NVIDIA RTX A4000 vs NVIDIA B200 SXM 192 GB
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Jan 2024
Generation
Quadro Ampere
Server Blackwell
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
735 MHz
1665 MHz
Boost Clock
1560 MHz
1837 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
16GB
96GB
Memory Type
GDDR6
HBM3e
Memory Bus
256bit
4096bit
Bandwidth
448.0GB/s
4.10TB/s
Render Config
SM Count
48
132
Shading Units
6144
16896
TMUs
192
528
ROPs
96
24
Tensor Cores
192
528
RT Cores
48
-
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
4 MB
50 MB
Theoretical Performance
Pixel Rate
149.8 GPixel/s
44.09 GPixel/s
Texture Rate
299.5 GTexel/s
969.9 GTexel/s
FP16 (half)
19.17 TFLOPS
248.3 TFLOPS
FP32 (float)
19.17 TFLOPS
62.08 TFLOPS
FP64 (double)
299.5 GFLOPS
31.04 TFLOPS
Graphics Processor
GPU Name
GA104
GB100
GPU Variant
GA104-875-A1
-
Architecture
Ampere
Blackwell
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
104 billion
Die Size
392 mm²
Unknown
Board Design
TDP
140W
1000W
Suggested PSU
300 W
1400 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-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
6.7
N/A
📊 Benchmark
3DMark Time Spy
11,079
-
3DMark Time Spy Extreme
5,367
-
OctaneBench
352
-