NVIDIA B200 SXM6 vs AMD Radeon R9 390 X2
GPU · Specs Compare
Graphics Card
Release Date
Nov 2024
Sep 2015
Generation
Server Blackwell
Pirate Islands
Type
Desktop
Desktop
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
120 MHz
—
Boost Clock
1830 MHz
—
Memory Clock
2000 MHz
1350 MHz
Memory
Memory Size
180GB
8GB
Memory Type
HBM3e
GDDR5
Memory Bus
8192bit
512bit
Bandwidth
8.19TB/s
345.6GB/s
Render Config
SM Count
148
—
Shading Units
18944
2560
TMUs
592
160
ROPs
24
64
Tensor Cores
592
—
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
126 MB
1024 KB
Compute Units
—
40
Theoretical Performance
Pixel Rate
43.92 GPixel/s
64.00 GPixel/s
Texture Rate
1083.4 GTexel/s
160.0 GTexel/s
FP16 (half)
1109.4 TFLOPS
—
FP32 (float)
69.34 TFLOPS
5.120 TFLOPS
FP64 (double)
34.67 TFLOPS
640.0 GFLOPS
Graphics Processor
GPU Name
GB100
Grenada
GPU Variant
GB100-886N-A1
Grenada PRO(215-0880030)
Architecture
Blackwell
GCN 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
208 billion
6.2 billion
Die Size
1628 mm²
438 mm²
Board Design
TDP
1000W
580W
Suggested PSU
1400 W
950 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
—
4x 8-pin
Graphics Features
DirectX
N/A
12 (12_0)
OpenGL
N/A
4.6
OpenCL
3.0
2.0
Vulkan
N/A
1.2
CUDA
10.0
—
Shader Model
N/A
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.