CPUs

Intel Xeon Platinum 8156 vs AMD Opteron 4280 Full Specs

4 Cores
8 Threads
3.6GHz
4 Cores
8 Threads
2.8GHz
TDP
105W
TDP
95W
Bandwidth
128GB/s
DDR4
Bandwidth
25.6GB/s
DDR3
Socket
Socket

4 Cores
4 Cores
8 Threads
8 Threads

Base Clock
3.6GHz
Base Clock
2.8GHz
Boost Clock
3.7GHz
Boost Clock
3.5GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
64KB
L1d
32KB
L1d
16KB
L2
1MB
L2
2MB
L3
16.5MB
L3
8MB

Type
DDR4
Type
DDR3
Max Memory
768GB
Max Memory
512GB
ECC
Yes
ECC
Yes
Channels
6
Channels
2
Bus Width
384-bit
Bus Width
128-bit
Speed
2666MT/s
Speed
1600MT/s
Bandwidth
128GB/s
Bandwidth
25.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
128GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
25.6GB/s

TDP
105W
TDP
95W
T-Case
71°C Max
T-Case
-
Included Cooler
0
Included Cooler
-

Bus Type
UPI
Bus Type
HT
Bus Config
16-bit
Bus Config
32-bit
Bus Speed
10.4GT/s
Bus Speed
6.4GT/s
Bus Bandwidth
20.8GB/s
Bus Bandwidth
25.6GB/s

PCIe
PCIe 3.0 x48
47.3GB/sBandwidth
-

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon Platinum 2017 branding
Branding
Opteron 2011 branding
Codename
Skylake-E
Skylake-SP-HCCVariant
Codename
Valencia
-
Market Segment
Server
Market Segment
Server
Release Date
Jul 11, 2017
Release Date
Nov 14, 2011

Foundry
Intel
Foundry
GlobalFoundries
Fabrication Node
14nm
Fabrication Node
32nm
Die Size
484mm²
Die Size
315mm²
Transistor Count
8.3 Billion
Transistor Count
1.2 Billion
Transistor Density
17 MTr/mm²
Transistor Density
4 MTr/mm²