AMD Radeon 680M vs NVIDIA GeForce RTX 3080 Ti Mobile

GPU Specs Compare

Graphics Card

Release Date
Jan 2022
Jan 2022
Generation
Navi II IGP
GeForce 30 Mobile
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16

Clock Speeds

Base Clock
2000 MHz
810 MHz
Boost Clock
2200 MHz
1260 MHz
Memory Clock
System Shared
2000 MHz

Memory

Memory Size
System Shared
16GB
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
512.0GB/s

Render Config

Compute Units
12
-
Shading Units
768
7424
TMUs
48
232
ROPs
32
96
RT Cores
12
58
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
4 MB
SM Count
-
58
Tensor Cores
-
232

Theoretical Performance

Pixel Rate
70.40 GPixel/s
121.0 GPixel/s
Texture Rate
105.6 GTexel/s
292.3 GTexel/s
FP16 (half)
6.758 TFLOPS
18.71 TFLOPS
FP32 (float)
3.379 TFLOPS
18.71 TFLOPS
FP64 (double)
211.2 GFLOPS
292.3 GFLOPS

Graphics Processor

GPU Name
Rembrandt
GA103S
Architecture
RDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
6 nm
8 nm
Transistors
13.1 billion
Unknown
Die Size
208 mm²
496 mm²
GPU Variant
-
GN20-E8-A1

Board Design

TDP
50W
115W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None

Graphics Features

DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.3
1.3
Shader Model
6.7
6.5
CUDA
-
8.6

📊 Benchmark

3DMark Time Spy
-
12,905
3DMark Time Spy Extreme
-
6,164