Intel

Core i7 975

Core i7 975
BENCHMARKS (3,143)
MKT (0%)
BUILDS
SPECS
(1)
BUY • $550

Effective Speed -47%Effective Speed -47%Average Score -111%Memory 10%, 1-Core -118%, 2-Core -121%, 4-Core -139%, 8-Core -189%Overclocked Score -93%1-Core -89%, 2-Core -96%, 4-Core -112%, 8-Core -172%, Memory 4%Value & Sentiment User Rating -94%, Market Share -∞%, Price -144%, Value -95%Nice To Haves -333%64-Core -328%, 64-Core -360%, Age -310%

Average Bench: 72.4% (354^th of 1442)

Based on 3,143 user benchmarks. Device: BFEBFBFF000106A5 Model: Intel(R) Core(TM) i7 CPU 975 @ 3.33GHz

Poor: 63%Average: 72.4% Great: 80%

Gaming 72%

Battleship

Desktop 75%

Battleship

Workstation 56%

Gunboat

Popular builds with this CPU

Good average bench

The Intel Core i7 975 averaged 27.6% 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 91.7Pts

Avg. Single Core Speed 84.8Pts

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 Speed 411Pts

Avg. Octa Core Speed 408Pts

Average Bench

(Based on 3,143 samples)

Rank 35472.4%

Min	Avg	Max
82.6	Memory 91.7	96.2
66.3	1-Core 84.8	103
125	2-Core 164	197
68.3% 113 Pts

Min	Avg	Max
221	4-Core 291	356
299	8-Core 408	470
44% 349 Pts

Min	Avg	Max
309	64-Core 411	472
25.4% 411 Pts

User Benchmarks

Bench

Normal

Heavy

Server

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

CAN-User, 1 month ago.Core i7 975,

CPU, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

72% Very good

Memory 89.6

1-Core 87

2-Core 172

69% 116 Pts

4-Core 298

8-Core 411

45% 355 Pts

64-Core 418

26% 418 Pts

USA-User, 1 month ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

71.9% Very good

Memory 91

1-Core 85.9

2-Core 163

68% 113 Pts

4-Core 290

8-Core 395

43% 342 Pts

64-Core 402

25% 402 Pts

USA-User, 9 days ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.05 GHz (avg)

70.6% Very good

Memory 88.6

1-Core 86.6

2-Core 174

69% 117 Pts

4-Core 300

8-Core 334

42% 317 Pts

64-Core 265

16% 265 Pts

ZAF-User, 1 month ago.Core i7 975,

Socket 1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.45 GHz (avg)

69.3% Good

Memory 87.1

1-Core 86.5

2-Core 172

68% 115 Pts

4-Core 280

8-Core 423

44% 351 Pts

64-Core 423

26% 423 Pts

PAK-User, 22 days ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 3.15 GHz (avg)

68.1% Good

Memory 92.1

1-Core 75.1

2-Core 147

64% 105 Pts

4-Core 243

8-Core 334

36% 289 Pts

64-Core 360

22% 360 Pts

GBR-User, 16 days ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 2.65 GHz (avg)

62.2% Good

Memory 92.1

1-Core 39.8

2-Core 76

48% 69.3 Pts

4-Core 176

8-Core 403

33% 290 Pts

64-Core 424

26% 424 Pts

GBR-User, 22 days ago.Core i7 975,

LGA1366, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 2.4 GHz (avg)

58.5% Above average

Memory 91.5

1-Core 44.7

2-Core 105

52% 80.3 Pts

4-Core 139

8-Core 351

28% 245 Pts

64-Core 422

26% 422 Pts

DNK-User, 2 months ago.Core i7 975,

CPU 1, 1 CPU, 4 cores, 8 threads

Base clock 3.35 GHz, turbo 2.75 GHz (avg)

57.6% Above average

Memory 83.9

1-Core 71.5

2-Core 119

58% 91.6 Pts

4-Core 176

8-Core 227

26% 201 Pts

64-Core 235

15% 235 Pts

3,143 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,745,716 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 527 builds) See popular component choices, score breakdowns and rankings

Gaming 43%

Speed boat

Desktop 78%

Battleship

Workstation 34%

Sail boat

Motherboard: Asus Rampage II Extreme

CPU
Core i7 975Intel $550Bench 72%, 3,143 samples	47x

GPU
GTX 1060-6GBNvidia $117Bench 56%, 1,368,019 samples	30x
GTX 1070Nvidia $132Bench 80%, 1,459,281 samples	30x
GTX 970Nvidia $200Bench 49%, 834,238 samples	30x

SSD
850 Evo 500GBSamsung $109Bench 112%, 695,664 samples	22x
860 Evo 500GBSamsung $80Bench 105%, 762,998 samples	14x
860 Evo 1TBSamsung $130Bench 112%, 602,853 samples	13x

RAM
6x2GBUnknownBench 46%, 38,297 samples	109x
6x4GBUnknownBench 47%, 28,320 samples	83x
3x4GBUnknownBench 42%, 39,448 samples	46x

EDIT WITH CUSTOM PC BUILDER

Value: 63% - Good

Total price: $776

Popular Core i7 975 compatible motherboards:

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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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Processor Rankings (Price vs Performance) April 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]

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

1442 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 thermal design power (TDP)?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $273	Nvidia RTX 4060 $295	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177	Nvidia RTX 4070 $539	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Intel

Core i7 975

Average Bench: 72.4% (354^th of 1442)

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

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Data Protection

Advanced Technologies

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Speed Comparisons

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Best User Rated

Intel

Core i7 975

Average Bench: 72.4% (354th of 1442)

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

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Speed Comparisons

Frequently Asked Questions

Best User Rated

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Average Bench: 72.4% (354^th of 1442)