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
RTX 4000 Ada Generation
CORE STATE
AD104
VRAM
20 GB
CLOCK SPEED
2175 MHz
TDP
130 W
BUS WIDTH
160 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
B200
RTX 4000 Ada Generation
Core Specs
Shading Units
18,944
6,144
-67.6%
Shaders
18,944
6,144
-67.6%
TMUs
592
192
-67.6%
ROPs
24
64
+166.7%
SM Count
148
48
-67.6%
Clocks
Base Clock
700 MHz
1500 MHz
Boost Clock
1965 MHz
2175 MHz
Memory Clock
2000 MHz
8 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
90 GB
20 GB
VRAM (MB)
92,160
20,480
-77.8%
Memory Type
HBM3e
GDDR6
Memory Bus
4096 bit
160 bit
Bandwidth
4.10 TB/s
360.0 GB/s
Cache
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
48 MB
Performance
Pixel Rate
47.16 GPixel/s
139.2 GPixel/s
Texture Rate
1,163.3 GTexel/s
417.6 GTexel/s
FP32 (TFLOPS)
74.45 TFLOPS
26.73 TFLOPS
FP64 (TFLOPS)
37.22 TFLOPS (1:2)
417.6 GFLOPS (1:64)
FP16 (TFLOPS)
1,191.2 TFLOPS (16:1)
26.73 TFLOPS (1:1)
AI/RT
RT Cores
—
48
Tensor Cores
592
192
-67.6%
Power
TDP
1000 W
130 W
TDP (W)
1,000
130
-87.0%
Suggested PSU
1400 W
300 W
Power Connectors
—
1x 16-pin
Architecture
Architecture
Blackwell
Ada Lovelace
GPU Name
GB100
AD104
Generation
Server Blackwell
(Bxx)
Workstation Ada
(x000A)
Process Size
5 nm
5 nm
Transistors
104,000 million
35,800 million
Die Size
—
294 mm²
Foundry
TSMC
TSMC
Density
—
121.8M / 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
Single-slot
Length
—
245 mm
9.6 inches
Height
—
112 mm
4.4 inches
Outputs
No outputs
4x DisplayPort 1.4a
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Other
Production
Active
Active
Predecessor
Server Hopper
Workstation Ampere
Successor
Server Rubin
Blackwell PRO W