AMD Radeon R9 280X2 vs NVIDIA GeForce RTX 4080
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Sep 2022
Generation
Volcanic Islands
GeForce 40
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
950 MHz
2205 MHz
Boost Clock
1000 MHz
2505 MHz
Memory Clock
1500 MHz
1400 MHz
Memory
Memory Size
3GB
16GB
Memory Type
GDDR5
GDDR6X
Memory Bus
384bit
256bit
Bandwidth
288.0GB/s
716.8GB/s
Render Config
Compute Units
32
—
Shading Units
2048
9728
TMUs
128
304
ROPs
32
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
64 MB
SM Count
—
76
Tensor Cores
—
304
RT Cores
—
76
Theoretical Performance
Pixel Rate
32.00 GPixel/s
280.6 GPixel/s
Texture Rate
128.0 GTexel/s
761.5 GTexel/s
FP32 (float)
4.096 TFLOPS
48.74 TFLOPS
FP64 (double)
1024 GFLOPS
761.5 GFLOPS
FP16 (half)
—
48.74 TFLOPS
Graphics Processor
GPU Name
Tahiti
AD103
GPU Variant
Tahiti XTL(215-0821065)
AD103-300-A1
Architecture
GCN 1.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
45.9 billion
Die Size
352 mm²
379 mm²
Board Design
TDP
375W
320W
Suggested PSU
750 W
700 W
Outputs
6x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
3x 8-pin
1x 16-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
6.7
CUDA
—
8.9
Benchmark
3DMark Time Spy
—
28,173
3DMark Time Spy Extreme
—
14,002
▲ Specs Compare
Data sourced from official specifications and benchmark tests.