AMD Radeon R9 FURY X2 vs NVIDIA B300
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Sep 2025
Generation
Pirate Islands
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
500 MHz
2000 MHz
Base Clock
—
1665 MHz
Boost Clock
—
2032 MHz
Memory
Memory Size
4GB
144GB
Memory Type
HBM
HBM3e
Memory Bus
4096bit
4096bit
Bandwidth
512.0GB/s
4.10TB/s
Render Config
Compute Units
64
—
Shading Units
4096
18944
TMUs
256
592
ROPs
64
24
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
2 MB
50 MB
SM Count
—
148
Tensor Cores
—
592
Theoretical Performance
Pixel Rate
67.20 GPixel/s
48.77 GPixel/s
Texture Rate
268.8 GTexel/s
1202.9 GTexel/s
FP32 (float)
8.602 TFLOPS
76.99 TFLOPS
FP16 (half)
—
1231.8 TFLOPS
FP64 (double)
—
1202.9 GFLOPS
Graphics Processor
GPU Name
Capsaicin
GB110
GPU Variant
Capsaicin XT C9
—
Architecture
GCN 3.0
Blackwell Ultra
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
8.9 billion
104 billion
Die Size
596 mm²
Unknown
Board Design
TDP
Unknown
1400W
Suggested PSU
200 W
1800 W
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
No outputs
Power Connectors
2x 8-pin
—
Graphics Features
DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.2.170
N/A
Shader Model
6.5
N/A
CUDA
—
10.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.