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Intel

Core i7 975

▲ 5316 ▼

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

VS

Average Bench: 49.7% (273rd of 1182)

Based on 1,564 user benchmarks.  Device: BFEBFBFF000106A5 Model: Intel(R) Core(TM) i7 CPU 975 @ 3.33GHz
Poor: 40%Average: 49.7% Great: 59%
Gaming
Gaming 50%
Yacht
Desktop
Desktop 56%
Gunboat
Workstation
Workstation 36%
Jet ski

Popular builds with this CPU

Below average average bench

The Intel Core i7 975 averaged 50.2% 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. Single Core Mixed Speed 82.8Pts
Avg. Dual Core Mixed Speed 161Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core i7 975 is just 19.2%. 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 405Pts
Avg. Octa Core Mixed Speed 399Pts
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Average Bench

(Based on 1,564 samples)
Rank 27349.7%
Min Avg Max
69.2 1-Core 82.8 96.7
123 2-Core 161 191
57.6% 122 Pts
Min Avg Max
219 4-Core 282 343
311 8-Core 399 466
44.2% 341 Pts
Min Avg Max
319 64-Core 405 466
27.2% 405 Pts
User Benchmarks Bench Normal Heavy Extreme
The fastest CPU (mainstream) averages a speed of 100%
LGA1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz
54.3% Above average
1-Core 85.3
2-Core 171
60% 128 Pts
4-Core 308
8-Core 428
48% 368 Pts
64-Core 429
29% 429 Pts
LGA1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
51.4% Above average
1-Core 84
2-Core 167
59% 126 Pts
4-Core 287
8-Core 418
46% 353 Pts
64-Core 419
28% 419 Pts
LGA1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz
49.4% Average
1-Core 84.2
2-Core 165
59% 125 Pts
4-Core 274
8-Core 428
45% 351 Pts
64-Core 428
29% 428 Pts
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
48.9% Average
1-Core 84.3
2-Core 168
59% 126 Pts
4-Core 271
8-Core 388
43% 330 Pts
64-Core 408
27% 408 Pts
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
46.1% Average
1-Core 83.4
2-Core 152
56% 118 Pts
4-Core 255
8-Core 389
41% 322 Pts
64-Core 429
29% 429 Pts
Socket 1366, 1 CPU, 4 cores, 8 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
44.4% Average
1-Core 80.5
2-Core 130
51% 105 Pts
4-Core 259
8-Core 329
39% 294 Pts
64-Core 305
20% 305 Pts
Socket 423, 1 CPU, 4 cores, 8 threads
Base clock 3.3 GHz, turbo 3.45 GHz (avg)
37.2% Below average
1-Core 73.1
2-Core 124
48% 98.3 Pts
4-Core 203
8-Core 401
37% 302 Pts
64-Core 405
27% 405 Pts
1,564 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,432,304 CPUs tested.

 Prices

AmazonUS $4005 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:

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Typical Core i7 975 Builds (Compare 3,988 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 51%
Yacht
Desktop
Desktop 55%
Gunboat
Workstation
Workstation 38%
Jet ski

Motherboard: Asus P6T

CPU
Core i7 975Intel  $400Bench 50%, 1,564 samples1x
GPU
GTX 970Nvidia  $399Bench 63%, 464,715 samples273x
GTX 1060-6GBNvidia  $270Bench 70%, 667,469 samples225x
GTX 1050-TiNvidia  $150Bench 38%, 400,154 samples208x
SSD
850 Evo 250GBSamsung  $86Bench 107%, 469,025 samples165x
850 Evo 500GBSamsung  $103Bench 113%, 390,898 samples145x
840 Evo 250GBSamsung  $130Bench 94%, 106,445 samples103x
RAM
6x2GBUnknownBench 46%, 21,218 samples801x
3x2GBUnknownBench 34%, 28,011 samples695x
3x4GBUnknownBench 44%, 23,451 samples392x
EDIT WITH CUSTOM PC BUILDER Value: 39% - Below average Total price: $885

Popular Core i7 975 compatible motherboards:

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Processor Rankings (Price vs Performance) August 2019 CPU Rankings.

We calculate effective speed which measures real world performance for typical gamers and desktop users. Effective speed is adjusted by current prices to yield a value for money rating which is geared towards gamers. 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.

 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
5,500

Excellent (edit your comment) Add link

5 months ago.

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

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opinion?
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1182 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
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)?
What is the GeekBench score?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9400F $143AMD RX 580 $172Samsung 850 Evo 250GB $86
AMD Ryzen 5 3600 $198Nvidia GTX 1660 $220Samsung 850 Evo 500GB $103
Intel Core i5-9600K $230AMD RX 5700 XT $400Samsung 850 Pro 256GB $195
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
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