GPU Comparison
GEFORCE
NVIDIA A100 PCIe 40 GB
CORE STATE
GA100
VRAM
40 GB
CLOCK SPEED
1410 MHz
TDP
250 W
BUS WIDTH
5120 bit
ARCHITECTURE
Ampere
PROCESS
7 nm
LAUNCH DATE
2020
VS
GEFORCE
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
—
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
A100 PCIe 40 GB
B200
Core Specs
Shading Units
6,912
18,944
+174.1%
Shaders
6,912
18,944
+174.1%
TMUs
432
592
+37.0%
ROPs
160
24
-85.0%
SM Count
108
148
+37.0%
Clocks
Base Clock
765 MHz
700 MHz
Boost Clock
1410 MHz
1965 MHz
Memory Clock
1215 MHz
2.4 Gbps effective
2000 MHz
8 Gbps effective
Memory
Memory Size
40 GB
90 GB
VRAM (MB)
40,960
92,160
+125.0%
Memory Type
HBM2e
HBM3e
Memory Bus
5120 bit
4096 bit
Bandwidth
1.56 TB/s
4.10 TB/s
Cache
L1 Cache
192 KB (per SM)
256 KB (per SM)
L2 Cache
40 MB
50 MB
Performance
Pixel Rate
225.6 GPixel/s
47.16 GPixel/s
Texture Rate
609.1 GTexel/s
1,163.3 GTexel/s
FP32 (TFLOPS)
19.49 TFLOPS
74.45 TFLOPS
FP64 (TFLOPS)
9.746 TFLOPS (1:2)
37.22 TFLOPS (1:2)
FP16 (TFLOPS)
77.97 TFLOPS (4:1)
1,191.2 TFLOPS (16:1)
AI/RT
Tensor Cores
432
592
+37.0%
BF16
311.84 TFLOPS (16:1)
—
TF32
155.92 TFLOPs (8:1)
—
Power
TDP
250 W
1000 W
TDP (W)
250
1,000
+300.0%
Suggested PSU
600 W
1400 W
Power Connectors
8-pin EPS
—
Architecture
Architecture
Ampere
Blackwell
GPU Name
GA100
GB100
Generation
Server Ampere
(Axx)
Server Blackwell
(Bxx)
Process Size
7 nm
5 nm
Transistors
54,200 million
104,000 million
Die Size
826 mm²
—
Foundry
TSMC
TSMC
Density
65.6M / mm²
—
API Support
OpenCL
3.0
3.0
CUDA
8.0
10.0
Physical
Slot Width
Dual-slot
SXM Module
Length
267 mm
10.5 inches
—
Height
111 mm
4.4 inches
—
Outputs
No outputs
No outputs
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Other
Production
End-of-life
Active
Predecessor
Tesla Turing
Server Hopper
Successor
Server Ada
Server Rubin