NVIDIA GeForce RTX 3080 12 GB vs AMD Radeon R9 280X
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Oct 2013
Generation
GeForce 30
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1260 MHz
850 MHz
Boost Clock
1710 MHz
1000 MHz
Memory Clock
1188 MHz
1500 MHz
Memory
Memory Size
12GB
3GB
Memory Type
GDDR6X
GDDR5
Memory Bus
384bit
384bit
Bandwidth
912.4GB/s
288.0GB/s
Render Config
SM Count
70
-
Shading Units
8960
2048
TMUs
280
128
ROPs
96
32
Tensor Cores
280
-
RT Cores
70
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
6 MB
768 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
164.2 GPixel/s
32.00 GPixel/s
Texture Rate
478.8 GTexel/s
128.0 GTexel/s
FP16 (half)
30.64 TFLOPS
-
FP32 (float)
30.64 TFLOPS
4.096 TFLOPS
FP64 (double)
478.8 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
GA102
Tahiti
GPU Variant
GA102-220-A1
Tahiti XTL(215-0821065)
Architecture
Ampere
GCN 1.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
28.3 billion
4.313 billion
Die Size
628 mm²
352 mm²
Board Design
TDP
350W
250W
Suggested PSU
750 W
600 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 12-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
8.6
-
Shader Model
6.8
5.1