AMD Opteron X3421

AMD Opteron X3421
Benchmarks & Specs

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The AMD Opteron X3421, manufactured in a 28 nm process, represented a well-considered option upon its introduction. This processor relied on the Excavator architecture, known for its versatility in various applications. One of its strengths was undoubtedly the integrated graphics unit. The AMD Radeon R7 - 512 (Toronto) offered considerable graphics performance for a chip in this category.

This was particularly advantageous for systems that did not require a separate graphics card. This significantly reduced costs and complexity. The existing support for PCIe 3.0 was also a significant plus for its class. With 2 MB of L2 cache, the AMD Opteron X3421 could handle basic tasks well. Its maximum memory bandwidth was 38 GB/s.

It often found its place in microservers or embedded solutions. It was convincing where reliability and an energy-efficient all-in-one solution were required. We were surprised at the time by how functional this overall package turned out. The AMD Opteron X3421 offered a solid foundation for its specific applications.

  • Integrated graphics unit (AMD Radeon R7 - 512 (Toronto))
  • PCIe 3.0 support
  • Suitable for energy-efficient all-in-one solutions

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank ? / ?
In segment Server
Multi-core performance
Rank ? / ?
In segment Server
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

AMD Opteron X3421
AMD Radeon R7 - 512 (Toronto)
820
AMD Opteron X3418
AMD Radeon R7 - 384 (Toronto)
610
AMD Opteron X3216
AMD Radeon R7 - 256 (Toronto)
410

More benchmarks

At a glance

PropertyValue
FamilyAMD Opteron (4)
CPU groupAMD Opteron X3000 (3)
ArchitectureToronto (Excavator)
Technology28 nm
SegmentServer
SocketFP4
Generation0
Predecessor
Successor

CPU Cores and Base Frequency

PropertyValue
CPU Cores / Threads4 / 4
Hyperthreading / SMT
Core architecturenormal
Cores: 4x
Frequency: 2.10 GHz
Turbo Frequency (1 Core): 3.40 GHz
Turbo Frequency (4 Cores):
L2-Cache2.00 MB
L3-Cache
OverclockingNo

Integrated graphics (iGPU)

PropertyValue
GPU nameAMD Radeon R7 - 512 (Toronto)
GPU frequency0.80 GHz
CUs / Shader8 / 512
Raytracing
Max. displays3
Max. GPU Memory2 GB
Technology0
Release date

Memory & PCIe

Memory typeMemory bandwidth
DDR4-2400
38.4 GB/s
PropertyValue
Max. Memory
Memory channels2
ECC
PCIe3.0 x 8
PCIe Bandwidth7.9 GB/s

Thermal Management

PropertyValue
TDP15 W
TDP (PL2)
TDP up35 W
TDP down12 W
T. junction max.

Technical details

PropertyValue
Chip design
AES-NI
Operating systemsWindows 10, Linux
Instruction setx86-64 (64 bit)
ISA extensionsSSE4a, SSE4.1, SSE4.2, AVX2
Release dateQ2/2015
Release price
Documents

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AMD Opteron X3421
AMD Opteron X3421
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