CPUs

AMD EPYC 9634 vs Intel Xeon 6766P-B Full Specs

84 Cores
168 Threads
2.25GHz
64 Cores
128 Threads
2.3GHz
TDP
290W
TDP
305W
Bandwidth
460.8GB/s
DDR5
Bandwidth
409.6GB/s
DDR5
Socket
Socket

EPYC 9634EPYC 96341,940
x1
Xeon 6766P-BXeon 6766P-B-
-

84 Cores
64 Cores
168 Threads
128 Threads

Base Clock
2.25GHz
Base Clock
2.3GHz
Boost Clock
3.7GHz
Boost Clock
3.5GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
64KB
L1d
32KB
L1d
48KB
L2
1MB
L2
2MB
L3
384MB
L3
256MB

Type
DDR5
Type
DDR5
Max Memory
6.14TB
Max Memory
2.26TB
ECC
Yes
ECC
Yes
Channels
12
Channels
8
Bus Width
768-bit
Bus Width
512-bit
Speed
4800MT/s
Speed
6400MT/s
Bandwidth
460.8GB/s
Bandwidth
409.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
460.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
409.6GB/s

TDP
290W
TDP
305W
cTDP-down
240W
cTDP-down
-
cTDP-up
300W
cTDP-up
-
T-Case
-
T-Case
85°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 x32
126GB/sBandwidth
-
PCIe Secondary
PCIe 4.0 x16
31.5GB/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 12CCDVariant
-
-
Codename
Granite Rapids-D
85Die
Granite Rapids-XCCVariant
Redwood CoveP-Core
64M-Core
Market Segment
Server
Market Segment
Server
Release Date
Nov 10, 2022
Release Date
Dec 1, 2025

Foundry
TSMC
Foundry
Intel
Other Foundries
TSMCIO
Other Foundries
IntelIO
Fabrication Node
N5
N6IO
Fabrication Node
Intel 3
Intel 7IO
Die Size
852mm²
388mm²IO
Die Size
1196mm²
482mm²IO
Transistor Count
78.8 Billion
11 BillionIO
Transistor Count
-
Transistor Density
93 MTr/mm²
28 MTr/mm²IO
Transistor Density
-

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