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Intel

Core i7 975

▲ 5315 ▼

4 Cores, 8 Threads @3.33 GHz, Bloomfield.
Release date ≤ Q4 2013.

VS

Average Bench: 57.5% (274th of 1159)

Based on 1,510 user benchmarks.  Device: BFEBFBFF000106A5 Model: Intel(R) Core(TM) i7 CPU 975 @ 3.33GHz
Poor: 48%Average: 57.5% Great: 68%
Gaming
Gaming 58%
Gunboat
Desktop
Desktop 59%
Gunboat
Workstation
Workstation 41%
Speed boat

Popular builds with this CPU

Average average bench

The Intel Core i7 975 averaged 42.4% 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

Single Core Floating Point Speed 85.7Pts
Avg. Single Core Mixed Speed 82.9Pts

Good consistency

The range of scores (95th - 5th percentile) for the Intel Core i7 975 is 20.2%. This is a relatively narrow range which indicates that the Intel Core i7 975 performs reasonably consistently under varying real world conditions.

Weaknesses

Multi Core Floating Point Speed 418Pts
Avg. Multi Core Mixed Speed 407Pts
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Average Bench

(Based on 1,510 samples)
Rank 27457.5%
Min Avg Max
70 SC Int 79.8 92.9
71.6 SC Float 85.7 101
71.8 SC Mixed 82.9 97
66.2% 82.8 Pts
Min Avg Max
217 QC Int 270 326
232 QC Float 291 351
217 QC Mixed 281 339
63.6% 281 Pts
Min Avg Max
306 MC Int 387 452
331 MC Float 418 487
320 MC Mixed 407 475
60.5% 404 Pts
User Benchmarks Bench Single core Quad core Multi core
The fastest CPU (mainstream) averages a speed of 100%
Socket 1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz
60.7% Good
SC Int 81.5
SC Float 88.7
SC Mixed 86.1
68% 85.4 Pts
QC Int 314
QC Float 341
QC Mixed 298
72% 318 Pts
MC Int 414
MC Float 444
MC Mixed 434
64% 430 Pts
LGA1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
58.5% Above average
SC Int 80.3
SC Float 87.5
SC Mixed 83.1
67% 83.6 Pts
QC Int 248
QC Float 301
QC Mixed 286
63% 278 Pts
MC Int 400
MC Float 432
MC Mixed 424
63% 419 Pts
LGA1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.3 GHz (avg)
57.8% Above average
SC Int 75.5
SC Float 84.2
SC Mixed 81.1
64% 80.3 Pts
QC Int 269
QC Float 310
QC Mixed 287
65% 289 Pts
MC Int 379
MC Float 412
MC Mixed 401
60% 397 Pts
J1PR, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
57.8% Above average
SC Int 79.6
SC Float 89.6
SC Mixed 86.5
68% 85.2 Pts
QC Int 264
QC Float 286
QC Mixed 275
62% 275 Pts
MC Int 397
MC Float 430
MC Mixed 420
62% 416 Pts
Socket 423, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
56.4% Above average
SC Int 80.5
SC Float 85.8
SC Mixed 82.9
66% 83.1 Pts
QC Int 255
QC Float 281
QC Mixed 273
61% 270 Pts
MC Int 390
MC Float 420
MC Mixed 393
60% 401 Pts
LGA1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.3 GHz (avg)
54.8% Above average
SC Int 79.4
SC Float 87.1
SC Mixed 83.4
67% 83.3 Pts
QC Int 263
QC Float 293
QC Mixed 263
62% 273 Pts
MC Int 350
MC Float 372
MC Mixed 349
54% 357 Pts
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.3 GHz (avg)
54.3% Above average
SC Int 76
SC Float 82.2
SC Mixed 81.2
64% 79.8 Pts
QC Int 252
QC Float 221
QC Mixed 257
55% 243 Pts
MC Int 384
MC Float 412
MC Mixed 407
60% 401 Pts
1,510 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 17,944,887 CPUs tested.

 Prices

AmazonUS $40033 mins
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Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical Core i7 975 Builds (Compare 3,761 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 56%
Gunboat
Desktop
Desktop 58%
Gunboat
Workstation
Workstation 42%
Speed boat

Motherboard: Asus P6T

CPU
Core i7 975Intel  $400Bench 58%, 1,510 samples1x
GPU
GTX 970Nvidia  $374Bench 63%, 418,679 samples257x
GTX 1060-6GBNvidia  $230Bench 70%, 593,162 samples210x
GTX 1050-TiNvidia  $155Bench 38%, 377,489 samples197x
SSD
850 Evo 250GBSamsung  $104Bench 105%, 463,404 samples164x
850 Evo 500GBSamsung  $100Bench 113%, 360,199 samples140x
840 Evo 250GBSamsung  $130Bench 95%, 100,112 samples97x
RAM
6x2GBUnknownBench 46%, 21,813 samples740x
3x2GBUnknownBench 34%, 24,475 samples666x
3x4GBUnknownBench 43%, 20,956 samples370x
EDIT WITH CUSTOM PC BUILDER Value: 61% - Good Total price: $878

Popular Core i7 975 compatible motherboards:

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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.

 Specifications

Essentials

DescriptionIntel® Core™ i7-975 Processor Extreme Edition (8M Cache, 3.33 GHz, 6.40 GT/s Intel® QPI)
Code NameBloomfield
Launch DateQ2'09
Processor Numberi7-975
# of Cores4
# of Threads8
Cache8 MB SmartCache
Instruction Set64-bit
Instruction Set ExtensionsSSE4.2
Embedded Options AvailableNo
Lithography45 nm
VID Voltage Range0.800V-1.375V
Recommended Price$1059.00
Clock Speed3.33 GHz
Max Turbo Frequency3.6 GHz
Bus Speed6.4 GT/s QPI
QPI Links1
Max TDP130 W

Memory

Max Memory Size24 GB
Memory TypesDDR3 800/1066
Memory Channels3
Memory Bandwidth25.6 GB/s
Physical Address Extensions36-bit
ECC Memory SupportedNo

Data Protection

AES New InstructionsNo

Advanced Technologies

Virtualization Tech (VT-x)Yes
Intel 64Yes
Idle StatesYes
Enhanced Intel SpeedStep® TechYes
Thermal Monitoring TechnologiesNo
Turbo Boost Tech1.0
Hyper-Threading TechYes
VT-x with Extended Page Tables (EPT)Yes
Demand Based SwitchingNo

Package

Package Size42.5mm x 45.0mm
Max CPU Configuration1
Sockets SupportedFCLGA1366
Processing Die Size263 mm2
# of Processing Die Transistors731 million

Platform Protection

Execute Disable BitYes
Trusted Execution TechNo

 Comments

Added n/a ago.
USA-User
Avatar level
5,302

Excellent (edit your comment) Add link

3 months ago.

Not so bad for a 10 year old chip. Still plays today's games.

AUS-User
Avatar level
2,318

Good

2 months ago.

Yep! Completely agree.

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opinion?
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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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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?
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What is overclocking?
What is thermal design power (TDP)?
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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i7-8700K $350Nvidia GTX 1070 $335Samsung 850 Evo 250GB $104
AMD Ryzen 5 2600 $145Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $100
AMD Ryzen 7 2700X $280Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
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Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $646SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $75SanDisk Ultra Fit 32GB $12
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