NVIDIA GeForce GTX 650 Ti vs NVIDIA B300 SXM6 AC

GPU Specs Compare

G

NVIDIA B300 SXM6 AC

NVIDIA 2025-09

Graphics Card

Release Date
Oct 2012
Sep 2025
Generation
GeForce 600
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 6.0 x16

Clock Speeds

Memory Clock
1350 MHz
2000 MHz
Base Clock
-
1665 MHz
Boost Clock
-
2032 MHz

Memory

Memory Size
1024MB
288GB
Memory Type
GDDR5
HBM3e
Memory Bus
128bit
8192bit
Bandwidth
86.40GB/s
8.19TB/s

Render Config

Shading Units
768
18944
TMUs
64
592
ROPs
16
24
L1 Cache
16 KB (per SMX)
256 KB (per SM)
L2 Cache
256 KB
126 MB
SM Count
-
148
Tensor Cores
-
592

Theoretical Performance

Pixel Rate
14.85 GPixel/s
48.77 GPixel/s
Texture Rate
59.39 GTexel/s
1202.9 GTexel/s
FP32 (float)
1425 GFLOPS
76.99 TFLOPS
FP64 (double)
59.39 GFLOPS
1202.9 GFLOPS
FP16 (half)
-
76.99 TFLOPS

Graphics Processor

GPU Name
GK106
GB110
GPU Variant
GK106-220-A1
-
Architecture
Kepler
Blackwell Ultra
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.54 billion
208 billion
Die Size
221 mm²
1628 mm²

Board Design

TDP
110W
1100W
Suggested PSU
300 W
1500 W
Outputs
2x DVI1x mini-HDMI 1.4a
No outputs
Power Connectors
1x 6-pin
-

Graphics Features

DirectX
12 (11_0)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.1
N/A
CUDA
3.0
10.3
Shader Model
5.1
N/A