ProductXeon D-1521Xeon E7-8894 v4
Brand Intel Intel
Street Price (Approx) ~ $199
Search low Xeon D-1521 price (Amazon)
~ $8898
Search low Xeon E7-8894 v4 price (Amazon)
# CPU Cores 424
Frequency (GHz) 2.4 GHz2.4 GHz
Cache (MB) 660
TDP (Watts) 45 W165 W
Product Segment ServerServer
Status ReleasedReleased
Announced On 2015-10-012017-01-01
TechnicalsXeon D-1521Xeon E7-8894 v4
Dimensions (2D) 37.5x37.5 mm45x45 mm
Conflict Free? 11
# CPU Cores 424
Threads/Core 848
Frequency (GHz) 2.4 GHz2.4 GHz
Turbo Frequency (GHz) 2.7 GHz3.4 GHz
Cache (MB) 660
Instructions Width (bits) 6464
Instructions Extensions AVX 2.0AVX 2.0
Lithography Process (nm) 14 nm14 nm
TDP (Watts) 45 W165 W
Max RAM 128 GB3.07 GB
RAM Types DDR4, DDR3DDR4-1333/1600/1866 DDR3-1066/1333/1600
# Memory Channels 24
Memory Bandwidth (GB/Sec) 85GB/s
Max CPU / Package 18
GPU NoneNone
PCI-E Version 23
PCI-E Max Lanes # 3232
Compatible Sockets FCBGA1667FCLGA2011
Intel Turbo Boost Version 22
Intel V-Pro Yes
Intel Hyper-Thread YesYes
Intel Virtualization (VTX) YesYes
Intel Directed I/O (VTD) YesYes
Intel Ext. Page Tables (EPT) YesYes
Intel TSX Sync. Extensions YesYes
Intel 64 YesYes
Idle States YesYes
Enhanced Speedstep YesYes
Thermal MonitoringTech. YesYes
Flex Memory No
Intel AES New Instructions YesYes
Intel Secure Key YesYes
Intel OS Guard YesYes
Trusted Execution YesYes
Execution Disable YesYes


Intel Xeon D-1521 vs. Intel Xeon E7-8894 v4 Specs & Speed Benchmarks

CPU Speed

These tests are designed to stress the CPU components of the processor

Memory Bandwidth (GB/Sec), Higher is better


Performance/Price (Value)

Some of the same tests as above, but shown as a relation to the price. This shows what performance you get for each additional dollar spent. The higher the score, and the more value you get for your money