AMD Opteron X3421 vs Intel Core i7-13850HX

Last updated:

CPU comparison with benchmarks


AMD Opteron X3421 CPU1 vs CPU2 Intel Core i7-13850HX
AMD Opteron X3421 Intel Core i7-13850HX

CPU comparison

AMD Opteron X3421 or Intel Core i7-13850HX - 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 AMD Opteron X3421 has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Opteron X3421 was released in Q2/2015.

The Intel Core i7-13850HX has 20 cores with 28 threads and clocks with a maximum frequency of 5.30 GHz. The CPU supports up to 192 GB of memory in 2 memory channels. The Intel Core i7-13850HX was released in Q1/2023.
AMD Opteron (4) Family Intel Core i7 (298)
AMD Opteron X3000 (3) CPU group Intel Core i 13000H (26)
0 Generation 13
Toronto (Excavator) Architecture Raptor Lake H
Desktop / Server Segment Mobile
-- Predecessor Intel Core i7-12850HX
-- Successor --

CPU Cores and Base Frequency

The AMD Opteron X3421 is a 4 core processor with a clock frequency of 2.10 GHz (3.40 GHz). The Intel Core i7-13850HX has 20 CPU cores with a clock frequency of 2.10 GHz (5.30 GHz).

AMD Opteron X3421 Characteristic Intel Core i7-13850HX
4 Cores 20
4 Threads 28
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
No Overclocking ? No
2.10 GHz (3.40 GHz) A-Core 2.10 GHz (5.30 GHz)
8x Raptor Cove
-- B-Core 1.50 GHz (3.80 GHz)
12x Gracemont

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 Opteron X3421 Characteristic Intel Core i7-13850HX
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

AMD Radeon R7 - 512 (Toronto) GPU Intel UHD Graphics 13th Gen (32 EU)
0.80 GHz GPU frequency 0.40 GHz
-- GPU (Turbo) 1.60 GHz
0 GPU Generation 13
Technology 10 nm
3 Max. displays 3
8 Compute units 32
512 Shader 256
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 64 GB
12 DirectX Version 12.1

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.

AMD Radeon R7 - 512 (Toronto) GPU Intel UHD Graphics 13th Gen (32 EU)
Decode Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

The AMD Opteron X3421 supports a maximum of GB of memory in 2 memory channels. The Intel Core i7-13850HX can connect up to 192 GB of memory in 2 memory channels.

AMD Opteron X3421 Characteristic Intel Core i7-13850HX
DDR4-2400 Memory DDR5-5600, DDR4-3200
Max. Memory 192 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 89.6 GB/s
Yes ECC Yes
2.00 MB L2 Cache 24.00 MB
-- L3 Cache 30.00 MB
3.0 PCIe version 5.0
8 PCIe lanes 20
7.9 GB/s PCIe Bandwidth 78.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Opteron X3421 has a TDP of 15 W, that of the Intel Core i7-13850HX is 55 W.

AMD Opteron X3421 Characteristic Intel Core i7-13850HX
15 W TDP (PL1 / PBP) 55 W
-- TDP (PL2) 157 W
35 W TDP up 86 W
12 W TDP down 45 W
-- Tjunction max. 100 °C

Technical details

The AMD Opteron X3421 has a 2.00 MB cache, while the Intel Core i7-13850HX cache has a total of 54.00 MB.

AMD Opteron X3421 Characteristic Intel Core i7-13850HX
28 nm Technology 10 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX2+
FP4 Socket BGA 1744
AMD-V, AMD-Vt Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2015 Release date Q1/2023
-- Release price --
show more data show more data


Rate these processors

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:
Here you can rate the Intel Core i7-13850HX to help other visitors make their purchasing decisions. The average rating is 4.5 stars (2 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.
AMD Opteron X3421 AMD Opteron X3421
AMD Radeon R7 - 512 (Toronto) @ 0.80 GHz
820 (100%)
Intel Core i7-13850HX Intel Core i7-13850HX
Intel UHD Graphics 13th Gen (32 EU) @ 1.60 GHz
819 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 3.40 GHz
0 (0%)
Intel Core i7-13850HX Intel Core i7-13850HX
20C 28T @ 5.30 GHz
112 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 3.40 GHz
0 (0%)
Intel Core i7-13850HX Intel Core i7-13850HX
20C 28T @ 5.30 GHz
1265 (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.
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 3.40 GHz
0 (0%)
Intel Core i7-13850HX Intel Core i7-13850HX
20C 28T @ 5.30 GHz
1941 (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.
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 2.10 GHz
0 (0%)
Intel Core i7-13850HX Intel Core i7-13850HX
20C 28T @ 4.40 GHz
14869 (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.
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 3.40 GHz
0 (0%)
Intel Core i7-13850HX Intel Core i7-13850HX
20C 28T @ 5.30 GHz
2699 (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.
AMD Opteron X3421 AMD Opteron X3421
4C 4T @ 2.10 GHz
0 (0%)
Intel Core i7-13850HX Intel Core i7-13850HX
20C 28T @ 4.40 GHz
14587 (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 Opteron X3421 AMD Opteron X3421
4C 4T @ 2.10 GHz
0 (0%)
Intel Core i7-13850HX Intel Core i7-13850HX
20C 28T @ 4.40 GHz
38902 (100%)

Devices using this processor

AMD Opteron X3421 Intel Core i7-13850HX
Unknown Unknown

Popular comparisons containing this CPUs

1. Intel Core i7-13850HXIntel Core i9-13900H Intel Core i7-13850HX vs Intel Core i9-13900H
2. Intel Core i7-13850HXIntel Core i9-13950HX Intel Core i7-13850HX vs Intel Core i9-13950HX
3. Intel Core i7-13850HXIntel Core i7-1370P Intel Core i7-13850HX vs Intel Core i7-1370P
4. Intel Core i7-13700KIntel Core i7-13850HX Intel Core i7-13700K vs Intel Core i7-13850HX
5. Intel Core i7-12850HXIntel Core i7-13850HX Intel Core i7-12850HX vs Intel Core i7-13850HX
6. Intel Core i7-13850HXIntel Core i7-13700HX Intel Core i7-13850HX vs Intel Core i7-13700HX
7. Intel Core i7-13850HXIntel Core i7-12700H Intel Core i7-13850HX vs Intel Core i7-12700H
8. AMD Opteron X3216AMD Opteron X3421 AMD Opteron X3216 vs AMD Opteron X3421
9. Intel Core i7-13850HXIntel Core i9-12950HX Intel Core i7-13850HX vs Intel Core i9-12950HX
10. Intel Core i7-13850HXApple M1 Intel Core i7-13850HX vs Apple M1


back to index