GPUs

Apple 8-Core M1 vs AMD Radeon RX 6600M Full Specs

1,024 Shaders
1.28GHz
1,792 Shaders
2.18GHz
Shared Memory68.3GB/sLPDDR4X
8GB GDDR6256GB/s
··
2.62 TFLOPS
··
7.8 TFLOPS
Form Factor
iGPU
Form Factor
Soldered
TDP
Shared
TDP
100W

8-Core M18-Core M12.62 TFLOPSFP16
x1
Radeon RX 6600MRadeon RX 6600M15.6 TFLOPSFP16
x5.96

Clock Speed
··
Clock Speed
···
Peak OPS
2.62 TFLOPSFP16
Peak OPS
15.6 TFLOPSFP16
FP32
2.62 TFLOPS
FP32
7.8 TFLOPS
-
FP64
487.7 GFLOPS
Pixel Rate
40.9 GPixel/s
Pixel Rate
139.3 GPixel/s
Texture Rate
81.8 GTexel/s
Texture Rate
243.8 GTexel/s

Shaders
1,024 Shaders
Shaders
1,792 Shaders
TMUs
64 TMUs
TMUs
112 TMUs
ROPs
32 ROPs
ROPs
64 ROPs
RT Cores
-
RT Cores
28 RT-Cores
EUs
128 EUs
CUs
28 CUs

Base Clock
-
Base Clock
1.49GHz
Boost Clock
1.28GHz
Boost Clock
2.18GHz

L2 Cache
768KB shared
L2 Cache
2MB shared
L3 Cache
-
L3 Cache
32MB shared
L3 Bandwidth
-
L3 Bandwidth
832GB/s

Shared MemoryLPDDR4X
8GB GDDR6
Memory Bus
128-bit
Memory Bus
128-bit
Memory Speed
4.3GT/s
Memory Speed
16GT/s
Memory Bandwidth
68.3GB/s
Memory Bandwidth
256GB/s

TDP
Shared
TDP
100W

Multi-Monitor
1
Multi-Monitor
3
HDCP
-
HDCP
HDCP 2.3

Encoder Model
Apple Media Engine 1
Encoder Model
VCN 3.0

Decoder Model
Apple Media Engine 1
Decoder Model
VCN 3.0

Form Factor
iGPU
Form Factor
Soldered

Manufacturer
Manufacturer
Chip Designer
Chip Designer
Architecture
Architecture
Family
Family
Branding
M1 branding
Branding
Radeon 2020 branding
Codename
G13G
Codename
Dimgrey Cavefish
Chip Variant
-
Chip Variant
Navi 23 XL
Market Segment
Laptop
Market Segment
Laptop
Release Date
Nov 10, 2020
Release Date
May 31, 2021

Foundry
TSMC
Foundry
TSMC
Fabrication Node
N5
Fabrication Node
N7
Die Size
123mm²
Die Size
237mm²
Transistor Count
16 Billion
Transistor Count
11.1 Billion
Transistor Density
130 MTr/mm²
Transistor Density
46.67 MTr/mm²

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