NVIDIA GeForce RTX 3080 vs NVIDIA B200
GPU Specs Compare
Graphics Card
Release Date
Sep 2020
Jan 2024
Generation
GeForce 30
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1440 MHz
700 MHz
Boost Clock
1710 MHz
1965 MHz
Memory Clock
1188 MHz
2000 MHz
Memory
Memory Size
10GB
90GB
Memory Type
GDDR6X
HBM3e
Memory Bus
320bit
4096bit
Bandwidth
760.3GB/s
4.10TB/s
Render Config
SM Count
68
148
Shading Units
8704
18944
TMUs
272
592
ROPs
96
24
Tensor Cores
272
592
RT Cores
68
-
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
5 MB
50 MB
Theoretical Performance
Pixel Rate
164.2 GPixel/s
47.16 GPixel/s
Texture Rate
465.1 GTexel/s
1163.3 GTexel/s
FP16 (half)
29.77 TFLOPS
1191.2 TFLOPS
FP32 (float)
29.77 TFLOPS
74.45 TFLOPS
FP64 (double)
465.1 GFLOPS
37.22 TFLOPS
Graphics Processor
GPU Name
GA102
GB100
GPU Variant
GA102-200-KD-A1
-
Architecture
Ampere
Blackwell
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
28.3 billion
104 billion
Die Size
628 mm²
Unknown
Board Design
TDP
320W
1000W
Suggested PSU
700 W
1400 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
10.0
Shader Model
6.6
N/A
📊 Benchmark
3DMark Time Spy
17,662
-
3DMark Time Spy Extreme
8,879
-