NVIDIA GeForce RTX 4080 SUPER vs NVIDIA B200 SXM6
GPU · Specs Compare
Graphics Card
Release Date
Jan 2024
Nov 2024
Generation
GeForce 40
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
2295 MHz
120 MHz
Boost Clock
2550 MHz
1830 MHz
Memory Clock
1438 MHz
2000 MHz
Memory
Memory Size
16GB
180GB
Memory Type
GDDR6X
HBM3e
Memory Bus
256bit
8192bit
Bandwidth
736.3GB/s
8.19TB/s
Render Config
SM Count
80
148
Shading Units
10240
18944
TMUs
320
592
ROPs
112
24
Tensor Cores
320
592
RT Cores
80
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
64 MB
126 MB
Theoretical Performance
Pixel Rate
285.6 GPixel/s
43.92 GPixel/s
Texture Rate
816.0 GTexel/s
1083.4 GTexel/s
FP16 (half)
52.22 TFLOPS
1109.4 TFLOPS
FP32 (float)
52.22 TFLOPS
69.34 TFLOPS
FP64 (double)
816.0 GFLOPS
34.67 TFLOPS
Graphics Processor
GPU Name
AD103
GB100
GPU Variant
AD103-400-A1
GB100-886N-A1
Architecture
Ada Lovelace
Blackwell
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
45.9 billion
208 billion
Die Size
379 mm²
1628 mm²
Board Design
TDP
320W
1000W
Suggested PSU
700 W
1400 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
—
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.9
10.0
Shader Model
6.8
N/A
Benchmark
3DMark Time Spy
28,304
—
3DMark Time Spy Extreme
14,052
—
OctaneBench
964
—
Blender
9,232
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.