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 PRO 4000 Blackwell
CORE STATE
GB203
VRAM
24 GB
CLOCK SPEED
2055 MHz
TDP
140 W
BUS WIDTH
192 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
B200
RTX PRO 4000 Blackwell
Core Specs
Shading Units
18,944
8,960
-52.7%
Shaders
18,944
8,960
-52.7%
TMUs
592
280
-52.7%
ROPs
24
96
+300.0%
SM Count
148
70
-52.7%
Clocks
Base Clock
700 MHz
1230 MHz
Boost Clock
1965 MHz
2055 MHz
Memory Clock
2000 MHz
8 Gbps effective
1750 MHz
28 Gbps effective
Memory
Memory Size
90 GB
24 GB
VRAM (MB)
92,160
24,576
-73.3%
Memory Type
HBM3e
GDDR7
Memory Bus
4096 bit
192 bit
Bandwidth
4.10 TB/s
672.0 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
197.3 GPixel/s
Texture Rate
1,163.3 GTexel/s
575.4 GTexel/s
FP32 (TFLOPS)
74.45 TFLOPS
36.83 TFLOPS
FP64 (TFLOPS)
37.22 TFLOPS (1:2)
575.4 GFLOPS (1:64)
FP16 (TFLOPS)
1,191.2 TFLOPS (16:1)
36.83 TFLOPS (1:1)
AI/RT
RT Cores
—
70
Tensor Cores
592
280
-52.7%
Power
TDP
1000 W
140 W
TDP (W)
1,000
140
-86.0%
Suggested PSU
1400 W
300 W
Power Connectors
—
1x 16-pin
Architecture
Architecture
Blackwell
Blackwell 2.0
GPU Name
GB100
GB203
Generation
Server Blackwell
(Bxx)
Blackwell PRO W
(x000)
Process Size
5 nm
5 nm
Transistors
104,000 million
45,600 million
Die Size
—
378 mm²
Foundry
TSMC
TSMC
Density
—
120.6M / mm²
API Support
DirectX
—
12 Ultimate (12_2)
OpenGL
—
4.6
Vulkan
—
1.4
OpenCL
3.0
3.0
CUDA
10.0
12.0
Shader Model
—
6.8
Physical
Slot Width
SXM Module
Single-slot
Length
—
241 mm
9.5 inches
Height
—
111 mm
4.4 inches
Outputs
No outputs
4x DisplayPort 2.1b
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Other
Production
Active
Active
Predecessor
Server Hopper
Workstation Ada
Successor
Server Rubin
—