Intel Core i7-975 Benchmark, Test and specs

Last updated: 2022-04-11

The Intel Core i7-975 has 4 cores with 8 threads and is based on the 1. gen of the Intel Core i7 Extreme Edition series. The processor uses a mainboard with the LGA 1366 socket and was released in Q4/2008. The Intel Core i7-975 scores 607 points in the Geekbench 5 single-core benchmark. In the Geekbench 5 multi-core benchmark, the result is 2,483 points.

CPU lineage The segment in which we have classified the Intel Core i7-975. Here you can see if it is a desktop processor or a mobile processor or which processor may be the successor of the Intel Core i7-975.
Name:	Intel Core i7-975
Family:	Intel Core i7 Extreme Edition
CPU group:	Intel Core i7 900
Segment:	Desktop / Server
Generation:	1
Predecessor:	--
Successor:	--

CPU Cores and Base Frequency

The Intel Core i7-975 has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-975 is 3.33 GHz (3.60 GHz). The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.

CPU Cores / Threads:	4 / 8
Core architecture:	normal
Cores:	4x

Hyperthreading / SMT:	Yes
Overclocking:	Yes
Frequency:	3.33 GHz
Turbo Frequency (1 Core):	3.60 GHz
Turbo Frequency (4 Cores):	--

Internal Graphics

The Intel Core i7-975 has integrated graphics, called iGPU for short. Specifically, the Intel Core i7-975 uses the no iGPU, which has texture shaders and execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

GPU name:	no iGPU
GPU frequency:
GPU (Turbo):	No turbo
Execution units:
Shader:
Max. GPU Memory:	--

Max. displays:
Generation:
Direct X:	--
Technology:
Release date:

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

h265 / HEVC (8 bit):	No
h265 / HEVC (10 bit):	No
h264:	No
VP8:	No
VP9:	No

AV1:	No
AVC:	No
VC-1:	No
JPEG:	No

Memory & PCIe The processor can use up to 24 GB memory in 3 memory channels. The maximum memory bandwidth is 25.6 GB/s. The memory type as well as the amount of memory can greatly affect the speed of the system.

Memory type:	DDR3-1066
Max. Memory:	24 GB
Memory channels:	3
Bandwidth:	25.6 GB/s
ECC:	No
PCIe:
AES-NI:	No

Thermal Management The thermal design power (TDP for short) of the processor is 130 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. The TDP usually gives a rough idea of the actual power consumption of the CPU.

TDP (PL1 / PBP):	130 W
TDP (PL2):	--
TDP up:	--
TDP down:	--
Tjunction max.:	--

Technical details

The Intel Core i7-975 is made in 45 nm. The smaller the manufacturing process of a CPU, the more modern and energy-efficient it is. Overall, the processor has 9.00 MB cache. A large cache can greatly speed up the processor's speed in some cases such as games.

Technology:	45 nm
Chip design:	Monolithic
Socket:	LGA 1366
L2-Cache:	1.00 MB
L3-Cache:	8.00 MB
Architecture:	Bloomfield
Operating systems:	Windows 10, Linux

Virtualization:	VT-x, VT-x EPT
Instruction set (ISA):	x86-64 (64 bit)
ISA extensions:	SSE4.1, SSE4.2
Release date:	Q4/2008
Release price:	1059 $
Part Number:	--
Documents:	Technical data sheet

Intel Core i7-975
4C 8T @ 3.33 GHz (3.60 GHz)

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Benchmark results

The benchmark results for the Intel Core i7-975 have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.

Screenshots:

Geekbench 5.4.4 (12 GB DDR3-1333), Windows 10

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD EPYC 7551P 32C 64T @ 3.00 GHz	611
	Intel Core i3-3220 2C 4T @ 3.30 GHz	611
	Intel Xeon D-1537 8C 16T @ 2.30 GHz	610
	Intel Core i7-975 4C 8T @ 3.60 GHz	607
	AMD A12-9800 4C 4T @ 4.20 GHz	607
	Intel Xeon D-1539 8C 16T @ 2.20 GHz	607
	AMD A6-6420K 2C 2T @ 4.20 GHz	607

Show all Geekbench 5, 64bit (Single-Core) results

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core i5-4440 4C 4T @ 3.20 GHz	2513
	Intel Core i7-4702HQ 4C 8T @ 2.90 GHz	2508
	AMD FX-8320 8C 8T @ 3.75 GHz	2489
	Intel Core i7-975 4C 8T @ 3.33 GHz	2483
	Intel Core i5-3450 4C 4T @ 3.10 GHz	2483
	Intel Core i7-4702MQ 4C 8T @ 2.90 GHz	2465
	Intel Core i5-7400T 4C 4T @ 2.80 GHz	2463

Show all Geekbench 5, 64bit (Multi-Core) results

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.


	Intel Pentium G3440 2C 2T @ 3.30 GHz	3380
	Intel Core i5-4250U 2C 4T @ 2.60 GHz	3362
	Intel Core i5-4200U 2C 4T @ 2.30 GHz	3358
	Intel Core i7-975 4C 8T @ 3.33 GHz	3356
	Intel Celeron G3930T 2C 2T @ 2.70 GHz	3350
	Intel Celeron G3930 2C 2T @ 2.90 GHz	3350
	Intel Celeron G3920 2C 2T @ 2.90 GHz	3350

Show all Estimated results for PassMark CPU Mark results

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.


	AMD Ryzen 5 PRO 3500U 4C 8T @ 2.10 GHz	1636
	Intel Core i5-6600K 4C 4T @ 3.50 GHz	1621
	Intel Core i5-4690K 4C 4T @ 3.50 GHz	1618
	Intel Core i7-975 4C 8T @ 3.33 GHz	1598
	AMD Ryzen 3 2200G 4C 4T @ 3.50 GHz	1594
	AMD Ryzen 3 1300X 4C 4T @ 3.40 GHz	1594
	Intel Core i7-4810MQ 4C 8T @ 2.80 GHz	1594

Show all CPU-Z Benchmark 17 (Multi-Core) results

Benchmarks

Geekbench 5 (SC)
1,664 entries

Geekbench 5 (MC)
1,651 entries

PassMark CPU-Mark
1,424 entries

CPU-Z Benchmark 17 (MC)
719 entries

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