NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon Sky 900
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2013
Generation
GeForce 30 Mobile
Radeon Sky
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
810 MHz
825 MHz
Boost Clock
1260 MHz
950 MHz
Memory Clock
2000 MHz
1250 MHz
Memory
Memory Size
16GB
3GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
384bit
Bandwidth
512.0GB/s
240.0GB/s
Render Config
SM Count
58
-
Shading Units
7424
1792
TMUs
232
112
ROPs
96
32
Tensor Cores
232
-
RT Cores
58
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
768 KB
Compute Units
-
28
Theoretical Performance
Pixel Rate
121.0 GPixel/s
30.40 GPixel/s
Texture Rate
292.3 GTexel/s
106.4 GTexel/s
FP16 (half)
18.71 TFLOPS
-
FP32 (float)
18.71 TFLOPS
3.405 TFLOPS
FP64 (double)
292.3 GFLOPS
851.2 GFLOPS
Graphics Processor
GPU Name
GA103S
Tahiti
GPU Variant
GN20-E8-A1
Orthrus
Architecture
Ampere
GCN 1.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
Unknown
4.313 billion
Die Size
496 mm²
352 mm²
Board Design
TDP
115W
300W
Outputs
No outputs
1x DVI1x mini-DisplayPort 1.2
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
8.6
-
Shader Model
6.5
5.1
📊 Benchmark
3DMark Time Spy
12,905
-
3DMark Time Spy Extreme
6,164
-