Intel Core Ultra 5 245K vs M1 Ultra (20C48G)

Intel Core Ultra 5 245K $319
M1 Ultra (20C48G)
14 Cores
14 Threads
4.2GHz Clock
20 Cores
20 Threads
3.23GHz Clock
Socket
LGA 1851
Socket
Unknown
iGPU
Graphics 4C 1900MHz
1.95 TFLOPS FP32
iGPU
48-Core M1 Ultra
15.85 TFLOPS FP32

GB6 Single-Core

  • 23% faster vs M1 Ultra (20C48G)
  • 19% slower vs Core Ultra 5 245K
Core Ultra 5 245K - GB6S 2,950
x1.23
M1 Ultra (20C48G) - GB6S 2,400
x1

GB6 Multi-Core

  • 3% slower vs M1 Ultra (20C48G)
  • 3% faster vs Core Ultra 5 245K
Core Ultra 5 245K - GB6M 18,095
x1
M1 Ultra (20C48G) - GB6M 18,650
x1.03

CB23 Single-Core

  • 36% faster vs M1 Ultra (20C48G)
  • 27% slower vs Core Ultra 5 245K
Core Ultra 5 245K - CB23S 2,110
x1.36
M1 Ultra (20C48G) - CB23S 1,550
x1

CB23 Multi-Core

  • 13% faster vs M1 Ultra (20C48G)
  • 11% slower vs Core Ultra 5 245K
Core Ultra 5 245K - CB23M 26,510
x1.13
M1 Ultra (20C48G) - CB23M 23,520
x1
  • 88% slower vs M1 Ultra (20C48G)
  • 8x faster vs Core Ultra 5 245K
Core Ultra 5 245K - 102.4GB/s
x1
M1 Ultra (20C48G) - 819.2GB/s
x8
  • 31% lower vs M1 Ultra (20C48G)
  • 44% higher vs Core Ultra 5 245K
Core Ultra 5 245K - 125W
x1
M1 Ultra (20C48G) - 180W
x1.44
  • 88% slower vs M1 Ultra (20C48G)
  • 8.13x faster vs Core Ultra 5 245K
Core Ultra 5 245K - 1.95 TFLOPS FP32
x1
M1 Ultra (20C48G) - 15.85 TFLOPS FP32
x8.13
  • 41% slower vs M1 Ultra (20C48G)
  • 69% faster vs Core Ultra 5 245K
Core Ultra 5 245K - 13 TOPS INT8
x1
M1 Ultra (20C48G) - 22 TOPS FP16
x1.69
GB6S 2,950
73%
GB6S 2,400
59%
GB6M 18,095
68%
GB6M 18,650
70%
CB23S 2,110
81%
CB23S 1,550
60%
CB23M 26,510
61%
CB23M 23,520
55%
Manufacturer
Intel
Manufacturer
Apple
Architecture
Arrow Lake
Architecture
Apple Silicon 10
Family
Core Ultra Series 2
Family
M Series
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
AArch64
Codename
-
Arrow Lake-S-8P-16E
P-Core
Lion Cove
E-Core
Skymont
Codename
Jade-2C
M1 Ultra
P-Core
Firestorm
E-Core
Icestorm
Market Segment
Desktop
Market Segment
Desktop
Release Date
10/24/2024
Release Date
3/8/2022
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
TSMC
-
-
-
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
N5
-
-
-
Die Size
135 mm²
23 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
864 mm²
-
-
-
Transistor Count
Unknown
Transistor Count
114 Billion
LGA 1851
Unknown
14 Cores
6 P-Cores
8 E-Cores
20 Cores
16 P-Cores
4 E-Cores
14 Threads
6 P-Threads
8 E-Threads
20 Threads
16 P-Threads
4 E-Threads
P-Core
4.2GHz
5.2GHz Boost
P-Core
3.23GHz
-
E-Core
3.6GHz
4.6GHz Boost
E-Core
2.06GHz
-
Overclocking
Unlocked
Overclocking
Locked
Type
DMI
Integrated Chipset
-
Transfer Rate
16GT/s
-
-
Lanes
8
-
-
Bandwidth
16GB/s
-
-
Bi-directional
32GB/s
-
-
L1 Instruction
64KB/P-Core
8-way set associative
64KB/E-Core
8-way set associative
L1 Instruction
192KB/P-Core
6-way set associative
128KB/E-Core
4-way set associative
L1 Data
48KB/P-Core
12-way set associative
32KB/E-Core
8-way set associative
L1 Data
128KB/P-Core
4-way set associative
64KB/E-Core
2-way set associative
L2
3072KB/Core
10-way set associative
-
-
8MB Shared (E-Core)
16-way set associative
L2
-
-
48MB Shared
12-way set associative
4MB Shared (E-Core)
16-way set associative
L3
24MB Shared
12-way set associative
-
-
-
-
96MB SLC Cache
Channels
2
Channels
8
Max Memory
192GB
Max Memory
128GB
ECC
Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
128Bit
Bus Width
1024Bit
Clock
3200MHz
Transfer Rate
6400MT/s
Clock
3200MHz
Transfer Rate
6400MT/s
Bandwidth/Channel
51.2GB/s
Bandwidth
102.4GB/s
Bandwidth/Channel
102.4GB/s
Bandwidth
819.2GB/s
TDP
125W
159W Peak
TDP
180W
-
Temp
105°C Max
Temp
100°C Max
PCIe 5.0 x20 Lanes
PCIe 4.0 x4 Lanes
PCIe 4.0 x24 Lanes
Graphics 4C 1900MHz
512 Shaders
1900MHz
1.95 TFLOPS FP32
48-Core M1 Ultra
6144 Shaders
1290MHz
15.85 TFLOPS FP32
AI Boost 3
-
2 Cores
32 Cores
13 TOPS INT8
22 TOPS FP16
No Cellular
No Cellular
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