GPU Comparison
GEFORCE
NVIDIA B200
CORE STATE
GB100
VRAM
90 GB
CLOCK SPEED
1965 MHz
TDP
1000 W
BUS WIDTH
4096 bit
ARCHITECTURE
Blackwell
PROCESS
5 nm
LAUNCH DATE
—
VS
GEFORCE
GeForce RTX 4090 Mobile
CORE STATE
AD103
VRAM
16 GB
CLOCK SPEED
1695 MHz
TDP
120 W
BUS WIDTH
256 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
B200
RTX 4090 Mobile
Core Specs
Shading Units
18,944
9,728
-48.6%
Shaders
18,944
9,728
-48.6%
TMUs
592
304
-48.6%
ROPs
24
112
+366.7%
SM Count
148
76
-48.6%
Clocks
Base Clock
700 MHz
1335 MHz
Boost Clock
1965 MHz
1695 MHz
Memory Clock
2000 MHz
8 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
90 GB
16 GB
VRAM (MB)
92,160
16,384
-82.2%
Memory Type
HBM3e
GDDR6
Memory Bus
4096 bit
256 bit
Bandwidth
4.10 TB/s
576.0 GB/s
Cache
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
64 MB
Performance
Pixel Rate
47.16 GPixel/s
189.8 GPixel/s
Texture Rate
1,163.3 GTexel/s
515.3 GTexel/s
FP32 (TFLOPS)
74.45 TFLOPS
32.98 TFLOPS
FP64 (TFLOPS)
37.22 TFLOPS (1:2)
515.3 GFLOPS (1:64)
FP16 (TFLOPS)
1,191.2 TFLOPS (16:1)
32.98 TFLOPS (1:1)
AI/RT
RT Cores
—
76
Tensor Cores
592
304
-48.6%
Power
TDP
1000 W
120 W
TDP (W)
1,000
120
-88.0%
Suggested PSU
1400 W
—
Power Connectors
—
None
Architecture
Architecture
Blackwell
Ada Lovelace
GPU Name
GB100
AD103
Generation
Server Blackwell
(Bxx)
GeForce 40 Mobile
Process Size
5 nm
5 nm
Transistors
104,000 million
45,900 million
Die Size
—
379 mm²
Foundry
TSMC
TSMC
Density
—
121.1M / mm²
API Support
DirectX
—
12 Ultimate (12_2)
OpenGL
—
4.6
Vulkan
—
1.4
OpenCL
3.0
3.0
CUDA
10.0
8.9
Shader Model
—
6.8
Physical
Slot Width
SXM Module
IGP
Outputs
No outputs
Portable Device Dependent
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Other
Production
Active
Active
Predecessor
Server Hopper
GeForce 30 Mobile
Successor
Server Rubin
GeForce 50 Mobile