AMD Radeon HD 7950 vs NVIDIA GeForce RTX 3080 Ti Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2012
Jan 2022
Generation
Southern Islands
GeForce 30 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
2000 MHz
Base Clock
-
810 MHz
Boost Clock
-
1260 MHz
Memory
Memory Size
3GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
512.0GB/s
Render Config
Compute Units
28
-
Shading Units
1792
7424
TMUs
112
232
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
4 MB
SM Count
-
58
Tensor Cores
-
232
RT Cores
-
58
Theoretical Performance
Pixel Rate
25.60 GPixel/s
121.0 GPixel/s
Texture Rate
89.60 GTexel/s
292.3 GTexel/s
FP32 (float)
2.867 TFLOPS
18.71 TFLOPS
FP64 (double)
716.8 GFLOPS
292.3 GFLOPS
FP16 (half)
-
18.71 TFLOPS
Graphics Processor
GPU Name
Tahiti
GA103S
GPU Variant
Tahiti PRO(215-0821056)
GN20-E8-A1
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
4.313 billion
Unknown
Die Size
352 mm²
496 mm²
Board Design
TDP
200W
115W
Suggested PSU
550 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.5
CUDA
-
8.6
📊 Benchmark
3DMark Time Spy
1,969
12,905
3DMark Time Spy Extreme
1,019
6,164