NVIDIA GeForce RTX 3060 Ti GDDR6X vs NVIDIA B300 SXM6 AC
GPU · Specs Compare
Graphics Card
Release Date
Oct 2022
Sep 2025
Generation
GeForce 30
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
1410 MHz
1665 MHz
Boost Clock
1665 MHz
2032 MHz
Memory Clock
1188 MHz
2000 MHz
Memory
Memory Size
8GB
288GB
Memory Type
GDDR6X
HBM3e
Memory Bus
256bit
8192bit
Bandwidth
608.3GB/s
8.19TB/s
Render Config
SM Count
38
148
Shading Units
4864
18944
TMUs
152
592
ROPs
80
24
Tensor Cores
152
592
RT Cores
38
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
4 MB
126 MB
Theoretical Performance
Pixel Rate
133.2 GPixel/s
48.77 GPixel/s
Texture Rate
253.1 GTexel/s
1202.9 GTexel/s
FP16 (half)
16.20 TFLOPS
76.99 TFLOPS
FP32 (float)
16.20 TFLOPS
76.99 TFLOPS
FP64 (double)
253.1 GFLOPS
1202.9 GFLOPS
Graphics Processor
GPU Name
GA104
GB110
GPU Variant
GA104-202-A1
—
Architecture
Ampere
Blackwell Ultra
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
208 billion
Die Size
392 mm²
1628 mm²
Board Design
TDP
225W
1100W
Suggested PSU
550 W
1500 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 12-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
8.6
10.3
Shader Model
6.7
N/A
Benchmark
3DMark Time Spy
12,223
—
3DMark Time Spy Extreme
5,941
—
3DMark Speed Way
3,097
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.