NVIDIA GB10 vs NVIDIA GeForce RTX 2080 Ti
GPU Specs Compare
Graphics Card
Release Date
Oct 2025
Sep 2018
Generation
Server Blackwell
GeForce 20
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1665 MHz
1350 MHz
Boost Clock
2418 MHz
1545 MHz
Memory Clock
1067 MHz
1750 MHz
Memory
Memory Size
128GB
11GB
Memory Type
LPDDR5X
GDDR6
Memory Bus
256bit
352bit
Bandwidth
273.2GB/s
616.0GB/s
Render Config
SM Count
48
68
Shading Units
6144
4352
TMUs
384
272
ROPs
48
88
Tensor Cores
384
544
RT Cores
48
68
L1 Cache
256 KB (per SM)
64 KB (per SM)
L2 Cache
50 MB
0 MB
Theoretical Performance
Pixel Rate
116.1 GPixel/s
136.0 GPixel/s
Texture Rate
928.5 GTexel/s
420.2 GTexel/s
FP16 (half)
29.71 TFLOPS
26.90 TFLOPS
FP32 (float)
29.71 TFLOPS
13.45 TFLOPS
FP64 (double)
464.3 GFLOPS
420.2 GFLOPS
Graphics Processor
GPU Name
GB20B
TU102
Architecture
Blackwell 2.0
Turing
Foundry
TSMC
TSMC
Process Size
3 nm
12 nm
Transistors
Unknown
18.6 billion
Die Size
Unknown
754 mm²
GPU Variant
-
TU102-300A-K1-A1
Board Design
TDP
140W
250W
Suggested PSU
300 W
600 W
Outputs
1x HDMI
1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
CUDA
12.1
7.5
Shader Model
N/A
6.8