GPU Wiki
Compare NVIDIA GPUs
Select up to four GPU Wiki entries to compare matching specifications row by row. The comparison uses the site database and keeps generation-specific specs visibly separate.
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Muted cells indicate unavailable, not applicable, or not directly comparable specifications.
| Spec | GB10 |
|---|---|
| Overview | |
| Product name | NVIDIA GB10 |
| Architecture | Blackwell 2.0 |
| Generation / family | NVIDIA B-Series |
| GPU codename | GB20B |
| Launch date | 2025-10-15 |
| Market segment | Desktop in NVIDIA B-Series |
| Board type / entry type | Reference GPU |
| GPU | |
| Process node | TSMC 5 nm |
| GPU chip | GB20B |
| SM / multiprocessor count | 48 |
| CUDA Cores | 6144 |
| Tensor Cores | 384 |
| RT Cores | 48 |
| ROPs | 48 |
| TMUs | 384 |
| Clocks | |
| Base / Core clock | 1,665 MHz |
| Boost clock | 2,418 MHz |
| Memory clock | 1,067 MHz |
| Memory | |
| Memory size | 128 GB |
| Memory type | LPDDR5X |
| Memory bus width | 256-bit |
| Memory bandwidth | 273.2 GB/s |
| Bus / Interface | |
| Bus interface | PCIe 5.0 x16 |
| AGP / PCI / PCIe distinction | PCIe |
| Power | |
| TDP / TBP / board power | 140 W |
| Recommended PSU | 300 W |
| Power connectors | None |
| Slot width | IGP, 150 mm length, 150 mm width |
| Display / Media | |
| Display outputs | 1x HDMI |
| Features | |
| CUDA support | 12.1 |
| Ray tracing support | Hardware RT units present |
| Performance / Benchmarks | |
| FP32 throughput | 29.71 TFLOPS |
| FP16 throughput | 29.71 TFLOPS |
Overview
Product name
GB10
NVIDIA GB10
Architecture
GB10
Blackwell 2.0
Generation / family
GB10
NVIDIA B-Series
GPU codename
GB10
GB20B
Launch date
GB10
2025-10-15
Market segment
GB10
Desktop in NVIDIA B-Series
Board type / entry type
GB10
Reference GPU
GPU
Process node
GB10
TSMC 5 nm
GPU chip
GB10
GB20B
SM / multiprocessor count
GB10
48
CUDA Cores
GB10
6144
Tensor Cores
GB10
384
RT Cores
GB10
48
ROPs
GB10
48
TMUs
GB10
384
Clocks
Base / Core clock
GB10
1,665 MHz
Boost clock
GB10
2,418 MHz
Memory clock
GB10
1,067 MHz
Memory
Memory size
GB10
128 GB
Memory type
GB10
LPDDR5X
Memory bus width
GB10
256-bit
Memory bandwidth
GB10
273.2 GB/s
Bus / Interface
Bus interface
GB10
PCIe 5.0 x16
AGP / PCI / PCIe distinction
GB10
PCIe
Power
TDP / TBP / board power
GB10
140 W
Recommended PSU
GB10
300 W
Power connectors
GB10
None
Slot width
GB10
IGP, 150 mm length, 150 mm width
Display / Media
Display outputs
GB10
1x HDMI
Features
CUDA support
GB10
12.1
Ray tracing support
GB10
Hardware RT units present
Performance / Benchmarks
FP32 throughput
GB10
29.71 TFLOPS
FP16 throughput
GB10
29.71 TFLOPS