Intel Core i5-680 vs Intel Core i9-9900X

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CPU comparison with benchmarks


Intel Core i5-680 CPU1 vs CPU2 Intel Core i9-9900X
Intel Core i5-680 Intel Core i9-9900X

CPU comparison

In this CPU comparison, we compare the Intel Core i5-680 and the Intel Core i9-9900X and use benchmarks to check which processor is faster.

We compare the Intel Core i5-680 2 core processor released in Q2/2010 with the Intel Core i9-9900X which has 10 CPU cores and was introduced in Q4/2018.
Intel Core i5 (331) Family Intel Core i9 (78)
Intel Core i5 600 (6) CPU group Intel Core i 9000X (8)
1 Generation 9
Clarkdale Architecture Skylake X Refresh
Desktop / Server Segment Desktop / Server
-- Predecessor Intel Core i9-7900X
-- Successor Intel Core i9-10900X

CPU Cores and Base Frequency

The Intel Core i5-680 is a 2 core processor with a clock frequency of 3.60 GHz (3.86 GHz). The processor can compute 4 threads at the same time. The Intel Core i9-9900X clocks with 3.50 GHz (4.50 GHz), has 10 CPU cores and can calculate 20 threads in parallel.

Intel Core i5-680 Characteristic Intel Core i9-9900X
2 Cores 10
4 Threads 20
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
3.60 GHz Frequency 3.50 GHz
3.86 GHz Turbo Frequency (1 Core) 4.50 GHz
-- Turbo Frequency (All Cores) 4.30 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i5-680 Characteristic Intel Core i9-9900X
-- AI hardware --
-- AI specifications --

Internal Graphics

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.

Intel HD Graphics (Westmere) GPU no iGPU
0.50 GHz GPU frequency --
0.73 GHz GPU (Turbo) --
5 GPU Generation --
32 nm Technology
2 Max. displays
12 Compute units --
24 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
10.1 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.

Intel HD Graphics (Westmere) GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to 16 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-680, while the Intel Core i9-9900X supports a maximum of 128 GB of memory with a maximum memory bandwidth of 85.4 GB/s enabled.

Intel Core i5-680 Characteristic Intel Core i9-9900X
DDR3-1066, DDR3-1333 Memory DDR4-2666
16 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
21.3 GB/s Max. Bandwidth 85.4 GB/s
No ECC No
0.50 MB L2 Cache --
4.00 MB L3 Cache 19.00 MB
2.0 PCIe version 3.0
16 PCIe lanes 44
8.0 GB/s PCIe Bandwidth 43.3 GB/s

Thermal Management

The Intel Core i5-680 has a TDP of 73 W. The TDP of the Intel Core i9-9900X is 165 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-680 Characteristic Intel Core i9-9900X
73 W TDP (PL1 / PBP) 165 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 92 °C

Technical details

The Intel Core i5-680 has 4.50 MB cache and is manufactured in 32 nm. The cache of Intel Core i9-9900X is at 19.00 MB. The processor is manufactured in 14 nm.

Intel Core i5-680 Characteristic Intel Core i9-9900X
32 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
LGA 1156 Socket LGA 2066
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2010 Release date Q4/2018
305 $ Release price 989 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i5-680 (55%)
Intel Core i9-9900X (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i5-680 (13%)
Intel Core i9-9900X (100%)

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 i5-680 Intel Core i5-680
2C 4T @ 3.86 GHz
651 (55%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
1174 (100%)

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 i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
1394 (13%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
10490 (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 i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
2599 (12%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
21882 (100%)

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 i5-680 Intel Core i5-680
2C 4T @ 3.86 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
1459 (100%)

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 i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
9475 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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.
Intel Core i5-680 Intel Core i5-680
2C 4T @ 3.86 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
455 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
4855 (100%)

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 i5-680 Intel Core i5-680
Intel HD Graphics (Westmere) @ 0.73 GHz
35 (100%)
Intel Core i9-9900X Intel Core i9-9900X
@ 0.00 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
169.7 (100%)

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 i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 3.50 GHz
5640 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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.
Intel Core i5-680 Intel Core i5-680
2C 4T @ 3.86 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.50 GHz
197 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
0 (0%)
Intel Core i9-9900X Intel Core i9-9900X
10C 20T @ 4.30 GHz
2114 (100%)

Devices using this processor

Intel Core i5-680 Intel Core i9-9900X
Unknown Unknown

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