CPUs

AMD EPYC 9124 vs Intel Xeon 638 Full Specs

16 Cores
32 Threads
3GHz
16 Cores
32 Threads
3.2GHz
TDP
200W
TDP
180W
Bandwidth
460.8GB/s
DDR5
Bandwidth
204.8GB/s
DDR5
iGPU
0
iGPU
0
Socket
Socket

EPYC 9124EPYC 91241,856
x1
Xeon 638Xeon 638-
-

16 Cores
16 Cores
32 Threads
32 Threads

Base Clock
3GHz
Base Clock
3.2GHz
Boost Clock
3.7GHz
Boost Clock
4.8GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
64KB
L1d
32KB
L1d
48KB
L2
1MB
L2
2MB
L3
64MB
L3
72MB

Type
DDR5
Type
DDR5
Max Memory
6.14TB
Max Memory
2.05TB
ECC
Yes
ECC
Yes
Channels
12
Channels
4
Bus Width
768-bit
Bus Width
256-bit
Speed
4800MT/s
Speed
6400MT/s
Bandwidth
460.8GB/s
Bandwidth
204.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
460.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
204.8GB/s

TDP
200W
TDP
180W
cTDP-down
200W
cTDP-down
-
cTDP-up
240W
cTDP-up
-
Peak Power
-
Peak Power
216W
Max Operating Temp
-
Max Operating Temp
100°C Max
T-Case
-
T-Case
76°C Max

Bus Type
PCIe
Bus Type
-
Bus Config
8 lanes
Bus Config
-
Bus Speed
32GT/s
Bus Speed
-
Bus Bandwidth
32GB/s
Bus Bandwidth
-

PCIe
PCIe 5.0 x128
504.1GB/sBandwidth
PCIe
PCIe 5.0 x80
315GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
EPYC 2017 branding
Branding
Xeon 2024 branding
Codename
Genoa
DurangoDie
Genoa 2CCDVariant
-
-
Codename
Granite Rapids-D
16Die
Granite Rapids-LCCVariant
Redwood CoveP-Core
16M-Core
Market Segment
Server
Market Segment
Workstation
Release Date
Nov 10, 2022
Release Date
Feb 2, 2026

Foundry
TSMC
Foundry
Intel
Other Foundries
TSMCIO
Other Foundries
IntelIO
Fabrication Node
N5
N6IO
Fabrication Node
Intel 3
Intel 7IO
Die Size
142mm²
388mm²IO
Die Size
-
482mm²IO
Transistor Count
13.1 Billion
11 BillionIO
Transistor Count
-
Transistor Density
93 MTr/mm²
28 MTr/mm²IO
Transistor Density
-

No images available
No images available