M3 Ultra (28C60G) vs Intel Core i7-7740X

M3 Ultra (28C60G)
Intel Core i7-7740X $350
28 Cores
28 Threads
4.05GHz Clock
4 Cores
8 Threads
4.3GHz Clock
Socket
Unknown
Socket
LGA 2066
iGPU
60-Core M3 Ultra
21.47 TFLOPS FP32
iGPU
No GPU
- -

GB6 Single-Core

  • 86% faster vs Core i7-7740X
  • 46% slower vs M3 Ultra (28C60G)
M3 Ultra (28C60G) - GB6S 3,220
x1.86
Core i7-7740X - GB6S 1,730
x1

GB6 Multi-Core

  • 5.34x faster vs Core i7-7740X
  • 81% slower vs M3 Ultra (28C60G)
M3 Ultra (28C60G) - GB6M 27,750
x5.34
Core i7-7740X - GB6M 5,200
x1
  • 21.33x faster vs Core i7-7740X
  • 95% slower vs M3 Ultra (28C60G)
M3 Ultra (28C60G) - 819.2GB/s
x21.33
Core i7-7740X - 38.4GB/s
x1
  • 61% higher vs Core i7-7740X
  • 38% lower vs M3 Ultra (28C60G)
M3 Ultra (28C60G) - 180W
x1.61
Core i7-7740X - 112W
x1
GB6S 3,220
79%
GB6M 27,750
104%
Manufacturer
Apple
Manufacturer
Intel
Architecture
Apple Silicon 13
Architecture
Skylake
Family
M Series
Family
Core 7th Gen
Instruction Set (ISA)
AArch64
Instruction Set (ISA)
x86-64
Codename
Palma
M3 Ultra
P-Core
AS13P
E-Core
AS13E
Codename
Kaby Lake-X
Kaby Lake-4C-GT2
-
-
-
-
Market Segment
Desktop
Market Segment
Desktop
Release Date
3/5/2025
Release Date
6/26/2017
Foundry
TSMC
Foundry
Intel
Node
N3B
Node
14nm+
Die Size
1005 mm²
Die Size
125 mm²
Transistor Count
184 Billion
Transistor Count
2.1 Billion
Unknown
LGA 2066
28 Cores
20 P-Cores
8 E-Cores
4 Cores
-
-
28 Threads
20 P-Threads
8 E-Threads
8 Threads
-
-
P-Core
4.05GHz
-
-
4.3GHz
4.5GHz Boost
E-Core
2.75GHz
-
-
Overclocking
Locked
Overclocking
Unlocked
Integrated Chipset
-
Type
DMI
-
-
Transfer Rate
8GT/s
-
-
Lanes
4
-
-
Bandwidth
4GB/s
-
-
Bi-directional
8GB/s
L1 Instruction
192KB/P-Core
6-way set associative
128KB/E-Core
4-way set associative
L1 Instruction
32KB/Core
8-way set associative
-
-
L1 Data
128KB/P-Core
4-way set associative
64KB/E-Core
2-way set associative
L1 Data
32KB/Core
8-way set associative
-
-
L2
-
-
64MB Shared
16-way set associative
4MB Shared (E-Core)
16-way set associative
L2
256KB/Core
4-way set associative
-
-
-
-
-
-
-
L3
8MB Shared
16-way set associative
96MB SLC Cache
-
Channels
8
Channels
2
Max Memory
128GB
Max Memory
64GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
128Bit
Bus Width
1024Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
3200MHz
Transfer Rate
6400MT/s
Clock
1200MHz
Transfer Rate
2400MT/s
Bandwidth/Channel
102.4GB/s
Bandwidth
819.2GB/s
Bandwidth/Channel
19.2GB/s
Bandwidth
38.4GB/s
TDP
180W
TDP
112W
Temp
100°C Max
Temp
100°C Max
No PCIe
PCIe 3.0 x16 Lanes
60-Core M3 Ultra
7680 Shaders
1398MHz
21.47 TFLOPS FP32
No GPU
-
-
- -
No NPU
32 Cores
-
36 TOPS FP16
-
No Cellular
No Cellular
Change Comparison