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
B300 SXM6 AC
CORE STATE
GB110
VRAM
288 GB
CLOCK SPEED
2032 MHz
TDP
1100 W
BUS WIDTH
8192 bit
ARCHITECTURE
Blackwell Ultra
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
B200
B300 SXM6 AC
Core Specs
Shading Units
18,944
18,944
0.0%
Shaders
18,944
18,944
0.0%
TMUs
592
592
0.0%
ROPs
24
24
0.0%
SM Count
148
148
0.0%
Clocks
Base Clock
700 MHz
1665 MHz
Boost Clock
1965 MHz
2032 MHz
Memory Clock
2000 MHz
8 Gbps effective
2000 MHz 8 Gbps effective
Memory
Memory Size
90 GB
288 GB
VRAM (MB)
92,160
294,912
+220.0%
Memory Type
HBM3e
HBM3e
Memory Bus
4096 bit
8192 bit
Bandwidth
4.10 TB/s
8.19 TB/s
Cache
L1 Cache
256 KB (per SM)
256 KB (per SM)
L2 Cache
50 MB
126 MB
Performance
Pixel Rate
47.16 GPixel/s
48.77 GPixel/s
Texture Rate
1,163.3 GTexel/s
1,202.9 GTexel/s
FP32 (TFLOPS)
74.45 TFLOPS
76.99 TFLOPS
FP64 (TFLOPS)
37.22 TFLOPS (1:2)
1,202.9 GFLOPS (1:64)
FP16 (TFLOPS)
1,191.2 TFLOPS (16:1)
76.99 TFLOPS (1:1)
AI/RT
Tensor Cores
592
592
0.0%
Power
TDP
1000 W
1100 W
TDP (W)
1,000
1,100
+10.0%
Suggested PSU
1400 W
1500 W
Architecture
Architecture
Blackwell
Blackwell Ultra
GPU Name
GB100
GB110
Generation
Server Blackwell
(Bxx)
Server Blackwell (Bxx)
Process Size
5 nm
5 nm
Transistors
104,000 million
208,000 million
Die Size
—
1628 mm²
Foundry
TSMC
TSMC
Density
—
127.8M / mm²
API Support
OpenCL
3.0
3.0
CUDA
10.0
10.3
Physical
Slot Width
SXM Module
SXM Module
Outputs
No outputs
No outputs
Bus Interface
PCIe 5.0 x16
PCIe 6.0 x16
Other
Production
Active
Active
Predecessor
Server Hopper
Server Hopper
Successor
Server Rubin
Server Rubin