CPUs

Intel Xeon 638 vs Intel Xeon w5-3425 Full Specs

16 Cores
32 Threads
3.2GHz
12 Cores
24 Threads
3.2GHz
TDP
180W
TDP
270W
Bandwidth
204.8GB/s
DDR5
Bandwidth
307.2GB/s
DDR5
iGPU
0
iGPU
0
Socket
Socket

Xeon 638Xeon 638-
-
Xeon w5-3425Xeon w5-34252,095
x1

16 Cores
12 Cores
32 Threads
24 Threads

Base Clock
3.2GHz
Base Clock
3.2GHz
Boost Clock
4.8GHz
Boost Clock
4.6GHz
Overclocking
Locked
Overclocking
Locked

L1i
64KB
L1i
32KB
L1d
48KB
L1d
48KB
L2
2MB
L2
2MB
L3
72MB
L3
30MB

Type
DDR5
Type
DDR5
Max Memory
2.05TB
Max Memory
4.1TB
ECC
Yes
ECC
Yes
Channels
4
Channels
8
Bus Width
256-bit
Bus Width
512-bit
Speed
6400MT/s
Speed
4800MT/s
Bandwidth
204.8GB/s
Bandwidth
307.2GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
204.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
307.2GB/s

TDP
180W
TDP
270W
Peak Power
216W
Peak Power
324W
Max Operating Temp
100°C Max
Max Operating Temp
103°C Max
T-Case
76°C Max
T-Case
72°C Max
Included Cooler
-
Included Cooler
0

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

PCIe
PCIe 5.0 x80
315GB/sBandwidth
PCIe
PCIe 5.0 x112
441.1GB/sBandwidth

NPU Model
-
NPU Model
DL Boost

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2024 branding
Branding
Xeon w5 2023 branding
Codename
Granite Rapids-D
16Die
Granite Rapids-LCCVariant
Redwood CoveP-Core
16M-Core
Codename
Sapphire Rapids-HBM
-
Sapphire Rapids-XCCVariant
Golden CoveP-Core
-
Market Segment
Workstation
Market Segment
Workstation
Release Date
Feb 2, 2026
Release Date
Jan 10, 2023

Foundry
Intel
Foundry
Intel
Other Foundries
IntelIO
Other Foundries
-
Fabrication Node
Intel 3
Intel 7IO
Fabrication Node
Intel 7
-
Die Size
-
482mm²IO
Die Size
1576mm²
-
Transistor Count
-
Transistor Count
112 Billion
Transistor Density
-
Transistor Density
71 MTr/mm²

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