Intel Core i5-680 vs AMD Opteron X3421

Last updated:

CPU comparison with benchmarks


Intel Core i5-680 CPU1 vs CPU2 AMD Opteron X3421
Intel Core i5-680 AMD Opteron X3421

CPU comparison

In this CPU comparison, we compare the Intel Core i5-680 and the AMD Opteron X3421 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 AMD Opteron X3421 which has 4 CPU cores and was introduced in Q2/2015.
Intel Core i5 (331) Family AMD Opteron (4)
Intel Core i5 600 (6) CPU group AMD Opteron X3000 (3)
1 Generation 0
Clarkdale Architecture Toronto (Excavator)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

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 AMD Opteron X3421 clocks with 2.10 GHz (3.40 GHz), has 4 CPU cores and can calculate 4 threads in parallel.

Intel Core i5-680 Characteristic AMD Opteron X3421
2 Cores 4
4 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
3.60 GHz Frequency 2.10 GHz
3.86 GHz Turbo Frequency (1 Core) 3.40 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 i5-680 Characteristic AMD Opteron X3421
-- 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.

Intel HD Graphics (Westmere) GPU AMD Radeon R7 - 512 (Toronto)
0.50 GHz GPU frequency 0.80 GHz
0.73 GHz GPU (Turbo) --
5 GPU Generation 0
32 nm Technology
2 Max. displays 3
12 Compute units 8
24 Shader 512
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
10.1 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.

Intel HD Graphics (Westmere) GPU AMD Radeon R7 - 512 (Toronto)
No Codec h265 / HEVC (8 bit) Decode
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode Codec AVC No
No Codec VC-1 No
No Codec JPEG Decode

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 AMD Opteron X3421 supports a maximum of GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled.

Intel Core i5-680 Characteristic AMD Opteron X3421
DDR3-1066, DDR3-1333 Memory DDR4-2400
16 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
0.50 MB L2 Cache 2.00 MB
4.00 MB L3 Cache --
2.0 PCIe version 3.0
16 PCIe lanes 8
8.0 GB/s PCIe Bandwidth 7.9 GB/s

Thermal Management

The Intel Core i5-680 has a TDP of 73 W. The TDP of the AMD Opteron X3421 is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-680 Characteristic AMD Opteron X3421
73 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up 35 W
-- TDP down 12 W
-- Tjunction max. --

Technical details

The Intel Core i5-680 has 4.50 MB cache and is manufactured in 32 nm. The cache of AMD Opteron X3421 is at 2.00 MB. The processor is manufactured in 28 nm.

Intel Core i5-680 Characteristic AMD Opteron X3421
32 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, AVX2
LGA 1156 Socket FP4
VT-x, VT-x EPT, VT-d Virtualization AMD-V, AMD-Vt
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2010 Release date Q2/2015
305 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i5-680 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the AMD Opteron X3421 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:


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 (4%)
AMD Opteron X3421 AMD Opteron X3421
AMD Radeon R7 - 512 (Toronto) @ 0.80 GHz
820 (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 (100%)
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 3.40 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 i5-680 Intel Core i5-680
2C 4T @ 3.60 GHz
1394 (100%)
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 2.10 GHz
0 (0%)

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 (100%)
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 2.10 GHz
0 (0%)

Devices using this processor

Intel Core i5-680 AMD Opteron X3421
Unknown Unknown

Popular comparisons containing this CPUs

1. AMD Opteron X3216AMD Opteron X3421 AMD Opteron X3216 vs AMD Opteron X3421
2. Intel Core i5-680Intel Core i3-550 Intel Core i5-680 vs Intel Core i3-550
3. Intel Core i5-760Intel Core i5-680 Intel Core i5-760 vs Intel Core i5-680
4. Intel Core i7-880Intel Core i5-680 Intel Core i7-880 vs Intel Core i5-680
5. Intel Core 2 Quad Q9500Intel Core i5-680 Intel Core 2 Quad Q9500 vs Intel Core i5-680
6. AMD Ryzen 5 5500Intel Core i5-680 AMD Ryzen 5 5500 vs Intel Core i5-680
7. MediaTek Helio P18Intel Core i5-680 MediaTek Helio P18 vs Intel Core i5-680
8. Intel Core i5-680AMD Athlon II X4 645 Intel Core i5-680 vs AMD Athlon II X4 645
9. Intel Core i5-680MediaTek MT8161 Intel Core i5-680 vs MediaTek MT8161
10. Apple M1 Max (32-GPU)Intel Core i5-680 Apple M1 Max (32-GPU) vs Intel Core i5-680


back to index