AMD Radeon RX 6600M vs NVIDIA GeForce RTX 3080 Ti
GPU · Specs Compare
Graphics Card
Release Date
May 2021
May 2021
Generation
Mobility Radeon
GeForce 30
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
2068 MHz
1365 MHz
Boost Clock
2416 MHz
1665 MHz
Memory Clock
1750 MHz
1188 MHz
Memory
Memory Size
8GB
12GB
Memory Type
GDDR6
GDDR6X
Memory Bus
128bit
384bit
Bandwidth
224.0GB/s
912.4GB/s
Render Config
Compute Units
28
—
Shading Units
1792
10240
TMUs
112
320
ROPs
64
112
RT Cores
28
80
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
6 MB
L3 Cache
32 MB
—
SM Count
—
80
Tensor Cores
—
320
Theoretical Performance
Pixel Rate
154.6 GPixel/s
186.5 GPixel/s
Texture Rate
270.6 GTexel/s
532.8 GTexel/s
FP16 (half)
17.32 TFLOPS
34.10 TFLOPS
FP32 (float)
8.659 TFLOPS
34.10 TFLOPS
FP64 (double)
541.2 GFLOPS
532.8 GFLOPS
Graphics Processor
GPU Name
Navi 23
GA102
Architecture
RDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
7 nm
8 nm
Transistors
11.06 billion
28.3 billion
Die Size
237 mm²
628 mm²
GPU Variant
—
GA102-225-A1
Board Design
TDP
100W
350W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 12-pin
Suggested PSU
—
750 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.5
6.6
CUDA
—
8.6
Benchmark
3DMark Time Spy
—
19,629
3DMark Time Spy Extreme
—
10,032
3DMark Speed Way
—
5,330
▲ Specs Compare
Data sourced from official specifications and benchmark tests.