AMD Radeon 680M vs NVIDIA GeForce RTX 3080 12 GB
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Jan 2022
Generation
Navi II IGP
GeForce 30
Type
Integrated
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
2000 MHz
1260 MHz
Boost Clock
2200 MHz
1710 MHz
Memory Clock
System Shared
1188 MHz
Memory
Memory Size
System Shared
12GB
Memory Type
System Shared
GDDR6X
Memory Bus
System Shared
384bit
Bandwidth
System Dependent
912.4GB/s
Render Config
Compute Units
12
—
Shading Units
768
8960
TMUs
48
280
ROPs
32
96
RT Cores
12
70
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
6 MB
SM Count
—
70
Tensor Cores
—
280
Theoretical Performance
Pixel Rate
70.40 GPixel/s
164.2 GPixel/s
Texture Rate
105.6 GTexel/s
478.8 GTexel/s
FP16 (half)
6.758 TFLOPS
30.64 TFLOPS
FP32 (float)
3.379 TFLOPS
30.64 TFLOPS
FP64 (double)
211.2 GFLOPS
478.8 GFLOPS
Graphics Processor
GPU Name
Rembrandt
GA102
Architecture
RDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
6 nm
8 nm
Transistors
13.1 billion
28.3 billion
Die Size
208 mm²
628 mm²
GPU Variant
—
GA102-220-A1
Board Design
TDP
50W
350W
Outputs
Portable Device Dependent
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
2.0
3.0
Vulkan
1.3
1.3
Shader Model
6.7
6.8
CUDA
—
8.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.