Intel Core i7-975 vs AMD RX-216GD

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CPU comparison with benchmarks


Intel Core i7-975 CPU1 vs CPU2 AMD RX-216GD
Intel Core i7-975 AMD RX-216GD

CPU comparison

Intel Core i7-975 or AMD RX-216GD - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i7-975 has 4 cores with 8 threads and clocks with a maximum frequency of 3.60 GHz. Up to 24 GB of memory is supported in 3 memory channels. The Intel Core i7-975 was released in Q4/2008.

The AMD RX-216GD has 2 cores with 2 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD RX-216GD was released in Q4/2015.
Intel Core i7 Extreme Edition (24) Family AMD R (6)
Intel Core i7 900 (7) CPU group AMD RX 1st Gen. (6)
1 Generation 1
Bloomfield Architecture Merlin Falcon (Excavator)
Desktop / Server Segment Mobile
-- 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) while the AMD RX-216GD has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD RX-216GD is at 1.60 GHz (3.00 GHz).

Intel Core i7-975 Characteristic AMD RX-216GD
4 Cores 2
8 Threads 2
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? No
3.33 GHz Frequency 1.60 GHz
3.60 GHz Turbo Frequency (1 Core) 3.00 GHz
-- Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i7-975 Characteristic AMD RX-216GD
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core i7-975 or AMD RX-216GD has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU AMD Radeon R5 - 256 (Merlin Falcon)
GPU frequency 0.80 GHz
-- GPU (Turbo) --
-- GPU Generation 3
Technology 28 nm
Max. displays 3
-- Compute units 4
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 12

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.

no iGPU GPU AMD Radeon R5 - 256 (Merlin Falcon)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i7-975 can use up to 24 GB of memory in 3 memory channels. The maximum memory bandwidth is 25.6 GB/s. The AMD RX-216GD supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

Intel Core i7-975 Characteristic AMD RX-216GD
DDR3-1066 Memory DDR4-1600, DDR3-1600
24 GB Max. Memory
3 Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 25.6 GB/s
No ECC Yes
1.00 MB L2 Cache 1.00 MB
8.00 MB L3 Cache --
-- PCIe version 3.0
-- PCIe lanes 12
-- PCIe Bandwidth 11.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i7-975 is 130 W, while the AMD RX-216GD has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i7-975 Characteristic AMD RX-216GD
130 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 12 W
-- Tjunction max. 90 °C

Technical details

The Intel Core i7-975 is manufactured in 45 nm and has 9.00 MB cache. The AMD RX-216GD is manufactured in 28 nm and has a 1.00 MB cache.

Intel Core i7-975 Characteristic AMD RX-216GD
45 nm Technology 28 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
LGA 1366 Socket FP4
VT-x, VT-x EPT Virtualization AMD-V, AMD-Vt
No AES-NI Yes
Windows 10, Linux Operating systems
Q4/2008 Release date Q4/2015
1059 $ Release price --
show more data show more data


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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.
Intel Core i7-975 Intel Core i7-975
4C 8T @ 3.60 GHz
607 (100%)
AMD RX-216GD AMD RX-216GD
2C 2T @ 3.00 GHz
0 (0%)

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 i7-975 Intel Core i7-975
4C 8T @ 3.33 GHz
2460 (100%)
AMD RX-216GD AMD RX-216GD
2C 2T @ 1.60 GHz
0 (0%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i7-975 Intel Core i7-975
4C 8T @ 3.60 GHz
635 (100%)
AMD RX-216GD AMD RX-216GD
2C 2T @ 3.00 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i7-975 Intel Core i7-975
4C 8T @ 3.33 GHz
2225 (100%)
AMD RX-216GD AMD RX-216GD
2C 2T @ 1.60 GHz
0 (0%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-975 Intel Core i7-975
@ 0.00 GHz
0 (0%)
AMD RX-216GD AMD RX-216GD
AMD Radeon R5 - 256 (Merlin Falcon) @ 0.80 GHz
410 (100%)

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 Core i7-975 Intel Core i7-975
4C 8T @ 3.33 GHz
3396 (100%)
AMD RX-216GD AMD RX-216GD
2C 2T @ 1.60 GHz
0 (0%)

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.
Intel Core i7-975 Intel Core i7-975
4C 8T @ 3.33 GHz
1598 (100%)
AMD RX-216GD AMD RX-216GD
2C 2T @ 1.60 GHz
0 (0%)

Devices using this processor

Intel Core i7-975 AMD RX-216GD
Unknown Unknown

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