ProductXeon E5-4655 v4Xeon E7-8880 v4
Brand Intel Intel
Street Price (Approx) ~ $4616
Search low Xeon E5-4655 v4 price (Amazon)
~ $5895
Search low Xeon E7-8880 v4 price (Amazon)
# CPU Cores 822
Frequency (GHz) 2.5 GHz2.2 GHz
Cache (MB) 3055
TDP (Watts) 135 W150 W
Product Segment ServerServer
Status ReleasedReleased
Announced On 2016-03-012016-03-01
TechnicalsXeon E5-4655 v4Xeon E7-8880 v4
Dimensions (2D) 45x45 mm45x45 mm
Conflict Free? 11
# CPU Cores 822
Threads/Core 1644
Frequency (GHz) 2.5 GHz2.2 GHz
Turbo Frequency (GHz) 3.2 GHz3.3 GHz
Cache (MB) 3055
Instructions Width (bits) 6464
Instructions Extensions AVX 2.0AVX 2.0
Lithography Process (nm) 14 nm14 nm
TDP (Watts) 135 W150 W
Max RAM 1.54 GB3.07 GB
RAM Types DDR4DDR4-1333/1600/1866 DDR3-1066/1333/1600
# Memory Channels 44
Memory Bandwidth (GB/Sec) 68GB/s85GB/s
Max CPU / Package 48
GPU NoneNone
PCI-E Version 33
PCI-E Max Lanes # 4032
Compatible Sockets FCLGA2011-3FCLGA2011
Intel Turbo Boost Version 22
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 E5-4655 v4 vs. Intel Xeon E7-8880 v4 Specs & Speed Benchmarks

CPU Speed

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

Geekbench 4 Multi, Higher is better

Geekbench 4 Single, Higher is better

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

Geekbench 4 Multi / Price, Higher is better