CPUs

NVIDIA Xavier vs AMD EPYC 3255 Full Specs

8 Cores
8 Threads
2.26GHz
8 Cores
16 Threads
2.5GHz
TDP
50W
TDP
55W
Bandwidth
136.5GB/s
LPDDR4X
Bandwidth
85.3GB/s
DDR4
iGPU
iGPU
-
··
22.56 TOPSINT8 Tensor
··
-
Socket
-
Socket

8 Cores
8 Cores
8 Threads
16 Threads

Base Clock
2.26GHz
Base Clock
2.5GHz
Boost Clock
-
Boost Clock
3.1GHz
Overclocking
Locked
Overclocking
Locked

L1i
128KB
L1i
64KB
L1d
64KB
L1d
32KB
L2
1MB
L2
512KB
L3
4MB
L3
16MB

Type
LPDDR4X
Type
DDR4
Max Memory
-
Max Memory
64GB
ECC
No
ECC
Yes
Channels
4
Channels
4
Bus Width
256-bit
Bus Width
256-bit
Speed
4266MT/s
Speed
2666MT/s
Bandwidth
136.5GB/s
Bandwidth
85.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
136.5GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
85.3GB/s

TDP
50W
TDP
55W
cTDP-down
30W
cTDP-down
25W
Max Operating Temp
-
Max Operating Temp
105°C Max

Bus Type
-
Bus Type
PCIe
Bus Config
-
Bus Config
4 lanes
Bus Speed
-
Bus Speed
8GT/s
Bus Bandwidth
-
Bus Bandwidth
4GB/s

-
PCIe
PCIe 3.0 x32
31.5GB/sBandwidth

iGPU
iGPU
-
Shaders
512
Shaders
-
Boost Clock
1.38GHz
Boost Clock
-
··
22.56 TOPSINT8 Tensor
··
-

NPU Model
NVDLA 1.0
NPU Model
-
NPU Cores
2
NPU Cores
-
NPU Clock
1.4GHz
NPU Clock
-
Performance
11.4 TOPSINT8
Performance
-

Manufacturer
Manufacturer
ISA
AArch64
ISA
x86-64
Architecture
Architecture
Family
-
Family
Branding
Xavier branding
Branding
EPYC 2017 branding
Codename
Xavier
-
CarmelP-Core
Codename
Snowy Owl
ZeppelinDie
-
Market Segment
Embedded
Market Segment
Embedded
Release Date
Mar 1, 2019
Release Date
Feb 21, 2018

Foundry
TSMC
Foundry
GlobalFoundries
Fabrication Node
12FFC
Fabrication Node
14LP
Die Size
-
Die Size
213mm²
Transistor Count
-
Transistor Count
4.8 Billion
Transistor Density
-
Transistor Density
23 MTr/mm²