AMD EPYC 7663 vs Intel Core 2 Extreme QX6800

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CPU comparison with benchmarks


AMD EPYC 7663 CPU1 vs CPU2 Intel Core 2 Extreme QX6800
AMD EPYC 7663 Intel Core 2 Extreme QX6800

CPU comparison

In this CPU comparison, we compare the AMD EPYC 7663 and the Intel Core 2 Extreme QX6800 and use benchmarks to check which processor is faster.

We compare the AMD EPYC 7663 56 core processor released in Q1/2021 with the Intel Core 2 Extreme QX6800 which has 4 CPU cores and was introduced in Q2/2007.
AMD EPYC (129) Family Intel Core2 Extreme (7)
AMD EPYC 7003 (29) CPU group Intel Core 2 Extreme QX6000 (3)
3 Generation 1
Milan (Zen 3) Architecture Kentsfield (Core)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD EPYC 7663 is a 56 core processor with a clock frequency of 2.00 GHz (3.50 GHz). The processor can compute 112 threads at the same time. The Intel Core 2 Extreme QX6800 clocks with 2.93 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

AMD EPYC 7663 Characteristic Intel Core 2 Extreme QX6800
56 Cores 4
112 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
2.00 GHz Frequency 2.93 GHz
3.50 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.

AMD EPYC 7663 Characteristic Intel Core 2 Extreme QX6800
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

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 no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to 4096 GB of memory in a maximum of 8 memory channels is supported by the AMD EPYC 7663, while the Intel Core 2 Extreme QX6800 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled.

AMD EPYC 7663 Characteristic Intel Core 2 Extreme QX6800
DDR4-3200 Memory DDR3-1066, DDR2-800
4096 GB Max. Memory 16 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
204.8 GB/s Max. Bandwidth 17.1 GB/s
Yes ECC No
-- L2 Cache 8.00 MB
256.00 MB L3 Cache --
4.0 PCIe version --
128 PCIe lanes --
252.0 GB/s PCIe Bandwidth --

Thermal Management

The AMD EPYC 7663 has a TDP of 240 W. The TDP of the Intel Core 2 Extreme QX6800 is 130 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD EPYC 7663 Characteristic Intel Core 2 Extreme QX6800
240 W TDP (PL1 / PBP) 130 W
-- TDP (PL2) --
-- TDP up --
225 W TDP down --
-- Tjunction max. --

Technical details

The AMD EPYC 7663 has 256.00 MB cache and is manufactured in 7 nm. The cache of Intel Core 2 Extreme QX6800 is at 8.00 MB. The processor is manufactured in 65 nm.

AMD EPYC 7663 Characteristic Intel Core 2 Extreme QX6800
7 nm Technology 65 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions MMX, SSE2, SSE3
SP3 Socket LGA 775
AMD-V, SVM Virtualization VT-x
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2021 Release date Q2/2007
6366 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD EPYC 7663 (100%)
Intel Core 2 Extreme QX6800 (31%)
⌀ Multi core performance in 0 CPU benchmarks
AMD EPYC 7663 (0%)
Intel Core 2 Extreme QX6800 (0%)

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 7663 AMD EPYC 7663
56C 112T @ 3.50 GHz
1298 (100%)
Intel Core 2 Extreme QX6800 Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz
403 (31%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.50 GHz
1298 (100%)
Intel Core 2 Extreme QX6800 Intel Core 2 Extreme QX6800
4C 4T @ 2.93 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.
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.00 GHz
0 (0%)
Intel Core 2 Extreme QX6800 Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz
1321 (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.
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.00 GHz
0 (0%)
Intel Core 2 Extreme QX6800 Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz
2258 (100%)

Devices using this processor

AMD EPYC 7663 Intel Core 2 Extreme QX6800
Unknown Unknown

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