Intel Xeon D-1521 vs. AMD R-series Embedded RX-421ND

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Xeon D-1521 and AMD R-series Embedded RX-421ND. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.

CPUs Specifications Comparison

Intel Xeon D-1521 vs. AMD R-series Embedded RX-421ND Benchmark Chart
GENERAL Intel Xeon D-1521 AMD R-series Embedded RX-421ND
Product Type Processor Processor
PROCESSOR Intel Xeon D-1521 AMD R-series Embedded RX-421ND
Type Intel Xeon D-1521 AMD R-series Embedded RX-421ND
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket FCBGA1667 Socket Socket FP4
Manufacturing Process 14 nm -
Thermal Design Power 45 W 35 W
PCI Express Revision 2.0/3.0 3.0
PCI Express Configurations X16, x4, x8 -
PCI Express Lanes Qty 32 12
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel TSX-NI, Intel OS Guard -
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 8 threads -
Clock Speed (Frequency) 2.4 GHz 2.1 GHz
Max Turbo Speed 2.7 GHz 3.4 GHz
CACHE MEMORY
Cache 6 MB 2 MB
Cache Memory Details 6 MB L2 - 2 MB
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