NVIDIA GB10 vs AMD Radeon R9 280X
GPU · Specs Compare
Graphics Card
Release Date
Oct 2025
Oct 2013
Generation
Server Blackwell
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1665 MHz
850 MHz
Boost Clock
2418 MHz
1000 MHz
Memory Clock
1067 MHz
1500 MHz
Memory
Memory Size
128GB
3GB
Memory Type
LPDDR5X
GDDR5
Memory Bus
256bit
384bit
Bandwidth
273.2GB/s
288.0GB/s
Render Config
SM Count
48
—
Shading Units
6144
2048
TMUs
384
128
ROPs
48
32
Tensor Cores
384
—
RT Cores
48
—
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
50 MB
768 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
116.1 GPixel/s
32.00 GPixel/s
Texture Rate
928.5 GTexel/s
128.0 GTexel/s
FP16 (half)
29.71 TFLOPS
—
FP32 (float)
29.71 TFLOPS
4.096 TFLOPS
FP64 (double)
464.3 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
GB20B
Tahiti
Architecture
Blackwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
3 nm
28 nm
Transistors
Unknown
4.313 billion
Die Size
Unknown
352 mm²
GPU Variant
—
Tahiti XTL(215-0821065)
Board Design
TDP
140W
250W
Suggested PSU
300 W
600 W
Outputs
1x HDMI
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
1.2
Vulkan
N/A
1.2
CUDA
12.1
—
Shader Model
N/A
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.