Intel Core i5 6400 vs Apple M1 Ultra
We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and Apple M1 Ultra with 20 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Apple M1 Ultra 's Advantages
Released 6 years and 6 months late
Higher specification of memory (6400 vs 2133)
Larger memory bandwidth (800GB/s vs 34.1GB/s)
Higher base frequency (3.2GHz vs 2.7GHz)
More modern manufacturing process (5nm vs 14nm)
Lower TDP (60W vs 65W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 6400
898
Apple M1 Ultra
+71%
1538
Cinebench R23 Multi Core
Intel Core i5 6400
3214
Apple M1 Ultra
+617%
23054
Geekbench 6 Single Core
Intel Core i5 6400
1143
Apple M1 Ultra
+111%
2420
Geekbench 6 Multi Core
Intel Core i5 6400
3312
Apple M1 Ultra
+464%
18680
Blender
Intel Core i5 6400
49
Apple M1 Ultra
+751%
417
Geekbench 5 Single Core
Intel Core i5 6400
853
Apple M1 Ultra
+107%
1768
Geekbench 5 Multi Core
Intel Core i5 6400
2805
Apple M1 Ultra
+737%
23501
Passmark CPU Single Core
Intel Core i5 6400
1961
Apple M1 Ultra
+95%
3831
Passmark CPU Multi Core
Intel Core i5 6400
5151
Apple M1 Ultra
+691%
40784
General Parameters
Sep 2015
Release Date
Mar 2022
Intel
Manufacturer
Apple
Desktop
Type
Desktop
x86-64
Instruction Set
ARMv8
Skylake
Core Architecture
Apple M1
i5-6400
Processor Number
APL1106/APL1W06
LGA-1151
Socket
Apple M-Socket
HD Graphics 530
Integrated Graphics
Apple M1 Ultra GPU (64-core)
Package
-
Transistor Count
114 billions
14 nm
Manufacturing Process
5 nm
65 W
Power Consumption
60 W
CPU Performance
4
Performance Cores
16
4
Performance Core Threads
16
2.7 GHz
Performance Core Base Frequency
3.2 GHz
3.3 GHz
Performance Core Turbo Frequency
3.2 GHz
-
Efficiency Cores
4
-
Efficiency Core Threads
4
-
Efficiency Core Base Frequency
2.1 GHz
4
Total Core Count
20
4
Total Thread Count
20
100 MHz
Bus Frequency
-
27x
Multiplier
-
64 K per core
L1 Cache
192 K per core
256 K per core
L2 Cache
48 MB shared
6 MB shared
L3 Cache
-
No
Unlocked Multiplier
No
Memory Parameters
DDR4-2133, DDR3L-1600
Memory Types
LPDDR5-6400
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
16
34.1 GB/s
Max Memory Bandwidth
800 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
-
GPU Base Frequency
450 MHz
950 MHz
GPU Max Dynamic Frequency
1296 MHz
-
Shader Units
8192
-
Texture Units
512
-
Raster Operation Units
256
-
Execution Units
1024
-
Power Consumption
120 W
-
Max Resolution
6016x3384 - 60 Hz
-
Graphics Performance
21.2 TFLOPS
Miscellaneous
3.0
PCIe Version
-
16
PCIe Lanes
-
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
