NVIDIA B300 SXM6 AC vs AMD Radeon R9 FURY X2
GPU · Specs Compare
Graphics Card
Release Date
Sep 2025
Unknown
Generation
Server Blackwell
Pirate Islands
Type
Desktop
Desktop
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1665 MHz
—
Boost Clock
2032 MHz
—
Memory Clock
2000 MHz
500 MHz
Memory
Memory Size
288GB
4GB
Memory Type
HBM3e
HBM
Memory Bus
8192bit
4096bit
Bandwidth
8.19TB/s
512.0GB/s
Render Config
SM Count
148
—
Shading Units
18944
4096
TMUs
592
256
ROPs
24
64
Tensor Cores
592
—
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
126 MB
2 MB
Compute Units
—
64
Theoretical Performance
Pixel Rate
48.77 GPixel/s
67.20 GPixel/s
Texture Rate
1202.9 GTexel/s
268.8 GTexel/s
FP16 (half)
76.99 TFLOPS
—
FP32 (float)
76.99 TFLOPS
8.602 TFLOPS
FP64 (double)
1202.9 GFLOPS
—
Graphics Processor
GPU Name
GB110
Capsaicin
Architecture
Blackwell Ultra
GCN 3.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
208 billion
8.9 billion
Die Size
1628 mm²
596 mm²
GPU Variant
—
Capsaicin XT C9
Board Design
TDP
1100W
Unknown
Suggested PSU
1500 W
200 W
Outputs
No outputs
1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors
—
2x 8-pin
Graphics Features
DirectX
N/A
12 (12_0)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.2.170
CUDA
10.3
—
Shader Model
N/A
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.