AMD Radeon R9 280X vs NVIDIA GeForce RTX 4080 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Oct 2013
Jan 2023
Generation
Volcanic Islands
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
850 MHz
1290 MHz
Boost Clock
1000 MHz
1665 MHz
Memory Clock
1500 MHz
2250 MHz
Memory
Memory Size
3GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
192bit
Bandwidth
288.0GB/s
432.0GB/s
Render Config
Compute Units
32
—
Shading Units
2048
7424
TMUs
128
232
ROPs
32
80
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
48 MB
SM Count
—
58
Tensor Cores
—
232
RT Cores
—
58
Theoretical Performance
Pixel Rate
32.00 GPixel/s
133.2 GPixel/s
Texture Rate
128.0 GTexel/s
386.3 GTexel/s
FP32 (float)
4.096 TFLOPS
24.72 TFLOPS
FP64 (double)
1024 GFLOPS
386.3 GFLOPS
FP16 (half)
—
24.72 TFLOPS
Graphics Processor
GPU Name
Tahiti
AD104
GPU Variant
Tahiti XTL(215-0821065)
GN21-X9
Architecture
GCN 1.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
35.8 billion
Die Size
352 mm²
294 mm²
Board Design
TDP
250W
110W
Suggested PSU
600 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
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
6.8
CUDA
—
8.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.