GPU Comparison
GEFORCE
NVIDIA GB10
CORE STATE
GB20B
VRAM
128 GB
CLOCK SPEED
2418 MHz
TDP
140 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
VS
GEFORCE
Tesla P40
CORE STATE
GP102
VRAM
24 GB
CLOCK SPEED
1531 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GB10
Tesla P40
Core Specs
Shading Units
6,144
3,840
-37.5%
Shaders
6,144
3,840
-37.5%
TMUs
384
240
-37.5%
ROPs
48
96
+100.0%
SM Count
48
30
-37.5%
Clocks
Base Clock
1665 MHz
1303 MHz
Boost Clock
2418 MHz
1531 MHz
Memory Clock
1067 MHz
8.5 Gbps effective
1808 MHz
7.2 Gbps effective
Memory
Memory Size
128 GB
24 GB
VRAM (MB)
131,072
24,576
-81.3%
Memory Type
LPDDR5X
GDDR5
Memory Bus
256 bit
384 bit
Bandwidth
273.2 GB/s
347.1 GB/s
Cache
L1 Cache
256 KB (per SM)
48 KB (per SM)
L2 Cache
50 MB
3 MB
Performance
Pixel Rate
116.1 GPixel/s
147.0 GPixel/s
Texture Rate
928.5 GTexel/s
367.4 GTexel/s
FP32 (TFLOPS)
29.71 TFLOPS
11.76 TFLOPS
FP64 (TFLOPS)
464.3 GFLOPS (1:64)
367.4 GFLOPS (1:32)
FP16 (TFLOPS)
29.71 TFLOPS (1:1)
183.7 GFLOPS (1:64)
AI/RT
RT Cores
48
—
Tensor Cores
384
—
Power
TDP
140 W
250 W
TDP (W)
140
250
+78.6%
Suggested PSU
300 W
600 W
Power Connectors
None
8-pin EPS
Architecture
Architecture
Blackwell 2.0
Pascal
GPU Name
GB20B
GP102
Generation
Server Blackwell
(Bxx)
Tesla Pascal
(Pxx)
Process Size
5 nm
16 nm
Transistors
—
11,800 million
Die Size
—
471 mm²
Foundry
TSMC
TSMC
Density
—
25.1M / mm²
API Support
DirectX
—
12 (12_1)
OpenGL
—
4.6
Vulkan
—
1.4
OpenCL
3.0
3.0
CUDA
12.1
6.1
Shader Model
—
6.8
Physical
Slot Width
IGP
Dual-slot
Length
150 mm
5.9 inches
267 mm
10.5 inches
Height
51 mm
2 inches
111 mm
4.4 inches
Outputs
1x HDMI
No outputs
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Other
Launch Price
3,999 USD
5,699 USD
Production
Active
End-of-life
Predecessor
Server Hopper
Tesla Maxwell
Successor
Server Rubin
Tesla Volta