Intel

Core i7 975

Core i7 975
BENCHMARKS (2,633)
MKT (0%)
BUILDS
SPECS
(1)
BUY • $550

Effective Speed -34%Effective Speed -34%Average Score -80%1-Core -82%, 4-Core -100%, 2-Core -86%, 8-Core -138%, Memory 6%Overclocked Score -70%1-Core -66%, 2-Core -67%, 4-Core -82%, 8-Core -136%, Memory 3%Value & Sentiment -3,917%User Rating -85%, Market Share -15,422%, Price -98%, Value -62%Nice To Haves -328%64-Core -209%, 64-Core -216%, Age -559%

Average Bench: 71.2% (300^th of 1316)

Based on 2,633 user benchmarks. Device: BFEBFBFF000106A5 Model: Intel(R) Core(TM) i7 CPU 975 @ 3.33GHz

Poor: 61%Average: 71.2% Great: 77%

Gaming 71%

Battleship

Desktop 74%

Battleship

Workstation 55%

Yacht

Popular builds with this CPU

Good average bench

The Intel Core i7 975 averaged 28.7% 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 91.7Pts

Avg. Single Core Mixed Speed 81.8Pts

See where your CPU ranks →

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core i7 975 is just 16%. 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 397Pts

Avg. Octa Core Mixed Speed 395Pts

Average Bench

(Based on 2,633 samples)

Rank 30071.2%

Min	Avg	Max
81.4	Memory 91.7	96.5
62.3	1-Core 81.8	95.1
115	2-Core 158	187
68.4% 111 Pts

Min	Avg	Max
207	4-Core 278	336
289	8-Core 395	441
43.7% 337 Pts

Min	Avg	Max
275	64-Core 397	436
26.7% 397 Pts

User Benchmarks

Bench

Normal

Heavy

Server

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

USA-User, 12 hrs ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 4.1 GHz (avg)

78.8% Very good

Memory 96.9

1-Core 99.4

2-Core 196

79% 131 Pts

4-Core 329

8-Core 485

52% 407 Pts

64-Core 477

32% 477 Pts

UKR-User, 2 days ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

75.5% Very good

Memory 95

1-Core 84.8

2-Core 170

72% 116 Pts

4-Core 306

8-Core 428

48% 367 Pts

64-Core 431

29% 431 Pts

ROU-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)

74.8% Very good

Memory 93.1

1-Core 86.9

2-Core 167

71% 116 Pts

4-Core 314

8-Core 398

47% 356 Pts

64-Core 428

29% 428 Pts

RUS-User, 5 days ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

73.1% Very good

Memory 91.6

1-Core 83.7

2-Core 167

70% 114 Pts

4-Core 299

8-Core 409

46% 354 Pts

64-Core 411

28% 411 Pts

USA-User, 5 days ago.Core i7 975,

CPU 1, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

70.1% Very good

Memory 89.6

1-Core 84.7

2-Core 160

69% 112 Pts

4-Core 277

8-Core 382

43% 330 Pts

64-Core 390

26% 390 Pts

DEU-User, 5 days ago.Core i7 975,

CPU 1, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.35 GHz (avg)

68% Good

Memory 93.5

1-Core 82.1

2-Core 145

68% 107 Pts

4-Core 234

8-Core 321

36% 277 Pts

64-Core 335

22% 335 Pts

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

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

56.8% Above average

Memory 76.8

1-Core 66.8

2-Core 122

56% 88.6 Pts

4-Core 203

8-Core 275

31% 239 Pts

64-Core 277

19% 277 Pts

2,633 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 46,570,576 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 1,126 builds) See popular component choices, score breakdowns and rankings.

Gaming 43%

Speed boat

Desktop 77%

Battleship

Workstation 34%

Sail boat

Motherboard: Asus Rampage II Extreme

CPU
Core i7 975Intel $550Bench 71%, 2,633 samples	105x

GPU
GTX 1060-6GBNvidia $290Bench 57%, 1,283,412 samples	65x
GTX 970Nvidia $340Bench 51%, 731,766 samples	65x
GTX 1070Nvidia $400Bench 80%, 1,236,286 samples	52x

SSD
850 Evo 250GBSamsung $100Bench 103%, 827,550 samples	46x
860 Evo 1TBSamsung $140Bench 113%, 456,834 samples	42x
850 Evo 500GBSamsung $120Bench 111%, 742,645 samples	40x

RAM
6x2GBUnknownBench 45%, 27,086 samples	242x
6x4GBUnknownBench 47%, 24,710 samples	127x
3x4GBUnknownBench 42%, 40,732 samples	118x

EDIT WITH CUSTOM PC BUILDER

Value: 50% - Above average

Total price: $940

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.

UserBenchmark of the month

Gaming

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CPU

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How it works

- Download and run UserBenchMark.
- CPU tests include: integer, floating and string.
- GPU tests include: six 3D game simulations.
- Drive tests include: read, write, sustained write and mixed IO.
- RAM tests include: single/multi core bandwidth and latency.
- SkillBench (space shooter) tests user input accuracy.
- Reports are generated and presented on userbenchmark.com.
- Identify the strongest components in your PC.
- See speed test results from other users.
- Compare your components to the current market leaders.
- Explore your best upgrade options with a virtual PC build.
- Compare your in-game FPS to other users with your hardware.

Processor Rankings (Price vs Performance) September 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

1316 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

Processors FAQ

AMD vs Intel: Gaming performance 2012-2021

How does IPC compare between AMD's Ryzen and Intel's Kaby Lake?

What is multi core mixed speed?

What is multi core integer speed?

What is multi core floating point speed?

What is single core mixed CPU speed?

What is quad core mixed CPU speed?

What is quad core floating point speed?

What is quad core integer speed?

What is single core floating point speed?

What is single core integer speed?

What is the GeekBench single core score?

What is a CPU?

What is the effective CPU speed index?

What is overclocking?

What is thermal design power (TDP)?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-11600K $270	Nvidia RTX 3060-Ti $400	Crucial MX500 250GB $45
Intel Core i5-11400F $260	Nvidia RTX 3070 $500	Samsung 860 Evo 250GB $52
Intel Core i7-11700K $394	Nvidia GTX 1660S (Super) $240	Samsung 850 Evo 120GB $183

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $40	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80	G.SKILL Trident Z DDR4 3200 C14 4x16GB $649	SanDisk Ultra Fit 32GB $16

Intel

Core i7 975

Average Bench: 71.2% (300^th of 1316)

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

Excellent (edit your comment) Add link

Speed Comparisons

Frequently Asked Questions

Best User Rated

Intel

Core i7 975

Average Bench: 71.2% (300th of 1316)

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

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Comments

Excellent (edit your comment) Add link

Speed Comparisons

Frequently Asked Questions

Best User Rated

Feedback

Average Bench: 71.2% (300^th of 1316)