GB $50

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $45	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73	SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85	G.SKILL Trident Z DDR4 3200 C14 4x16GB $649	SanDisk Ultra Fit 32GB $16

Intel

Core i7 975

Average Bench: 71.4% (277^th of 1288)

Popular builds with this CPU

Good average bench

Strengths

Very good consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

Motherboard: Asus Rampage II Extreme

Popular Core i7 975 compatible motherboards:

UserBenchmark of the month

How it works

Group Test Results

Specifications

Essentials

Memory

Data Protection

Advanced Technologies

Package

Platform Protection

Comments

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Speed Comparisons

Frequently Asked Questions

Best User Rated

Intel

Core i7 975

Average Bench: 71.4% (277th of 1288)

Popular builds with this CPU

Good average bench

Strengths

Very good consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

Motherboard: Asus Rampage II Extreme

Popular Core i7 975 compatible motherboards:

UserBenchmark of the month

How it works

Group Test Results

Specifications

Essentials

Memory

Data Protection

Advanced Technologies

Package

Platform Protection

Share a related link

Comments

Excellent (edit your comment) Add link

Speed Comparisons

Frequently Asked Questions

Best User Rated

Feedback

Average Bench: 71.4% (277^th of 1288)