AMD Radeon R9 280X vs NVIDIA RTX A1000
GPU Specs Compare
Graphics Card
Release Date
Oct 2013
Apr 2024
Generation
Volcanic Islands
Quadro Ampere
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
850 MHz
727 MHz
Boost Clock
1000 MHz
1462 MHz
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
128bit
Bandwidth
288.0GB/s
192.0GB/s
Render Config
Compute Units
32
-
Shading Units
2048
2304
TMUs
128
72
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
2 MB
SM Count
-
18
Tensor Cores
-
72
RT Cores
-
18
Theoretical Performance
Pixel Rate
32.00 GPixel/s
46.78 GPixel/s
Texture Rate
128.0 GTexel/s
105.3 GTexel/s
FP32 (float)
4.096 TFLOPS
6.737 TFLOPS
FP64 (double)
1024 GFLOPS
105.3 GFLOPS
FP16 (half)
-
6.737 TFLOPS
Graphics Processor
GPU Name
Tahiti
GA107
GPU Variant
Tahiti XTL(215-0821065)
-
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
4.313 billion
8.7 billion
Die Size
352 mm²
200 mm²
Board Design
TDP
250W
50W
Suggested PSU
600 W
250 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
4x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-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
6.7
CUDA
-
8.6