NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon HD 7790
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2013
Generation
GeForce 30 Mobile
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
810 MHz
-
Boost Clock
1260 MHz
-
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
16GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
128bit
Bandwidth
512.0GB/s
96.00GB/s
Render Config
SM Count
58
-
Shading Units
7424
896
TMUs
232
56
ROPs
96
16
Tensor Cores
232
-
RT Cores
58
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
256 KB
Compute Units
-
14
Theoretical Performance
Pixel Rate
121.0 GPixel/s
16.00 GPixel/s
Texture Rate
292.3 GTexel/s
56.00 GTexel/s
FP16 (half)
18.71 TFLOPS
-
FP32 (float)
18.71 TFLOPS
1.792 TFLOPS
FP64 (double)
292.3 GFLOPS
112.0 GFLOPS
Graphics Processor
GPU Name
GA103S
Bonaire
GPU Variant
GN20-E8-A1
Bonaire XT(215-0839039)
Architecture
Ampere
GCN 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
Unknown
2.08 billion
Die Size
496 mm²
160 mm²
Board Design
TDP
115W
85W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
-
250 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.6
-
Shader Model
6.5
6.3
📊 Benchmark
3DMark Time Spy
12,905
1,307
3DMark Time Spy Extreme
6,164
409