NVIDIA B300 SXM6 AC vs NVIDIA Quadro K6000 SDI
GPU · Specs Compare
Graphics Card
Release Date
Sep 2025
Jul 2013
Generation
Server Blackwell
Quadro
Type
Desktop
Professional
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1665 MHz
—
Boost Clock
2032 MHz
—
Memory Clock
2000 MHz
1502 MHz
Memory
Memory Size
288GB
12GB
Memory Type
HBM3e
GDDR5
Memory Bus
8192bit
384bit
Bandwidth
8.19TB/s
288.4GB/s
Render Config
SM Count
148
—
Shading Units
18944
2880
TMUs
592
240
ROPs
24
48
Tensor Cores
592
—
L1 Cache
256 KB (per SM)
16 KB (per SMX)
L2 Cache
126 MB
1536 KB
Theoretical Performance
Pixel Rate
48.77 GPixel/s
54.12 GPixel/s
Texture Rate
1202.9 GTexel/s
216.5 GTexel/s
FP16 (half)
76.99 TFLOPS
—
FP32 (float)
76.99 TFLOPS
5.196 TFLOPS
FP64 (double)
1202.9 GFLOPS
1.732 TFLOPS
Graphics Processor
GPU Name
GB110
GK110
Architecture
Blackwell Ultra
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
208 billion
7.08 billion
Die Size
1628 mm²
561 mm²
Board Design
TDP
1100W
239W
Suggested PSU
1500 W
550 W
Outputs
No outputs
3x DVI2x DisplayPort 1.23x SDI
Graphics Features
DirectX
N/A
12 (11_0)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.1
CUDA
10.3
3.5
Shader Model
N/A
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.