AMD Radeon HD 8950M vs NVIDIA GeForce RTX 3080
GPU Specs Compare
Graphics Card
Release Date
May 2013
Sep 2020
Generation
Solar System
GeForce 30
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1375 MHz
1188 MHz
Base Clock
-
1440 MHz
Boost Clock
-
1710 MHz
Memory
Memory Size
2GB
10GB
Memory Type
GDDR5
GDDR6X
Memory Bus
128bit
320bit
Bandwidth
88.00GB/s
760.3GB/s
Render Config
Compute Units
12
-
Shading Units
768
8704
TMUs
48
272
ROPs
16
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
5 MB
SM Count
-
68
Tensor Cores
-
272
RT Cores
-
68
Theoretical Performance
Pixel Rate
17.20 GPixel/s
164.2 GPixel/s
Texture Rate
51.60 GTexel/s
465.1 GTexel/s
FP32 (float)
1.651 TFLOPS
29.77 TFLOPS
FP64 (double)
103.2 GFLOPS
465.1 GFLOPS
FP16 (half)
-
29.77 TFLOPS
Graphics Processor
GPU Name
Saturn
GA102
GPU Variant
Saturn XT
GA102-200-KD-A1
Architecture
GCN 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
2.08 billion
28.3 billion
Die Size
160 mm²
628 mm²
Board Design
TDP
100W
320W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Suggested PSU
-
700 W
Power Connectors
-
1x 12-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.6
CUDA
-
8.6
📊 Benchmark
3DMark Time Spy
-
17,662
3DMark Time Spy Extreme
-
8,879