AMD Radeon HD 8950 OEM vs NVIDIA GeForce RTX 3080 12 GB
GPU Specs Compare
Graphics Card
Release Date
Jan 2013
Jan 2022
Generation
Sea Islands
GeForce 30
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
850 MHz
1260 MHz
Boost Clock
925 MHz
1710 MHz
Memory Clock
1250 MHz
1188 MHz
Memory
Memory Size
3GB
12GB
Memory Type
GDDR5
GDDR6X
Memory Bus
384bit
384bit
Bandwidth
240.0GB/s
912.4GB/s
Render Config
Compute Units
28
-
Shading Units
1792
8960
TMUs
112
280
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
6 MB
SM Count
-
70
Tensor Cores
-
280
RT Cores
-
70
Theoretical Performance
Pixel Rate
29.60 GPixel/s
164.2 GPixel/s
Texture Rate
103.6 GTexel/s
478.8 GTexel/s
FP32 (float)
3.315 TFLOPS
30.64 TFLOPS
FP64 (double)
828.8 GFLOPS
478.8 GFLOPS
FP16 (half)
-
30.64 TFLOPS
Graphics Processor
GPU Name
Tahiti
GA102
GPU Variant
Tahiti PRO(215-0821056)
GA102-220-A1
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
4.313 billion
28.3 billion
Die Size
352 mm²
628 mm²
Board Design
TDP
200W
350W
Suggested PSU
550 W
750 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 12-pin
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
6.8
CUDA
-
8.6