AMD Radeon RX 7950 XTX vs NVIDIA GeForce RTX 3080 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Jan 2021
Generation
Navi III
GeForce 30 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2200 MHz
1110 MHz
Boost Clock
3300 MHz
1545 MHz
Memory Clock
2500 MHz
1750 MHz
Memory
Memory Size
24GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
256bit
Bandwidth
960.0GB/s
448.0GB/s
Render Config
Compute Units
96
—
Shading Units
6144
6144
TMUs
384
192
ROPs
192
96
RT Cores
96
48
L1 Cache
256 KB per Array
128 KB (per SM)
L2 Cache
6 MB
4 MB
L3 Cache
96 MB
—
SM Count
—
48
Tensor Cores
—
192
Theoretical Performance
Pixel Rate
633.6 GPixel/s
148.3 GPixel/s
Texture Rate
1267 GTexel/s
296.6 GTexel/s
FP16 (half)
162.2 TFLOPS
18.98 TFLOPS
FP32 (float)
81.10 TFLOPS
18.98 TFLOPS
FP64 (double)
2.534 TFLOPS
296.6 GFLOPS
Graphics Processor
GPU Name
Navi 31
GA104
GPU Variant
Navi 31 XTX+
GA104-775-A1
Architecture
RDNA 3.0
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
57.7 billion
17.4 billion
Die Size
529 mm²
392 mm²
Board Design
TDP
355W
115W
Suggested PSU
750 W
—
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.3
Shader Model
6.7
6.6
CUDA
—
8.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.